/// <reference path="jquery-1.3.2-vsdoc.js" />              // Enable intellisense for jquery

// Function bubbleInfo

	$(function () {
  $('.bubbleInfo').each(function () {
    // options
    var distance = 10;
    var time = 250;
    var hideDelay = 700;

    var hideDelayTimer = null;

    // tracker
    var beingShown = false;
    var shown = false;
    
    var trigger = $('.trigger', this);
    var popup = $('.popupMenu', this).css('opacity', 0);

    // set the mouseover and mouseout on both element
    $([trigger.get(0), popup.get(0)]).mouseover(function () {
      // stops the hide event if we move from the trigger to the popup element
      if (hideDelayTimer) clearTimeout(hideDelayTimer);

      // don't trigger the animation again if we're being shown, or already visible
      if (beingShown || shown) {
        return;
      } else {
        beingShown = true;

        var anchor = trigger[0];
        var pos = $(anchor).offset();
        var width = $(anchor).width() ;
        var pwidth = popup.width();
        
        var height = $(anchor).height();
          
        // reset position of popup box
        popup.css({
          top: height + 2,
          left: width/2 - pwidth/2 + 10, //pwidth/2, //pos.left + width/2 - 73, 
          display: 'block' // brings the popup back in to view
        })

        // (we're using chaining on the popup) now animate it's opacity and position
        .animate({
          top: '+=' + distance + 'px',
          opacity: 1
        }, time, 'swing', function() {
          // once the animation is complete, set the tracker variables
          beingShown = false;
          shown = true;
        });
      }
    }).mouseout(function () {
      // reset the timer if we get fired again - avoids double animations
      if (hideDelayTimer) clearTimeout(hideDelayTimer);
      
      // store the timer so that it can be cleared in the mouseover if required
      hideDelayTimer = setTimeout(function () {
        hideDelayTimer = null;
        popup.animate({
          top: '-=' + distance + 'px',
          opacity: 0
        }, time, 'swing', function () {
          // once the animate is complete, set the tracker variables
          shown = false;
          // hide the popup entirely after the effect (opacity alone doesn't do the job)
          popup.css('display', 'none');
        });
      }, hideDelay);
    });
  });
});



/**
 * Cookie plugin
 *
 * Copyright (c) 2006 Klaus Hartl (stilbuero.de)
 * Dual licensed under the MIT and GPL licenses:
 * http://www.opensource.org/licenses/mit-license.php
 * http://www.gnu.org/licenses/gpl.html
 *
 */

