var sidebar_width = 18;
function initSidebar(s_login)
{
 try {
  var is_ie;
  var detect = navigator.userAgent.toLowerCase();
  detect.indexOf("msie") > 0 ? is_ie = "true" : is_ie = "false";
  createCookie(s_login+'_sidebarMode','automatic',30);
  var value = readCookie(s_login+'_sidebar');

  if(value == 'hidden')
  {

   //top.document.getElementById('framesetId').cols = "50, *";
   top.document.getElementById('framesetId').cols = ""+sidebar_width+", *";
   if (top.sideframe) {
    top.sideframe.document.body.style.paddingLeft = "20px";

    if (top.sideframe.document.getElementById('toggleSidebarImage').src) {
     top.sideframe.document.getElementById('toggleSidebarImage').src = 'themes/default/images/others/transparent.gif';
     top.sideframe.document.getElementById('toggleSidebarImage').addClassName('sprite16').addClassName('sprite16-navigate_right');
    }
    if (is_ie == "true") {
     top.sideframe.document.getElementById('toggleSidebarImage').style.position="absolute";
     top.sideframe.document.getElementById('toggleSidebarImage').style.left = "0px";
     top.sideframe.document.getElementById('toggleSidebarImage').style.top = "4px";
    }
   }
  }
  else
  {
   top.document.getElementById('framesetId').cols = top.global_sideframe_width + ", *";
   if (top.sideframe) {

    top.sideframe.document.body.style.paddingLeft = "0px";

    if(top.sideframe.document.getElementById('toggleSidebarImage').src) {
     top.sideframe.document.getElementById('toggleSidebarImage').src = 'themes/default/images/others/transparent.gif';
     Element.extend(top.sideframe.document.getElementById('toggleSidebarImage')).addClassName('sprite16').addClassName('sprite16-navigate_left');
    }


    if(is_ie == "true")
    {
     top.sideframe.document.getElementById('toggleSidebarImage').style.position="absolute";
     top.sideframe.document.getElementById('toggleSidebarImage').style.left = (top.global_sideframe_width - 16) + "px";
     top.sideframe.document.getElementById('toggleSidebarImage').style.top = "4px";
    }
    //top.sideframe.document.getElementById('logoutImage').style.position="absolute";
    //top.sideframe.document.getElementById('logoutImage').style.left = "1000px";
    //top.sideframe.document.getElementById('logoutImage').style.top = "45px";
    //top.sideframe.document.getElementById('mainPageImage').style.position="absolute";
    //top.sideframe.document.getElementById('mainPageImage').style.left = "1000px";
    //top.sideframe.document.getElementById('mainPageImage').style.top = "25px";

   }
  }
 } catch (e) {sidebarExceptionHandler(e, 'initSidebar');}
}
function toggleSidebar(s_login)
{
 try {
  var is_ie;
  var detect = navigator.userAgent.toLowerCase();
  detect.indexOf("msie") > 0 ? is_ie = "true" : is_ie = "false";
  //var value = readCookie('sidebar');
  var value = readCookie(s_login+'_sidebar');

  if(value == 'hidden')
  {
   createCookie(s_login+'_sidebar','visible',30);

   top.document.getElementById('framesetId').cols = top.global_sideframe_width + ", *";
   if (top.sideframe) {
    top.sideframe.document.body.style.paddingLeft = "0px";

    setArrowStatus('down');
    initArrows();
    top.sideframe.document.getElementById('toggleSidebarImage').src = 'themes/default/images/others/transparent.gif';
    top.sideframe.document.getElementById('toggleSidebarImage').addClassName('sprite16').addClassName('sprite16-navigate_left');
    if(is_ie == "true")
    {
     top.sideframe.document.getElementById('toggleSidebarImage').style.position="absolute";
     top.sideframe.document.getElementById('toggleSidebarImage').style.left = (top.global_sideframe_width - 16) + "px";
     top.sideframe.document.getElementById('toggleSidebarImage').style.top = "4px";

    }
    //top.sideframe.document.getElementById('logoutImage').style.position="absolute";
    //top.sideframe.document.getElementById('logoutImage').style.left = "1000px";
    //top.sideframe.document.getElementById('logoutImage').style.top = "45px";
    //top.sideframe.document.getElementById('mainPageImage').style.position="absolute";
    //top.sideframe.document.getElementById('mainPageImage').style.left = "1000px";
    //top.sideframe.document.getElementById('mainPageImage').style.top = "25px";

    //top.sideframe.document.getElementById('toggleSidebarImage').style= "position: absolute; left: 0px";
    //changeImage(top.sideframe.document.getElementById('toggleSidebarImage'));
    //changeImage(top.sideframe.document.getElementById('logoutImage'));
    //changeImage(top.sideframe.document.getElementById('mainPageImage'))

    var menus = top.sideframe.document.getElementById('menu').childElements().length - 1;
    var i = 2;
    for (i = 2; i <= menus; i++) {
     if (top.sideframe.document.getElementById('menu'+i)) {
      top.sideframe.document.getElementById('menu'+i).style.visibility = "visible";
     }
    }
   }
  }
  else
  {

   createCookie(s_login+'_sidebar','hidden',30);
   top.document.getElementById('framesetId').cols = ""+sidebar_width+", *";
   if (top.sideframe) {
    top.sideframe.document.body.style.paddingLeft = "130px";

    top.sideframe.document.getElementById('toggleSidebarImage').src = 'themes/default/images/others/transparent.gif';
    top.sideframe.document.getElementById('toggleSidebarImage').addClassName('sprite16').addClassName('sprite16-navigate_right');

    if(is_ie == "true")
    {
     top.sideframe.document.getElementById('toggleSidebarImage').style.position="absolute";
     top.sideframe.document.getElementById('toggleSidebarImage').style.left = "0px";
     top.sideframe.document.getElementById('toggleSidebarImage').style.top = "4px";
    }
    //top.sideframe.document.getElementById('logoutImage').style.position="absolute";
    //top.sideframe.document.getElementById('logoutImage').style.left = "1px";
    //top.sideframe.document.getElementById('logoutImage').style.top = "45px";
    //top.sideframe.document.getElementById('mainPageImage').style.position="absolute";
    //top.sideframe.document.getElementById('mainPageImage').style.left = "1px";
    //top.sideframe.document.getElementById('mainPageImage').style.top = "25px";

