var tabcount=3;
var styleclass=new Array("newpro","designpro","latest");
var over=function(){
	var myobj=new Array();	
	for(var i=0;i<tabcount;i++){
		myobj[i]=document.getElementById("tab"+(i+1));	
		myobj[i].className="hidden";	
		document.getElementById("ontab"+(i+1)).className=styleclass[i];		
	}
	document.getElementById(this.id.substring(2)).className="show";
	this.className=this.className+"hover";
	return false;
}

function set(eventmode){	
	var myobj=new Array();
	for(var i=0;i<tabcount;i++){
		myobj[i]=document.getElementById("ontab"+(i+1));		
		if(eventmode==1){
			myobj[i].onmouseover=over;	
		}else if(eventmode==0){
			myobj[i].onclick=over;	
		}	
		document.getElementById(myobj[i].id.substring(2)).className="hidden";		
	}
	document.getElementById(myobj[1].id.substring(2)).className="show";
	myobj[1].className=styleclass[1]+"hover";	
}