/**
 * Create a cookie with the given name and value and other optional parameters.
 *
 * @example $.cookie('the_cookie', 'the_value');
 * @desc Set the value of a cookie.
 * @example $.cookie('the_cookie', 'the_value', { expires: 7, path: '/', domain: 'jquery.com', secure: true });
 * @desc Create a cookie with all available options.
 * @example $.cookie('the_cookie', 'the_value');
 * @desc Create a session cookie.
 * @example $.cookie('the_cookie', null);
 * @desc Delete a cookie by passing null as value. Keep in mind that you have to use the same path and domain
 *       used when the cookie was set.
 *
 * @param String name The name of the cookie.
 * @param String value The value of the cookie.
 * @param Object options An object literal containing key/value pairs to provide optional cookie attributes.
 * @option Number|Date expires Either an integer specifying the expiration date from now on in days or a Date object.
 *                             If a negative value is specified (e.g. a date in the past), the cookie will be deleted.
 *                             If set to null or omitted, the cookie will be a session cookie and will not be retained
 *                             when the the browser exits.
 * @option String path The value of the path atribute of the cookie (default: path of page that created the cookie).
 * @option String domain The value of the domain attribute of the cookie (default: domain of page that created the cookie).
 * @option Boolean secure If true, the secure attribute of the cookie will be set and the cookie transmission will
 *                        require a secure protocol (like HTTPS).
 * @type undefined
 *
 * @name $.cookie
 * @cat Plugins/Cookie
 * @author Klaus Hartl/klaus.hartl@stilbuero.de
 */
/***********************************************************************************************************************/
/**
 * Get the value of a cookie with the given name.
 *
 * @example $.cookie('the_cookie');
 * @desc Get the value of a cookie.
 *
 * @param String name The name of the cookie.
 * @return The value of the cookie.
 * @type String
 *
 * @name $.cookie
 * @cat Plugins/Cookie
 * @author Klaus Hartl/klaus.hartl@stilbuero.de
 */
jQuery.cookie = function(name, value, options) {
    if (typeof value != 'undefined') { // name and value given, set cookie
        options = options || {};
        if (value === null) {
            value = '';
            options.expires = -1;
        }
        var expires = '';
        if (options.expires && (typeof options.expires == 'number' || options.expires.toUTCString)) {
            var date;
            if (typeof options.expires == 'number') {
                date = new Date();
                date.setTime(date.getTime() + (options.expires * 24 * 60 * 60 * 1000));
            } else {
                date = options.expires;
            }
            expires = '; expires=' + date.toUTCString(); // use expires attribute, max-age is not supported by IE
        }
        // CAUTION: Needed to parenthesize options.path and options.domain
        // in the following expressions, otherwise they evaluate to undefined
        // in the packed version for some reason...
        var path = options.path ? '; path=' + (options.path) : '';
        var domain = options.domain ? '; domain=' + (options.domain) : '';
        var secure = options.secure ? '; secure' : '';
        document.cookie = [name, '=', encodeURIComponent(value), expires, path, domain, secure].join('');
    } else { // only name given, get cookie
        var cookieValue = null;
        if (document.cookie && document.cookie != '') {
            var cookies = document.cookie.split(';');
            for (var i = 0; i < cookies.length; i++) {
                var cookie = jQuery.trim(cookies[i]);
                // Does this cookie string begin with the name we want?
                if (cookie.substring(0, name.length + 1) == (name + '=')) {
                    cookieValue = decodeURIComponent(cookie.substring(name.length + 1));
                    break;
                }
            }
        }
        return cookieValue;
    }
};

/***********************************************************************************************************************/
/*
 * Thickbox 3.1 - One Box To Rule Them All.
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/
      
var tb_pathToImage = "/_layouts/images/gears_an.gif";
/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/
//on page load call tb_init
$(document).ready(function(){   
  tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
  imgLoader = new Image();// preload image
  imgLoader.src = tb_pathToImage;
});
//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
  $(domChunk).click(function(){
  var t = this.title || this.name || null;
  var a = this.href || this.alt;
  var g = this.rel || false;
  tb_show(t,a,g);
  this.blur();
  return false;
  });
}
function tb_show(caption, url, imageGroup, closeMethod) {//function called when the user clicks on a thickbox link
  try {
      var anchor = $("#wrapper");
      if (anchor.length == 0) anchor = $("form");
      if (anchor.length == 0) anchor = $("body");


      if (closeMethod == null) {
          closeMethod = tb_remove;
      }
      

      if (typeof document.body.style.maxHeight === "undefined") {//if IE 6

          $("body","html").css({height: "100%", width: "100%"});
          $("html").css("overflow","hidden");
          if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
              
            $(anchor).append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
            $("#TB_overlay").click(closeMethod);
          }
        }else{//all others
          if(document.getElementById("TB_overlay") === null){
            $(anchor).append("<div id='TB_overlay'></div><div id='TB_window'></div>");
            $("#TB_overlay").click(closeMethod);
          }
        }
    
    if(tb_detectMacXFF()){
      $("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
    }else{
      $("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
    }
    
    if(caption===null){caption="";}
    $(anchor).append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
    $('#TB_load').show();//show loader
    
    var baseURL;
     if(url.indexOf("?")!==-1){ //ff there is a query string involved
      baseURL = url.substr(0, url.indexOf("?"));
     }else{ 
         baseURL = url;
     }
     
     var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
     var urlType = baseURL.toLowerCase().match(urlString);
    if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
        