    //top.sideframe.document.getElementById('toggleSidebarImage').style.position = "absolute";position: absolute; left: 0px";
    //changeImage(top.sideframe.document.getElementById('toggleSidebarImage'));
    //changeImage(top.sideframe.document.getElementById('logoutImage'));
    //changeImage(top.sideframe.document.getElementById('mainPageImage'));
    var menus = top.sideframe.document.getElementById('menu').childElements().length - 1;
    var i = 2;
    for (i = 2; i <= menus; i++) {
     if (top.sideframe.document.getElementById('menu'+i)) {
      top.sideframe.document.getElementById('menu'+i).style.visibility = "hidden";
     }
    }
   }

  }
 } catch (e) {sidebarExceptionHandler(e, 'toggleSidebar');}
}
function checkToOpenSidebar(s_login)
{
 try {
  var value = readCookie(s_login+'_sidebarMode');

  if(value == 'automatic'){
   toggleSidebar(s_login);
  }
 } catch (e) {sidebarExceptionHandler(e, 'checkToOpenSidebar');}
}
function show_user_box(user_str,user,send_msg,view_page,user_type,user_time, user_stats, user_profile, logout_user)
{
 try {
  href_str = '<a href = "'+translations['s_type']+'.php?ctg=messages&add=1&recipient='+user+'&popup=1" onclick = "eF_js_showDivPopup(\'\', \'\', \'user_table\');eF_js_showDivPopup(\'\', 2)" target = "POPUP_FRAME">'+send_msg+"</a>";

  if (translations['s_type'] == "administrator") {
   href_str += '<BR><a href = "'+translations['s_type']+'.php?ctg=statistics&option=user&sel_user='+user+'&popup=1" onclick = "eF_js_showDivPopup(\'\', \'\', \'user_table\');eF_js_showDivPopup(\'\', 2)" target = "POPUP_FRAME">'+user_stats+"</a>";
   href_str += '<BR><a href = "'+translations['s_type']+'.php?ctg=users&edit_user='+user+'" onclick = "eF_js_showDivPopup(\'\', \'\', \'user_table\');">'+user_profile+"</a>";

   if (translations['s_login'] != user) {
    href_str += '<BR><a href = "javascript:void(0);" onclick = "parameters = {method: \'get\'};ajaxRequest(this, \''+translations['s_type']+'.php?ctg=logout_user&user='+user+'\', parameters, function (el, transport) {eF_js_showDivPopup(\'\', \'\', \'user_table\'); if (top.sidebar) {top.sideframe.location.reload();} });">'+logout_user+"</a>";
   }
  }

  if (top.mainframe && top.mainframe.document.getElementById('popup_title')) {
   top.mainframe.document.getElementById('popup_title').innerHTML = user_str;
  }

  if (top.mainframe && top.mainframe.document.getElementById('user_box')) {
   top.mainframe.document.getElementById('user_box').innerHTML=user_time+"<hr class='bluethin'/>"+href_str;
  }
 } catch (e) {sidebarExceptionHandler(e, 'show_user_box');}
}

function getPeriodicData() {
 if (typeof(_disable_updater) != 'undefined' && _disable_updater) {
  return 0;
 }
 try {
  new Ajax.Request('periodic_updater.php', {
   method:'get',
   asynchronous:true,
   onSuccess: function (transport) {

   if (transport.responseText.evalJSON().messages > 0) {
    if ($('unread_img')) {
     $('unread_img').update('<img class = "sprite16 sprite16-mail" src = "themes/default/images/others/transparent.gif" style = "vertical-align:middle" onLoad="javascript:if (document.getElementById(\'hasLoaded\') && !usingHorizontalInterface){fixUpperMenu();fixCurtains();}"/>');
    }
    if ($('recent_unread_left')) {
     $('recent_unread_left').update('(<a href = "'+translations['s_type']+'.php?ctg=messages" target="mainframe" >'+transport.responseText.evalJSON().messages+'</a>)');
    }
   }

   var str = '';
   transport.responseText.evalJSON().online.each(function (s) {
    if (s.time.hours !=0 && s.time.minutes != 0) {
     var time = translations['userisonline'] + ': ' + s.time.hours + ' ' + translations['hours'] + ' ' + translations['and'] + ' ' + s.time.minutes + ' ' + translations['minutes'];
    } else if (s.time.hours !=0 && s.time.minutes == 0) {
     var time = translations['userisonline'] + ': ' + s.time.hours + ' ' + translations['hours'];
    } else if (s.time.hours ==0 && s.time.minutes != 0) {
     var time = translations['userisonline'] + ': ' + s.time.minutes + ' ' + translations['minutes'];
    } else {
     var time = translations['userjustloggedin'];
    }

    str += '<a href = "javascript:void(0)" alt="'+s.name+' '+s.surname+'" title="'+s.name+' '+s.surname+'" onclick = "eF_js_showDivPopup(\'\', 0, \'user_table\');';
    str += 'show_user_box(\'' + translations['user'] + ' '+s.login+'\', \''+s.login+'\', \'' + translations['sendmessage'] + '\', \'' + translations['web'] + '\', \''+s.user_type+'\', \''+time+'\', \''+translations['user_stats']+'\',\''+translations['user_settings']+'\',\''+translations['logout_user']+'\');">';
    if (s.user_type == 'administrator') {
     str += '<span style = "color:magenta">'+(s.formattedLogin)+'</span>';
    } else if (s.user_type == 'professor') {
     str += '<span style = "color:green">'+(s.formattedLogin)+'</span>';
    } else {
     str += '<span style = "color:blue">'+(s.formattedLogin)+'</span>';
    }
    str += '</a>, ';
   });
   $('users_online').update(str.substr(0, str.length-2));

   var tabmenu = $('online_users_text').className;
   var text = $('online_users_text').value;

   $(tabmenu).innerHTML= text + '(' + transport.responseText.evalJSON().online.length + ')';

  }});
 } catch (e) {sidebarExceptionHandler(e, 'getPeriodicData');}
}


function getWindowSize() {
 try {
  var myWidth = 0, myHeight = 0;
  if( typeof( window.innerWidth ) == 'number' ) {
   //Non-IE
   myWidth = window.innerWidth;
   myHeight = window.innerHeight;
  } else if( document.documentElement && ( document.documentElement.clientWidth || document.documentElement.clientHeight ) ) {
   //IE 6+ in 'standards compliant mode'
   myWidth = document.documentElement.clientWidth;
   myHeight = document.documentElement.clientHeight;
  } else if( document.body && ( document.body.clientWidth || document.body.clientHeight ) ) {
   //IE 4 compatible
   myWidth = document.body.clientWidth;
   myHeight = document.body.clientHeight;
  }

  return [myWidth, myHeight];
  //window.alert( 'Width = ' + myWidth );
  //window.alert( 'Height = ' + myHeight );
 } catch (e) {sidebarExceptionHandler(e, 'getWindowSize');}
}

