// JavaScript Document
var ajax = getXMLHTTPRequest();

function getXMLHTTPRequest() {

try 
 {
    req = new XMLHttpRequest();
 }
catch (error1)
 {
   try 
      {
	     req = new ActiveXObject("Msxml2.XMLHTTP");
	  }
    catch (error2)
	   {
	      try
		     {
		      req = new ActiveXObject("Microsoft.XMLHTTP");
			 }
			 
		  catch (error3)
		     {
			   req = false;
			 }
	   }
 }

return req;

}

function getLastCompetitions(_type) {
  var myurl = 'novi-konkursi.php';
  myRand = parseInt(Math.random()*999999999999999);
  // add random number to URL to avoid cache problems
  var modurl = myurl+"?tip="+_type+"&rand="+myRand;
  
  ajax.open("GET", modurl, true);
  // set up the callback function
  ajax.onreadystatechange = readyStateChangeHandler;
  ajax.send(null);
}

function readyStateChangeHandler()
{
   if(ajax.readyState == 4)
   	 	{
    		if(ajax.status == 200) 
				{
		       	var konkursi = ajax.responseText;
		       	document.getElementById('content-konkursi').innerHTML = konkursi;
    			}
	  	}
	else
		{
				document.getElementById('content-konkursi').innerHTML = '<img src="images/ajax-loader.gif" style="border:none;">';
		}
}

function setClassName(class_name)
{
	document.getElementById('job').className = "job";
	document.getElementById('practice').className = "practice";
	document.getElementById('credit').className = "credit";
	document.getElementById('travels').className = "travels";
	document.getElementById('scholarship').className = "scholarship";
	if (class_name != "")
	document.getElementById(class_name).className = "current";	
}