/***********************************************
     Change header background image
                                 George Naumov
                                    12.04.2006
     Edited by Jordan Dichev -- 21.04.2006
 ***********************************************/
function getElementsByClass(needle)
{
  var my_array = document.getElementsByTagName("*");
  var retvalue = new Array();
  var i;
  var j;
  for (i =0 , j = 0;i < my_array.length; i++)
  {
    var c = " " + my_array[i].className + " ";
    if (c.indexOf(" " + needle + " ") != -1)
      retvalue[j++] = my_array[i];
  }
  return retvalue;
}
function changeLanguage(aLanguageCode)
{
     var arguments = new Array();
     var ur=new String();
     var myURL=new String();
     ur = unescape(document.location);
     myURL=ur;
     if (ur.indexOf('?') != -1) {
           ur = ur.substr(ur.indexOf('?')+1);
           myURL=ur.substring(0,ur.indexOf('?'));
           arguments = ur.split('&');
           for(j in arguments)
           {
                if(arguments[j].match(/LanguageCode=\w{2}/gi))
                {
                    arguments[j]="LanguageCode="+aLanguageCode;
                    window.location.href= myURL + "?" +  arguments.join("&");
                    return;
                }
           }
           window.location.href= myURL + "?" +  arguments.join("&") + "&LanguageCode="+aLanguageCode;
     } else {
           window.location.href= myURL + "?LanguageCode="+aLanguageCode;
     }
}
function GETarguments() {
       var arguments = new Array();
       var $GET = new Array();
       ur = unescape(document.location);
       if (ur.indexOf('?') != -1) {
             ur = ur.substr(ur.indexOf('?')+1);
             arguments = ur.split('&');

       } else if (ur.indexOf('#') != -1) {
             ur = ur.substr(ur.indexOf('#')+1);
             arguments = ur.split('&');
       }
       for (j in arguments) {
             temp = arguments[j].split('=');
             $GET[temp[0]] = temp[1];
       }
       return $GET;
}
function changeBackImage() {
   var $GET = GETarguments();
   var divs  =getElementsByClass("zonohead");
   divs=divs[0];
   if(typeof $GET['ArticleGroupID'] != "undefined")
        divs.id="head"+$GET['ArticleGroupID'];
   else
        divs.id="head";
   //changeBackImage2();
}
/*
function changeBackImage2() {
   var moi = unescape(document.location);
   var $GET = GETarguments();
   var div = document.getElementById("content");
   if (typeof $GET['PageID'] != "undefined") {
      //div.setAttribute("class", "content" + $GET['PageID']);
      div.className = "content" + $GET['PageID'];
   	  //alert("OK");
   }
   else if (moi.indexOf('news') != -1) {
      div.className = "contentMoi";
   }
   else {
      div.id = "content";
   }
}
*/
onload = changeBackImage;