//Chat functions that are globally used
function stopAjaxChat() {
 try {
  if (chatroomIntervalId > 0) {
   disableChat();
   clearInterval(chatroomIntervalId);
   // Start a new interval to check for room movement every 60 seconds
   // This periodic call is used to check for activity during the last 60 seconds.
   // We note here that the restart_session flag is sent to denote that we want all messages of the last 5 minutes
   // If none are found then the image of messages will dissapear - if it had appeared before
   if (chatactivityIntervalId > 0) {
    clearInterval(chatactivityIntervalId);
   }
   chatactivityIntervalId = setInterval("makeAjaxRequest('ask_chat.php?chatrooms_ID='+$('current_chatroom_id').value+'&any_activity=1','special_get_request','chat')", 60000);
  }
 } catch (e) {sidebarExceptionHandler(e, 'stopAjaxChat');}
}

//Function to get the room's messages. During the first time the room is loaded ($('first_time_messages').value =1) and
//all messages from the last five minutes should be brought.
function ajaxGetMessages() {
 try {
  // The check here is used for synchronization. If $('current_chatroom_id').value==-1 then value have not been set correctly yet.
  if ($('current_chatroom_id').value != -1) {
   if ($('first_time_messages').value == 1) {
    makeAjaxRequest('ask_chat.php?chatrooms_ID='+$('current_chatroom_id').value+'&restart_session=1','special_get_request','chat')
    $('first_time_messages').value = 0;
   } else {
    makeAjaxRequest('ask_chat.php?chatrooms_ID='+$('current_chatroom_id').value,'special_get_request','chat')
   }
  }
 } catch (e) {sidebarExceptionHandler(e, 'ajaxGetMessages');}
}

function startAjaxChat() {
 try {
  // Stop the previous Ajax Chat if the chatting is enabled for this user
  // otherwise the chatroomIntervalid will remain 0;
  if (chatOptionIsEnabled) {
   if (chatactivityIntervalId > 0) {
    clearInterval(chatactivityIntervalId);
    Effect.Fade($('new_chat_messages'));
   }

   // No idea, why this initialization was put here. Maybe should leave
   if (chatroomIntervalId > 0) {
    disableChat();
    clearInterval(chatroomIntervalId);
   }

   enableChat();
   chatroomIntervalId = setInterval("ajaxGetMessages()",2500);
  }
 } catch (e) {sidebarExceptionHandler(e, 'startAjaxChat');}
}

//Function to resize the Chat iframe
function resize_iframe()
{
 try {
  if (chatOptionIsEnabled) {
   //fixCurtains();
   if ($('listmenu'+menuCount)) {
    var height= $('listmenu'+menuCount).getHeight();//window.innerWidth;//Firefox
   } else {
    var height = 0;
   }

   var offset_to_subtract = onlyViewChat == 1 ? 50 : 72;
   if (browser == 'IE6' || browser == 'IE7') {
    offset_to_subtract = offset_to_subtract - 2;
   } else if (browser == 'Safari') {
    offset_to_subtract = offset_to_subtract + 4;
   } else if (browser == 'Chrome') {
    offset_to_subtract = offset_to_subtract + 22;
   }

   //resize the iframe according to the size of the
   //window (all these should be on the same line)
   var diff = height-offset_to_subtract;
   if ($('glu')) {
    if (browser == 'IE6' || browser == 'IE7') {
     $('glu').height = diff;

    } else {
     $('glu').setStyle({'height': diff+'px'});
    }
   }

   //$('glu').up().setStyle({height: (height-offset_to_subtract) + 'px'});
   //test.document.getElementById("chat_content").style.height = parseInt(height-offset_to_subtract)+ "px";
   //if (typeof(test) == 'undefined') alert('a');
   if (typeof(test) != 'undefined' && test.document && test.document.getElementById("chat_content")) {
    if (browser == 'IE6' || browser == 'IE7') {
     test.document.getElementById("chat_content").height = diff+ "px";
    } else {
     test.document.getElementById("chat_content").style.height = diff+ "px";
    }

   }
  }
 } catch (e) {sidebarExceptionHandler(e, 'resize_iframe');}
}

//The following functions are used to highlight the correct menu on page load or refresh
function enableChat() {
 chatEnabled = 1;
}
function disableChat() {
 chatEnabled = 0;
}

//Function to make a certain menu item appear as activated 
function changeTDcolor(id) {
 try {
  if (!id || typeof(window['active_id']) == "undefined") {
   return false;
  }


  if (active_id != id)
  {
   if(document.getElementById(active_id))
   {
    $(active_id).className = "menuOption";
   }

   if(document.getElementById(active_id+"_a"))
   {
    $(active_id+"_a").className = "menuOption"; //"menuLinkInactive";
   }
   active_id = id;

   // If the chat menu is enabled then do not automatically move the menus
   if(document.getElementById(id)) {
    $(id).className = "selectedTopTitle";// rightAlign";

    if ( $(id).up() && $(id).up().up() && chatEnabled == 0) {
     document.move($(id).up().up());
    }
   }
   if(document.getElementById(id+"_a") && chatEnabled == 0)
   {

    $(active_id+"_a").className = "selectedTopTitle";
    if ( $(active_id+"_a").up() && $(active_id+"_a").up().up()) {
     document.move($(active_id+"_a").up().up());
    }
   }

  }
 } catch (e) {sidebarExceptionHandler(e, 'changeTDcolor');}
}

function hideLoadingDiv() {
 try {
  if ($('tabmenu')) {
   $('tabmenu').style.visibility = "visible";
  }
  if ($('menu')) {
   $('menu').style.visibility = "visible";
  }

  if ($('utility_images')) {
   $('utility_images').style.visibility = "visible";
  }

  if ($('loading_sidebar')) {
   $('loading_sidebar').setStyle({display:'none'});
  }
 } catch (e) {sidebarExceptionHandler(e, 'hideLoadingDiv');}
}

function initArrows() {
 try {
  var windowSize = getWindowSize();
  var windowHeight = parseInt(windowSize[1]);
  scrollHeight = parseInt(document.documentElement.scrollHeight);
  //alert("windowHeight = "+windowHeight+" scrollHeight = "+scrollHeight);