      TB_PrevCaption = "";
      TB_PrevURL = "";
      TB_PrevHTML = "";
      TB_NextCaption = "";
      TB_NextURL = "";
      TB_NextHTML = "";
      TB_imageCount = "";
      TB_FoundURL = false;
      if(imageGroup){
        TB_TempArray = $("a[@rel="+imageGroup+"]").get();
        for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
          var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
            if (!(TB_TempArray[TB_Counter].href == url)) {            
              if (TB_FoundURL) {
                TB_NextCaption = TB_TempArray[TB_Counter].title;
                TB_NextURL = TB_TempArray[TB_Counter].href;
                TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
              } else {
                TB_PrevCaption = TB_TempArray[TB_Counter].title;
                TB_PrevURL = TB_TempArray[TB_Counter].href;
                TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
              }
            } else {
              TB_FoundURL = true;
              TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);                      
            }
        }
      }
      imgPreloader = new Image();
      imgPreloader.onload = function(){    
      imgPreloader.onload = null;
        
      // Resizing large images - orginal by Christian Montoya edited by me.
      var pagesize = tb_getPageSize();
      var x = pagesize[0] - 150;
      var y = pagesize[1] - 150;
      var imageWidth = imgPreloader.width;
      var imageHeight = imgPreloader.height;
      if (imageWidth > x) {
        imageHeight = imageHeight * (x / imageWidth); 
        imageWidth = x; 
        if (imageHeight > y) { 
          imageWidth = imageWidth * (y / imageHeight); 
          imageHeight = y; 
        }
      } else if (imageHeight > y) { 
        imageWidth = imageWidth * (y / imageHeight); 
        imageHeight = y; 
        if (imageWidth > x) { 
          imageHeight = imageHeight * (x / imageWidth); 
          imageWidth = x;
        }
      }
      // End Resizing
      
      TB_WIDTH = imageWidth + 30;
      TB_HEIGHT = imageHeight + 60;
    
   
      
      
      $("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>&nbsp;&nbsp;&nbsp;&nbsp;</a></div>");     
      
      $("#TB_closeWindowButton").click(closeMethod);
      
      
      if (!(TB_PrevHTML === "")) {
        function goPrev(){
          if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
          $("#TB_window").remove();
          $(anchor).append("<div id='TB_window'></div>");
          tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
          return false;  
        }
        $("#TB_prev").click(goPrev);
      }
      
      if (!(TB_NextHTML === "")) {    
        function goNext(){
          $("#TB_window").remove();
          $(anchor).append("<div id='TB_window'></div>");
          tb_show(TB_NextCaption, TB_NextURL, imageGroup);        
          return false;  
        }
        $("#TB_next").click(goNext);
        
      }
      document.onkeydown = function(e){   
        if (e == null) { // ie
          keycode = event.keyCode;
        } else { // mozilla
          keycode = e.which;
        }
        if(keycode == 27){ // close
          closeMethod();
        } else if(keycode == 190){ // display previous image
          if(!(TB_NextHTML == "")){
            document.onkeydown = "";
            goNext();
          }
        } else if(keycode == 188){ // display next image
          if(!(TB_PrevHTML == "")){
            document.onkeydown = "";
            goPrev();
          }
        }  
      };
      
      tb_position();
      $("#TB_load").remove();
      $("#TB_ImageOff").click(closeMethod);
      $("#TB_window").css({display:"block"}); //for safari using css instead of show
      };
      
      imgPreloader.src = url;
    }else{//code to show html
      
      var queryString = url.replace(/^[^\?]+\??/,'');
      var params = tb_parseQuery( queryString );
      TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
      TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL

//**** ar Start - Anpassungen an Backgroundimage *****************
      TB_HEIGHT = 300;
      TB_WIDTH = 400; var bgName='popup400.png'; 
      var cssclass = 'popup400';
      
      if (params['width'] < 350)  {  TB_WIDTH = 300; TB_HEIGHT = 265; bgName='popup300.png'; cssclass = 'popup300';}
      else if (params['width'] < 450) { TB_WIDTH = 400; TB_HEIGHT = 300; bgName = 'popup400.png'; cssclass = 'popup400'; }
      else if (params['width'] < 800)  { TB_WIDTH = 600; TB_HEIGHT = 450; bgName='popup600.png'; cssclass = 'popup600';}
      else { TB_WIDTH = 960; TB_HEIGHT = 500; bgName = 'popup960.png'; cssclass = 'popup960'; }

