function exec_refresh()
{
	window.status = "Redirecting..." + myvar;
	myvar = myvar + " .";
	var timerID = setTimeout("exec_refresh();", 1000);
	if (timeout > 0)
	{
		timeout -= 1;
	}
	else
	{
		clearTimeout(timerID);
		window.status = "";
		window.location = "javascript:history.back()";
	}
}

var myvar = "";
var timeout = 20;
exec_refresh();