/*tabs on blog page*/
function onloading() { 

     var tab0 = document.getElementById("t0"); 
		 var tab1 = document.getElementById("t1"); 
	   if( (tab1 && tab0) != null ){
	   if(tab0.attachEvent && tab1.attachEvent){
		   tab0.attachEvent("onclick", blogTab0); 
   		 tab1.attachEvent("onclick", blogTab1); 
	  	}else if(tab0.addEventListener && tab1.addEventListener)
		  {
			 tab0.addEventListener("click", blogTab0, false); 
   		 tab1.addEventListener("click", blogTab1, false); 
		  }
		  
		  expand('http://feeds.feedburner.com/AdvertiserUpdates','blog_AdvertiserUpdates');
                  expand('http://feeds.feedburner.com/DoubleclickPublisherBlog','blog_DoubleclickPublisherBlog');
		 }
} 
function blogTab0(){
document.getElementById("content0").style.display="block";
document.getElementById("content1").style.display="none";
document.getElementById("t0").className="tab active";
document.getElementById("t1").className="tab";
} 
function blogTab1(){
document.getElementById("content1").style.display="block";
document.getElementById("content0").style.display="none";
document.getElementById("t0").className="tab";
document.getElementById("t1").className="tab active";
}