  //hideLoadingDiv();
 } catch (e) {sidebarExceptionHandler(e, 'initArrows');}
}
window.onresize = resizeFunction;

function setArrowStatus(status) {
 try {
  arrow_status = status;
  initArrows();
 } catch (e) {sidebarExceptionHandler(e, 'setArrowStatus');}
}


function miniFixCurtains() {
 try {
  var windowSize = getWindowSize();
  var windowHeight = parseInt(windowSize[1]);

  var menus = $('menu').childElements().length - 1; // we do not take "logout" into account
  var offset;

  var i = menus;
  for (i = menus; i > 0; i--) {

   offset = windowHeight - $('tabmenu').getHeight() - $('logout').getHeight() -1;
   for (k = 1; k <= i; k++) {
    offset -= ($('tabmenu'+k).getHeight()+1);
   }

   j = i + 1;
   // Check the next menus
   while ( $('menu'+j) ) {
    if ($('menu'+j).status =='down') {
     offset = offset - $('tabmenu'+j).getHeight() - 1;
    }
    j = j + 1;
   }

   if (offset > 0) {
    $('listmenu'+i).setStyle("height: " +(offset+1)+"px;");
   }
  }
 } catch (e) {sidebarExceptionHandler(e, 'miniFixCurtains');}
}

//Function to fix the height of the curtains used to hide underlying menus - the menus must follow an order menu = <menu1,menu2...,menuN,logout>
function fixCurtains() {
 try {
  var windowSize = getWindowSize();
  var windowHeight = parseInt(windowSize[1]);

  var menus = $('menu').childElements().length - 1; // we do not take "logout" into account
  var offset;

  var i = menus;
  for (i = menus; i > 0; i--) {

   offset = windowHeight - $('tabmenu').getHeight() - $('logout').getHeight() -1;
   for (k = 1; k <= i; k++) {
    offset -= ($('tabmenu'+k).getHeight()+1);
   }

   j = i + 1;
   // Check the next menus
   while ( $('menu'+j) ) {
    if ($('menu'+j).status =='down') {
     offset = offset - $('tabmenu'+j).getHeight() - 1;
    }
    j = j + 1;
   }

   if (offset > 0) {
    $('listmenu'+i).setStyle("height: " +(offset)+"px;");
   }
  }

  // Code to correct sizes of the iframe.
  resize_iframe();
 } catch (e) {sidebarExceptionHandler(e, 'fixCurtains');}
}

//Function called on resizing the window. Changes the position of the tabheaders and fixes the Curtains by calling fixCurtain
function resizeFunction() {
 try {
  var windowSize = getWindowSize();
  var windowHeight = parseInt(windowSize[1]);

  // Adjust the menu size
  if ($('menu')) {
   var menus = $('menu').childElements().length - 1; // we do not take "logout" into account
   var wholeMenuSize = windowHeight - $('tabmenu').getHeight();
   var i = 2;

   for (i = 2; i <= menus; i++) {
    if ($('menu'+i).status == "down") {
     wholeMenuSize = wholeMenuSize - $('menu'+i).getHeight();
    }
   }

   if (browser == 'IE6') {
    $('menu').setAttribute("height", (wholeMenuSize) + 'px');
   } else {
    if (wholeMenuSize > 0) {
     $('menu').setStyle({height: (wholeMenuSize) + 'px'});
    }
   }

   // Adjust logout position
   //$('logout').setStyle({marginTop: '0px'});
   var newTop = (windowHeight-$('logout').getHeight());
   $('logout').setStyle({top: (newTop)+'px'});

   var logoutLogout = $('logout').style.top.split("px");
   logoutLogout = parseInt(logoutLogout[0]);

   var temp;

   // Adjust all other menus
   var i = 2;
   for (i = 2; i <= menus; i++) {
    if(Object.isUndefined($('menu'+i).status) || $('menu'+i).status == 'up') {
     newTop = $('tabmenu').getHeight();
     temp =(i-2) * $('tabmenu2').getHeight();
     temp += $('tabmenu'+i).getHeight();
     newTop = newTop + temp;
    } else {
     temp = (menus - i + 2);
     temp = temp * ($('tabmenu2').getHeight()+1);
     newTop = windowHeight - temp;
    }
    $('menu'+i).setStyle({marginTop: (0)+'px'});
    $('menu'+i).setStyle({top: (newTop)+'px'});
   }

   // Fix the curtains used to hide the menus
   fixCurtains();
  }
 } catch (e) {sidebarExceptionHandler(e, 'resizeFunction');}
}


var lessonsName = "";
function hideAllLessonSpecific() {
 try {
  //$('loading_sidebar').setStyle({display:'block'});
  // The first menu is built, so as to have all lesson specific and general elements
  allMenuOptions = $('listmenu1').childElements();

  // Hide lesson specific options                                             
  lessonsSpecificOptions = new Array();
  for (i=0; i<allMenuOptions.length; i++) {
   if (allMenuOptions[i].getAttribute("name") == "lessonSpecific") {
    lessonsSpecificOptions.push(allMenuOptions[i]);
   }
  }

  for (i=0; i<lessonsSpecificOptions.length; i++) {
   lessonsSpecificOptions[i].style.display = "none";
  }

  // Show lesson general options (lessons link and skillgap tests if they exist)
  lessonsGeneralOptions = new Array();
  for (i=0; i<allMenuOptions.length; i++) {
   if (allMenuOptions[i].getAttribute("name") == "lessonGeneral") {
    lessonsGeneralOptions.push(allMenuOptions[i]);
   }
  }

  for (i=0; i<lessonsGeneralOptions.length; i++) {
   lessonsGeneralOptions[i].style.display = "block";
  }

  // Change the name of the header
  lessonsName = $('tabmenu1').innerHTML;
  $('tabmenu1').innerHTML = translations['lessons'];
 } catch (e) {sidebarExceptionHandler(e, 'hideAllLessonSpecific');}
}


//The opposite function than hideAllLessonSpecific
function hideAllLessonGeneral() {
 try {
  if ($('listmenu1')) {
   allMenuOptions = $('listmenu1').childElements();

