function start()
{
setTimeout(show,4000);
}
function show()
{
	document.getElementById('box').style.top="150px";
	document.getElementById('box').style.left="300px";
	document.getElementById('box').style.display="block";display="block";
	document.getElementById('close').style.display="block";

}
function hide()
{
	document.getElementById('box').style.display="none";
	document.getElementById('close').style.display="none";
}