      $("#TB_window").addClass(cssclass );
        
      var ttt = $("#TB_window").css('background-image')
        
        if (ttt =='none') 
            ttt = '/_Layouts/edunex/img/buttons/' + bgName;
        else
            ttt = ttt.replace("popup400.png", bgName);
        
      $("#TB_window").css('background', ttt);

      ajaxContentW = TB_WIDTH - 20 - 11;
      ajaxContentH = TB_HEIGHT - 35 - 11;
//**** Ende - Anpassungen an Backgroundimage  ************************
      
      if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window    
          urlNoQuery = url.split('TB_');
          $("#TB_iframeContent").remove();
          if(params['modal'] != "true"){//iframe no modal
            $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>&nbsp;&nbsp;&nbsp;&nbsp;</a></div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 22)+"px;height:"+(ajaxContentH + 6)+"px;' > </iframe>");
          }else{//iframe modal
          $("#TB_overlay").unbind();
            $("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
          }
      }else{// not an iframe, ajax
          if($("#TB_window").css("display") != "block"){
            if(params['modal'] != "true"){//ajax no modal
            $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>&nbsp;&nbsp;&nbsp;&nbsp;</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
            }else{//ajax modal
                $("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>&nbsp;&nbsp;&nbsp;&nbsp;</a></div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
                $("#TB_overlay").unbind();
            }
//            $("#TB_overlay").unbind();
//            $("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");  
//            }
          }else{//this means the window is already up, we are just loading new content via ajax
            $("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
            $("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
            $("#TB_ajaxContent")[0].scrollTop = 0;
            $("#TB_ajaxWindowTitle").html(caption);
          }
      }
          
      $("#TB_closeWindowButton").click(closeMethod);
      
        if(url.indexOf('TB_inline') != -1){  
          $("#TB_ajaxContent").append($('#' + params['inlineId']).children());
          $("#TB_window").unload(function () {
            $('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
          });
          tb_position();
          $("#TB_load").remove();
          $("#TB_window").css({display:"block"}); 
        }else if(url.indexOf('TB_iframe') != -1){
          tb_position();
          if($.browser.safari){//safari needs help because it will not fire iframe onload
            $("#TB_load").remove();
            $("#TB_window").css({display:"block"});
          }
        }else{
          $("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
            tb_position();
            $("#TB_load").remove();
            tb_init("#TB_ajaxContent a.thickbox");
            $("#TB_window").css({display:"block"});
          });
        }
      
    }
    if(!params['modal']){
      document.onkeyup = function(e){   
        if (e == null) { // ie
          keycode = event.keyCode;
        } else { // mozilla
          keycode = e.which;
        }
        if(keycode == 27){ // close
          closeMethod();
        }  
      };
    }
    
  } catch(e) {
    //nothing here
  }
}
//helper functions below
function tb_showIframe(){
  $("#TB_load").remove();
  $("#TB_window").css({display:"block"});
}
function tb_remove() {
  $("#TB_imageOff").unbind("click");
  $("#TB_closeWindowButton").unbind("click");
  $("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
  $("#TB_load").remove();
  if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
    $("body","html").css({height: "auto", width: "auto"});
    $("html").css("overflow","");
  }
  document.onkeydown = "";
  document.onkeyup = "";
  return false;
}
function tb_position() {
$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
  if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
    $("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
  }
}
function tb_parseQuery ( query ) {
   var Params = {};
   if ( ! query ) {return Params;}// return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}
function tb_getPageSize(){
  var de = document.documentElement;
  var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
  var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
  arrayPageSize = [w,h];
  return arrayPageSize;
}
function tb_detectMacXFF() {
  var userAgent = navigator.userAgent.toLowerCase();
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
    return true;
  }
}