   // Show lesson general options (lessons link and skillgap tests if they exist)
   lessonsGeneralOptions = new Array();
   for (i=0; i<allMenuOptions.length; i++) {
    if (allMenuOptions[i].getAttribute("name") == "lessonGeneral") {
     lessonsGeneralOptions.push(allMenuOptions[i]);
    }
   }

   for (i=0; i<lessonsGeneralOptions.length; i++) {
    lessonsGeneralOptions[i].style.display = "none";
   }

   lessonsSpecificOptions = new Array();
   for (i=0; i<allMenuOptions.length; i++) {
    if (allMenuOptions[i].getAttribute("name") == "lessonSpecific") {
     lessonsSpecificOptions.push(allMenuOptions[i]);
    }
   }

   for (i=0; i<lessonsSpecificOptions.length; i++) {
    lessonsSpecificOptions[i].style.display = "block";
   }

   if (lessonsName != "") {
    $('tabmenu1').innerHTML = lessonsName;
   }
  }
 } catch (e) {sidebarExceptionHandler(e, 'hideAllLessonGeneral');}
}


var lock = 0; // used to avoid overlapping effects
//Function to move menus up and down
document.move = function(element) {
 try {
  if (!lock) {
   lock = 1;
   // Check whether you are moving the chatmenu so that you start or stop the ajax requests for the chat
   var elementName = $('tab'+element.id).getAttribute("name");
   if (elementName && elementName == "chatmenu") {
    startAjaxChat();
    //$('list'+element.id).style.display = "block";
   } else {
    stopAjaxChat();
    if (chat_listmenu != -1) {
     $(chat_listmenu).style.display = "none";
    }
   }

   setActiveMenu = element.id.substr(4); //get the # of the menu

   // Move element down        
   if (Object.isUndefined(element.status) || element.status == 'up') {

    //Calculating from the last element to the current one
    var newPos = element.nextSiblings().last().positionedOffset().top - element.positionedOffset().top - (element.nextSiblings().last().getHeight() * (element.nextSiblings().length));

    for (var i = 0; i < element.nextSiblings().length - 1; i++) {
     elementNext = element.next(i);
     if (Object.isUndefined(elementNext.status) || elementNext.status == 'up') {
      newPos = elementNext.nextSiblings().last().positionedOffset().top - elementNext.positionedOffset().top - (elementNext.nextSiblings().last().getHeight() * elementNext.nextSiblings().length);
      elementNext.status = 'down';
      $('list'+elementNext.id).hide();
      //elementNext.down(1).hide();
      effect = new Effect.MoveUpDown(elementNext, newPos);
     }
    }

    if (element.id == 'menu1') {
     setTimeout(function(){$('listmenu1').show();}, 200);
    } else {
     setTimeout(function(){$('list'+element.id).show();}, 200); //element.down(1).show();
    }
   } else {
    // Move element up
    for (var i = element.previousSiblings().length - 1; i>=0; i--) {
     elementPrevious = element.previous(i);
     if (elementPrevious.status == 'down') {

      newPos = -(elementPrevious.positionedOffset().top - elementPrevious.previousSiblings().last().positionedOffset().top);
      size = elementPrevious.previousSiblings().length;
      for (var j = 1; j <= size; j++) {
       newPos += $('tabmenu'+j).getHeight();
      }


      //newPos += $('tabmenu1').getHeight() - 1;
      elementPrevious.status = 'up';
      $('list'+elementPrevious.id).hide();
      //elementPrevious.down(1).hide();
      effect = new Effect.MoveUpDown(elementPrevious, newPos);

     }
    }
    //alert(element.previousSiblings().last().id + ' edw ' + element.getDimensions().height + ' element ID ' + element.id);
    //alert(element.positionedOffset().top + ' <= element.top , last.top => ' +  element.previousSiblings().last().positionedOffset().top);
    var newPos = -(element.positionedOffset().top - element.previousSiblings().last().positionedOffset().top);

    size = element.previousSiblings().length;
    for (j = 1; j <= size; j++) {
     newPos += $('tabmenu'+j).getHeight();
    }
    //newPos += $('tabmenu1').getHeight() - 1;

    element.status = 'up';

    effect = new Effect.MoveUpDown(element, newPos);

    setTimeout(function(){$('listmenu1').hide();$('list'+element.id).show();}, 250);

   }

   setTimeout(function(){fixCurtains();}, 250);
   setTimeout(function(){lock = 0;},250);
  }
 } catch (e) {sidebarExceptionHandler(e, 'document.move');}
}

Effect.MoveUpDown = function(element, offset) {
 try {
  element = $(element);
  var oldStyle = {opacity: element.getInlineOpacity() };
  return new Effect.Parallel(
    [ new Effect.Move(element, {x: 0, y: offset, sync: true }),
      new Effect.Opacity(element, { sync: true, to: 0.5 }) ],
      Object.extend(
        { duration: 0.25,
         beforeSetup: function(effect) {
         //effect.effects[0].element.makePositioned();
        },
        afterFinishInternal: function(effect) {
         effect.effects[0].element.setStyle(oldStyle);
        }
        }, arguments[1] || { }));
 } catch (e) {sidebarExceptionHandler(e, 'Effect.MoveUpDown');}
};


var initUpperTabHeight;
var photoHeight;
function fixUpperMenu() {
 try {
  var windowSize = getWindowSize();
  var windowHeight = parseInt(windowSize[1]);
  if ($('tabmenu')) {
   initUpperTabHeight = $('tabmenu').getHeight();
  }
  if ($('topPhoto')) {
   photoHeight = $('topPhoto').getHeight();
  }
  if (browser == 'IE6') {
   if ($('tabmenu')) {
    var tempSize = windowHeight - $('tabmenu').getHeight();
    if ($('menu')) {
     $('menu').setAttribute("height", (tempSize) + 'px');
    }
   }
  }

  if ($('menu')) {
   $('menu').setStyle({height: (windowHeight - $('tabmenu').getHeight()) + 'px'});
  }


  if ($('logout')) {
   //tempHeight = $('logout').getHeight();

   $('logout').setStyle({top: (windowHeight-26)+'px'});

   // The following code is used to move the logout button to the bottom of the page
   $('logout').status = "down";


   // The following code is used to set the active menu appearing and the rest to their correct positions
   var i = 2;
   var offset =$('logout').style.top.split("px");
   offset = offset[0];
  } else {
   offset = windowHeight - 26;
  }

  if ($('menu')) {
   var menus = $('menu').childElements().length - 1; // we do not take "logout" into account
   if (setActiveMenu != 0) {
    var active_menu = setActiveMenu;

   } else {
    var active_menu = activeMenu;
   }

   if (active_menu == 1) {
    // All menu tabs go down, except the top (which is stable)
    for (i = menus; i >= 2; i--) {
     //alert(i);
     if ($('tabmenu'+i) && $('menu'+i)) {
      offset = offset - $('tabmenu' + i).getHeight() - 1;
      $('menu'+i).setStyle({top: (offset)+'px'});
      $('menu'+i).status = 'down';
      $('listmenu'+i).hide();

