function tjabba(){
			var x=200;
			while(x<=500){
				setTimeout("resizeDiv(x)",3); 
			}
		}

		function resizeDiv(x){
			var tmpDiv = document.getElementById("testDiv").style; 
			
			if(tmpDiv.width != "500px"){
				tmpDiv.width = x+"px";
			}else{
				tmpDiv.width = x+"px";
			}
		}