/************************************************************************************************************************/


/*
<script type="text/javascript">CheckBrowserVersionWithAlert(); </script>*/

function CheckBrowserVersionWithAlert() {
    $(document).ready(function(){
        $("#OldBrowserPopup").hide();

        if ($.browser.msie && $.cookie('CheckForIE6') != '1' && $.browser.version == "6.0") {
            tb_show("", "#TB_inline?height=200&width=400&inlineId=OldBrowserPopup");
            $.cookie('CheckForIE6', '1', {path: '/'} );
        }  
   });
}

function OneTimePopUp(id, url, height, width) {
    $(document).ready(function(){
        if (id==null) id = "OneTimePopup";
        $("#"+id).hide();

        if ($.browser.msie && $.cookie(id) != '1') {
            tb_show("", "#TB_inline?height=" + height + "&width=" + width + "&inlineId=" + id); 
            $.cookie(id, '1', {path: '/'});
        } 
       
     });

}
  
function OneTimePopUpExtern(id, url, height, width) {  
    $(document).ready(function(){
        if (id==null) id = "OneTimePopupExtern";
        $("#"+id).hide();
        if ($.browser.msie && $.cookie(id) != '1a') {
            tb_show("", url + "?height=" + height + "&width=" + width & "iFrame=1" ); 
            
            $.cookie(id, '1' );
        } 
    });
}

/*
$(document).ready(function(){
//tb_show("Test", "http://www.heise.de?iframe=1");
tb_show("Test", "http://w4de3rsy0001506/sites/edunex/pages/default.aspx?iframe=true");
}); 

*/
/*CheckBrowserVersionWithAlert();*/

$("#TB_window").css("background-image")
function ShowMessageBox(modal, title) {  
    $(document).ready(function(){
        
        options = "#TB_inline?height=256&width=460&inlineId=PageMessageBox";
        if (modal) {
            options += "&modal=true";
            $("Div#PageMessageBox").append(
                "<input type='submit' id='OK' class='button button-blue small' value='&nbsp;&nbsp;Ok&nbsp;&nbsp;' onclick='return tb_remove()' />");
        }
        tb_show(title,  options); 
        
    });
}


function ShowDialog(modal, title, id) {
    $(document).ready(function() {

        options = "#TB_inline?width=400&inlineId=" + id;
        if (modal) {
            options += "&modal=true";
        }
        tb_show(title, options);

    });
}

/*

<div class='AuthenticatedOnly'> 

    <h1> Authenticated</h1>

</div>

<div class='AnonymOnly'> 
    
    <h1>  Anonym </h1>

</div>


<script type="text/javascript">
    if ($('div.header-info div.bubbleInfo').length==0){
         $('div.AuthenticatedOnly').css('display', 'none');
    } else {
        $('div.AnonymOnly').css('display', 'none');
    }     
</script>

*/

function isAuthenticated(){
    return ($('div.header-info div.bubbleInfo').length>=1);
}

function HideAnonymousOrAuthenticatedStyle() {
    if ($('div.header-info div.bubbleInfo').length == 0) {
        $('div.AuthenticatedOnly').css('display', 'none');
    } else {
        $('div.AnonymOnly').css('display', 'none');
    }
}

function Edunex_MakeInvisibleIfEmptyOrSpace() {
    var allElements=document.getElementsByName("_invisibleIfEmpty");
	var agt=navigator.userAgent.toLowerCase();
	var isNav=((agt.indexOf('mozilla')!=-1)&&((agt.indexOf('spoofer')==-1) && (agt.indexOf('compatible')==-1)));
	var isIE=(agt.indexOf("msie")!=-1);
	
	for (var curElement=0; curElement < allElements.length; curElement++)
	{
	    len = allElements[curElement].childNodes.length;
	    
		if ((isIE && (len==0 || allElements[curElement].innerText==" ") )
			|| (isNav && len <=1))
		{
			allElements[curElement].style.display="none";
		}
	}
}