     }
    }
   } else {
    // Only menu tabs after the active menu go down, the rest remain up
    for (i = menus; i > active_menu; i--) {
     if ($('tabmenu'+i) && $('menu'+i)) {
      offset = offset - $('tabmenu' + i).getHeight() - 1;
      $('menu'+i).setStyle({top: (offset)+'px'});
      $('menu'+i).status = 'down';
      $('listmenu'+i).hide();
     }
    }

    offset =initUpperTabHeight;

    for (i = 2; i <= active_menu; i++) {
     if ($('tabmenu'+(i-1)) && $('menu'+i)) {
      offset = offset + $('tabmenu' + (i-1)).getHeight();
      $('menu'+i).setStyle({top: (offset)+'px'});
      $('menu'+i).status = 'up';
     }
    }
   }
  }

  hideLoadingDiv();
 } catch (e) {sidebarExceptionHandler(e, 'fixUpperMenu');}
}

//Function used to hide and show the upper part of the sidebar
document.myhide = function() {
 try {
  var element = $('tabmenu');
  var tempHeight;
  // Adjust the height of the top frame
  if (element.status == 'hidden') {
   element.status = 'visible';
   $('topPhoto').show();
  } else {
   element.status = 'hidden';
   $('topPhoto').hide();
   tempHeight = initUpperTabHeight-photoHeight;
  }

  var menus = $('menu').childElements().length - 1; // we do not take "logout" into account
  var offset, menuTopOffset;

  // Adjust all other menus
  var i =2;
  for (i = 2; i <= menus; i++) {
   if (Object.isUndefined($('menu'+i).status) || $('menu'+i).status == 'up') {
    menuTopOffset = $('menu'+i).style.top.split("px");
    //eeeedw
    // SWSTI SOLUTION: offset = $('tabmenu').getHeight() + (i-1) * $('tabmenu1').getHeight();
    offset = $('tabmenu').getHeight() + (i-2) * $('tabmenu2').getHeight();
    offset += $('tabmenu1').getHeight();
    $('menu'+i).setStyle({top: (offset)+'px'});
   }
  }

  // Adjust logout menu
  var windowSize = getWindowSize();
  var windowHeight = parseInt(windowSize[1]);
  $('logout').setStyle({top: (windowHeight-$('logout').getHeight())+'px'});

  fixCurtains();
 } catch (e) {sidebarExceptionHandler(e, 'document.myhide');}
};


function ajaxBringRooms() {
 try {
  var url = translations['servername']+"ask_chat.php?bring_chatrooms=1";

  //$('chat_message
  new Ajax.Request(url, {
   method:'get',
   asynchronous:true,
   onSuccess: function (transport) {
   var select_item = document.getElementById('chat_rooms');
   // Delete all exept from the default room
   while(select_item.length > 1) {
    select_item.remove(1);
   }

   var temp = transport.responseText.split('||||');
   var elOptNew;
   var i;
   var j = 1;
   var selIndex = 0;
   current_room = $('current_chatroom_id').value;
   for (i = 0; i < temp.length-2; i = i + 3,j++) {
    elOptNew = document.createElement('option');
    // The "_" is appended to the id of the room to denote that
    // this room's administration belongs to this user
    isOwned = temp[i].lastIndexOf("_");
    if (isOwned > 0) {
     elOptNew.value = temp[i].substr(0,isOwned);
     // This attribute denotes that the room belongs to this user
     // and so can be deleted by him. Create the delete link and display it
     elOptNew.setAttribute("isOwned", "1");
    } else {
     elOptNew.value = temp[i];

    }

    if (elOptNew.value == current_room) {
     elOptNew.selected = true;
     selIndex = j;

    }

    // Keep the 40 characters of the room's name
    if(temp[i+1].length > 25) {
     temp[i+1] = temp[i+1].substr(0,24) + "...";
    }
    elOptNew.text = temp[i+1]; // + ' (' + temp[i+2] + ')';//parenthesis

    try {
     select_item.add(elOptNew,null);
    } catch(ex) {
     select_item.add(elOptNew); // IE only
    }

   }

   if (selIndex) {
    select_item.selIndex = selIndex;
    select_item.selectedIndex = selIndex; //always exists - 'No specific job description' in the branch
   }
  }
  });
 } catch (e) {sidebarExceptionHandler(e, 'ajaxBringRooms');}
}

//Only JS: get name from the chat_room select list
function getChatRoomName() {
 try {
  var allText = $('chat_rooms').options[$('chat_rooms').selectedIndex].text;
  name = allText.lastIndexOf("(");

  if (name > 0) {
   return allText.substr(0,name - 1); // the minus one for the space before the bracket
  } else {
   return allText;
  }
 } catch (e) {sidebarExceptionHandler(e, 'getChatRoomName');}

}

function ajaxEnterRoom(el) {
 try {
  var room = $('chat_rooms').value;
  var url = translations['servername']+"ask_chat.php?chatrooms_ID="+room+"&add_user="+translations['s_login']+"&add_user_type="+translations['s_type'];
  //alert(url);
  new Ajax.Request(url, {
   method:'get',
   asynchronous:false,
   onSuccess: function (transport) {
   $('current_chatroom_id').value = -1; // used for sync
   $('last_spoken_login').value = "";
   $('first_time_messages').value = 1;
   test.document.getElementById("chat_content").innerHTML="";
   $('current_chatroom_id').value = $('chat_rooms').value; // sync over all values correct

   isOwned = $('chat_rooms').options[$('chat_rooms').selectedIndex].getAttribute("isOwned");

   if (isOwned == 1) {
    $('delete_room').setStyle({display:'block'});
    $('delete_room_image').setStyle({display:'block'});
   } else {
    $('delete_room').setStyle({display:'none'});
   }

   //alert($('current_chatroom_id').value);
  }
  });
 } catch (e) {sidebarExceptionHandler(e, 'ajaxEnterRoom');}
}

function ajaxGetRoomUsers(el, event) {
 try {
  parameters = {chatrooms_ID:$('chat_rooms').value, get_users:1, method: 'get'};
  var url = 'ask_chat.php';
  ajaxRequest(el, url, parameters, onAjaxGetRoomUsers);
 } catch (e) {sidebarExceptionHandler(e, 'ajaxGetRoomUsers');}
}
function onAjaxGetRoomUsers(el, response) {
 try {
  name = getChatRoomName();
  $('room_users').innerHTML = '<b>' + name + "&nbsp;" + translations['onlineusers']+ ' </b><br>';
  if (response == "") {
   $('room_users').innerHTML += translations['nousersinroom'];
  } else {
   $('room_users').innerHTML += response;
  }


