function crearcookie(url,id) { 
	var partner=document.URL;
	var src="http://www.tumaster.com/cursem/ads.asp?partner="+partner+"&url="+url+"&id="+id;
if(navigator.appVersion.indexOf("MSIE") != -1) 
	{
		var j="<iframe name=\"iads\" width=\"1\" height=\"1\" frameborder=\"0\" src=\""+src+"\" marginwidth=\"0\" marginheight=\"0\" vspace=\"0\" hspace=\"0\" allowtransparency=\"true\" scrolling=\"no\" ></iframe>";
		changeInnerHTML('ads', j);
	}
else if (navigator.appVersion.indexOf("KHTML") != -1) 
	 {
		  // for KHTML browsers
		var connection ="";
		connection = document.createElement('iframe');
		connection.setAttribute('id','iads');
		connection.setAttribute('src', src);
		with (connection.style) {
		visibility = "none";
		width="1px";
		height="1px";
		}
		 setTimeout( function() {  document.body.appendChild(connection); }, 50 );
	} 
	else 
	{
		var j="<iframe name=\"iads\" width=\"1\" height=\"1\" frameborder=\"0\" src=\""+src+"\" marginwidth=\"0\" marginheight=\"0\" vspace=\"0\" hspace=\"0\" allowtransparency=\"true\" scrolling=\"no\" ></iframe>";
		 setTimeout( function() { changeInnerHTML('ads', j); }, 50 );
		  //changeInnerHTML('ads', j);
	}
	return true;
}

function changeInnerHTML(divId,html){
 var e=null;
 if (document.getElementById) {
     e=document.getElementById(divId);
          if(!e)return false;
          if("innerHTML" in e){
               e.innerHTML=html;return true
          }
          else if("firstChild" in e && "data" in e.firstChild){
               e.firstChild.data=html;return true;
          }
          else{
               return false;
          }
 }else if(document.layers){
     e=document.layers[divId];
          if(typeof e=="undefined"||!e){
               e=document[divId];
               if(typeof e=="undefined"||!e)return false;
          }
     e.document.open();
     e.document.write(html);
     e.document.close();
     return true;
 }else if(document.all){
     e=document.all[divId];
     if(typeof e=="undefined"||!e)return false;
     e.innerHTML=html;
     return true;
 }
 return false;
}
