function getSize(id)
{
	return document.getElementById(id).style.height;
}

var tween1 = new Tween();
var tween2 = new Tween();
var tween3 = new Tween();

function show(idstr)
{	
	document.getElementById("hsv_div").style.visibility = "hidden";
	document.getElementById("qus_div").style.visibility = "hidden";
	document.getElementById("tb_div").style.visibility = "hidden";

		
	//document.getElementById("hsv_img").style.height = "150px";
	//document.getElementById("qus_img").style.height = "150px";
	//document.getElementById("tb_img").style.height = "150px";
	
	document.getElementById(idstr).style.visibility = "visible";
	

	var t1 = document.getElementById("hsv_img");
	var t2 = document.getElementById("qus_img");
	var t3 = document.getElementById("tb_img");
	
	tween1.stop(); delete tween1;
	tween2.stop(); delete tween2;
	tween3.stop(); delete tween3;
	
	
	if(idstr == "hsv_div")
	{
			
			tween1 = new Tween(t1.style,'height','',parseInt(t1.style.height),190,0.5,'px');
			tween1.start();
			
			tween2 = new Tween(t2.style,'height','',parseInt(t2.style.height),150,0.5,'px');
			tween2.start();
			
			tween3 = new Tween(t3.style,'height','',parseInt(t3.style.height),150,0.5,'px');
			tween3.start();

	}
	
	
	if(idstr == "qus_div")
	{
			tween2 = new Tween(t2.style,'height','',parseInt(t2.style.height),190,0.5,'px');
			tween2.start();
			
			tween1 = new Tween(t1.style,'height','',parseInt(t1.style.height),150,0.5,'px');
			tween1.start();
			
			tween3 = new Tween(t3.style,'height','',parseInt(t3.style.height),150,0.5,'px');
			tween3.start();
	
	}
	if(idstr == "tb_div")
	{
			tween3 = new Tween(t3.style,'height','',parseInt(t3.style.height),190,0.5,'px');
			tween3.start();
			
			tween2 = new Tween(t2.style,'height','',parseInt(t2.style.height),150,0.5,'px');
			tween2.start();
			
			tween1 = new Tween(t1.style,'height','',parseInt(t1.style.height),150,0.5,'px');
			tween1.start();

	}

	//alert(idstr);
}