  $('room_users').show();
  //eF_js_showHideDiv(el, 'room_users', null);
  //$('room_users_image').writeAttribute({src:'themes/default/images/16x16/users3.gif'}).show();
  $('room_users').setStyle({top:'20px',left:'1px'});
 } catch (e) {sidebarExceptionHandler(e, 'onAjaxGetRoomUsers');}
}

function exportChatRoomHistory(el) {
 try {
  el.href = translations['s_type']+".php?ctg=chat&chat_room_options=1&past_messages=1&chat_room=" + $('current_chatroom_id').value;
 } catch (e) {sidebarExceptionHandler(e, 'exportChatRoomHistory');}
}

function returnToMainRoom() {
 try {
  $('current_chatroom_id').value = -1; // used for sync - lock acquired
  $('last_spoken_login').value = "";
  $('first_time_messages').value = 1;
  $('chat_rooms').value = 0;
  $('delete_room').setStyle({display:'none'});
  test.document.getElementById("chat_content").innerHTML += '<span style="font-size:10px;color:red;">' + translations['redirectedtomain'] + '</span>';
  $('current_chatroom_id').value = 0; // sync complete - lock released
 } catch (e) {sidebarExceptionHandler(e, 'returnToMainRoom');}
}

function ajaxDeleteRoom() {
 try {
  url = 'ask_chat.php?chatrooms_ID='+$('chat_rooms').value+'&delete_room=1';
  $('delete_room_image').writeAttribute({src:'themes/default/images/others/progress1.gif'}).show();

  new Ajax.Request(url, {
   method:'get',
   asynchronous:true,
   onSuccess: function (transport) {

   $('delete_room_image').hide().setAttribute('src', 'themes/default/images/others/transparent.gif').addClassName('sprite16').addClassName('sprite16-success');
   new Effect.Appear($('delete_room_image'));
   window.setTimeout('Effect.Fade("delete_room_image")', 2000);
   window.setTimeout("$('delete_room').setStyle({display:'none'})", 3000);
   window.setTimeout("$('delete_room_image').writeAttribute({src:'themes/default/images/others/transparent.gif'}).addClassName('sprite16').addClassName('sprite16-error_delete')", 3200);

   //$('delete_room').setStyle({display:'none'});
   name = getChatRoomName();
   test.document.getElementById("chat_content").innerHTML = '<span style="font-size:10px;color:red;">' + name + ': ' + translations['chatroomdeleted'] + '<br></span>';

   returnToMainRoom();

  }
  });
 } catch (e) {sidebarExceptionHandler(e, 'ajaxDeleteRoom');}
}


//Change the font size from 10->11->12->10...
//for element with id
function increaseChatboxFontSize() {
 try {
  font_size = parseInt($('current_font_size').value);

  if (++font_size > 12) {
   font_size = 10;
  }
  $('current_font_size').value = font_size;
  var all_cells = test.document.getElementById("chat_content").getElementsByTagName('td');
  for (var i =0 ; i< all_cells.length; i++) {
   all_cells[i].style.fontSize = $('current_font_size').value + 'px';

  }

  $('chat_rooms').style.fontSize = $('current_font_size').value + 'px';

  // Get sidebar to the end
  test.document.getElementById('chat_content').scrollTop=test.document.getElementById('chat_content').scrollHeight + 100;
 } catch (e) {sidebarExceptionHandler(e, 'increaseChatboxFontSize');}
}



function checkSidebarMode(s_login) {
 try {
  var value = readCookie(s_login+'_sidebar');
  var valueMode = readCookie(s_login+'_sidebarMode');
  var unit = top.mainframe.location.toString().match('view_unit');

  if(unit=='view_unit' && value == 'hidden') {
   createCookie(s_login+'_sidebarMode','automatic',30);
  } else {
   createCookie(s_login+'_sidebarMode','manual',30);
  }
 } catch (e) {sidebarExceptionHandler(e, 'checkSidebarMode');}
}

//Functions to change user status
var __initStatus;
var __noChangeEscape = 0;
function showStatusChange() {
 try {
  __initStatus = $('inputStatusText').value;
  $('statusText').style.display = 'none';
  $('inputStatusText').style.display = 'block';
  $('inputStatusText').focus();
 } catch (e) {sidebarExceptionHandler(e, 'showStatusChange');}
}

function changeStatus() {
 try {
  if (__initStatus != $('inputStatusText').value) {
   if (translations['s_type'] == "administrator") {
    var url = translations['servername']+"administrator.php?ctg=personal&postAjaxRequest=1&setStatus=" + $('inputStatusText').value;
   } else {
    var url = translations['servername']+translations['s_type']+".php?ctg=personal&postAjaxRequest=1&setStatus=" + $('inputStatusText').value;
   }

   $('inputStatusText').style.display = 'none';
   $('statusTextProgressImg').show();

   new Ajax.Request(url, {
    method:'get',
    asynchronous:true,
    onSuccess: function (transport) {

    $('statusTextProgressImg').hide().src = 'themes/default/images/others/transparent.gif';
    $('statusTextProgressImg').addClassName('sprite16').addClassName('sprite16-success');

    new Effect.Appear($('statusTextProgressImg'));

    window.setTimeout('Effect.Fade("statusTextProgressImg")', 2000);
    window.setTimeout("$('statusTextProgressImg').writeAttribute('src', 'themes/default/images/others/progress1.gif')", 3500);

    if ($('inputStatusText').value != '') {
     $('statusText').innerHTML = $('inputStatusText').value;

     if (top.mainframe.document.getElementById('statusText')) {
      top.mainframe.document.getElementById('statusText').innerHTML = "\"<i>" + $('inputStatusText').value + "</i>\"";
      top.mainframe.document.getElementById('inputStatusText').value = $('inputStatusText').value;
     }
    } else {
     $('statusText').innerHTML = translations['clicktochange'];


     if (top.mainframe.document.getElementById('statusText')) {
      top.mainframe.document.getElementById('statusText').innerHTML = translations['clicktochange'];
      top.mainframe.document.getElementById('inputStatusText').value = "";
     }
    }

    window.setTimeout("$('statusText').style.display = 'block';",3500);
   }
   });


  } else {
   $('inputStatusText').style.display="none";
   $('statusText').style.display = 'block';
  }
  __noChangeEscape = 0;
 } catch (e) {sidebarExceptionHandler(e, 'changeStatus');}
}


function checkIfEnter(event) {
 try {
  //event.keyCode;

  if (event.keyCode == Event.KEY_RETURN) {
   $('inputStatusText').blur();
  } else if (event.keyCode == 27) { // Escape
   __noChangeEscape = 1;
   $('inputStatusText').value = __initStatus;
   $('inputStatusText').blur();
   $('inputStatusText').style.display="none";
   $('statusText').style.display = 'block';
  }
 } catch (e) {sidebarExceptionHandler(e, 'checkIfEnter');}
}


function setActiveId(ctg, op, tab, type, module_menu, stats_options, user_type) {
 try {
  if (ctg == "personal" && tab == "file_record") {

   changeTDcolor('file_manager');

  } else if (ctg == "control_panel" && user_type != "administrator") {

   changeTDcolor('lesson_main');

  } else if (ctg == "content" && type == "theory") {

   changeTDcolor('theory');

  } else if (ctg == "tests") {

   changeTDcolor('tests');

  } else if (ctg == "projects") {

   changeTDcolor('exercises');

  } else if (ctg == "glossary") {

   changeTDcolor('glossary');

  } else if (ctg == 'content' && op == 'file_manager') {

   changeTDcolor('file_manager');

  } else if (ctg == 'statistics') {
   changeTDcolor('statistics_' + stats_options);
//			} else if (ctg == 'users' && $smarty.session.employee_type == $smarty.const._SUPERVISOR}
//			changeTDcolor('employees');

  } else if (ctg == "module_hcd") {
   if (op == "reports") {
    changeTDcolor('search_employee');
   } else if (op != "") {
    changeTDcolor(op);
   } else {
    changeTDcolor('hcd_control_panel');
   }
  } else if (ctg == 'social') {
   if (op == 'people') {
    changeTDcolor('people');

   }
   /*

        else if (op == 'timeline') {

            {if isset($smarty.get.lessons_ID)}

                changeTDcolor('timeline');

            {else}

                changeTDcolor('system_timeline');

            {/if}

        {/if}

			 */
  } else if (ctg == 'module') {
   changeTDcolor(module_menu); //{$T_MODULE_HIGHLIGHT}
  } else {
   changeTDcolor(ctg);
  }
 } catch (e) {sidebarExceptionHandler(e, 'setActiveId');}
}
function setMenuPositions() {
 try {
  // Get window size
  var windowSize = getWindowSize();
  var windowHeight = parseInt(windowSize[1]);
  if (!usingHorizontalInterface) {
   // Adjust logout position
   var logoutHeight = $('logout').getHeight();
   var newTop = (windowHeight - logoutHeight);
   $('logout').setStyle({top: (newTop)+'px'});
   var logoutLogout = $('logout').style.top.split("px");
   logoutLogout = parseInt(logoutLogout[0]);
   // Cache tabmenu heights
   var tabmenuHeight = $('tabmenu').getHeight();
   var tabmenuHeight_other = $('tabmenu2').getHeight();
   // Set menu size
   var wholeMenuSize = windowHeight - tabmenuHeight;
   if (browser == 'IE6') {
    $('menu').setAttribute("height", (wholeMenuSize) + 'px');
   } else {
    if (wholeMenuSize > 0) {
     $('menu').setStyle({height: (wholeMenuSize) + 'px'});
    }
   }
   // Initialize menu positions
   var menus = $('menu').childElements().length - 1;
   // Find which menus are up and which are down
   if(document.getElementById(active_id+"_a")) {
    $(active_id+"_a").className = "selectedTopTitle";
    // Set all previous elements to up status and all following to down
    var limitElementId = $(active_id+"_a").up().up().id;
   } else {
    var limitElementId = "menu1";
   }

   var status = "up";
   var shouldHide = false;
   for (i = 1; i<= menus; i++) {
    $('menu'+i).status = status;
    if (shouldHide) {
     $('listmenu'+i).hide();
    }

    if ($('menu'+i).id == limitElementId) {
     status = "down";
     shouldHide = true;
    }
   }

   // Set menu positions
   for (i = 2; i <= menus; i++) {
    if($('menu'+i).status == 'up') {
     newTop = tabmenuHeight;
     temp =(i-2) * tabmenuHeight_other;
     temp += $('tabmenu'+i).getHeight();
     newTop = newTop + temp;
    } else {
     temp = (menus - i + 2);
     temp = temp * (tabmenuHeight_other+1);
     newTop = windowHeight - temp;
    }
    $('menu'+i).setStyle({marginTop: (0)+'px'});
    $('menu'+i).setStyle({top: (newTop)+'px'});
   }

   // MinifixCurtains
   var i = menus;
   for (i = menus; i > 0; i--) {

    offset = windowHeight - tabmenuHeight - logoutHeight - 1;
    for (k = 1; k <= i; k++) {
     offset -= ($('tabmenu'+k).getHeight()+1);
    }

    j = i + 1;
    // Check the next menus
    while ( $('menu'+j) ) {
     if ($('menu'+j).status =='down') {
      offset = offset - $('tabmenu'+j).getHeight() - 1;
     }
     j = j + 1;
    }

    if (offset > 0) {
     $('listmenu'+i).setStyle("height: " +(offset+1)+"px;");
    }
   }


   // Set overflow style       
   for (i = 1 ; i <= menus; i++) {
    $('listmenu'+i).setStyle({overflowY: 'auto'});
   }


   // Fix the curtains used to hide the menus
   fixCurtains();

   // Hide the loading bar, just after all menu item movements
   hideLoadingDiv();
  }
 } catch (e) {sidebarExceptionHandler(e, 'setMenuPositions');}
}

function sidebarExceptionHandler(e, fnc) {
 //alert(e);
 //alert(fnc);
}

function startUpdater() {
         setTimeout("getPeriodicData()", 2500);
         if (typeof(updaterPeriod) != 'undefined') {
          setInterval("getPeriodicData()", updaterPeriod);
         }
}
if (startUpdater) { startUpdater();}

if ($('current_location') && top.mainframe) { // in order to evaluate current_location for search box when sidebar is refreshed
 $('current_location').value = top.mainframe.location.toString();
}

/*

if (typeof(executeOnLoadScripts) != 'undefined' && executeOnLoadScripts) {

    resize_iframe();

}

*/
