/************************
var timer;
function show(pid,ddid){
	document.getElementById(ddid).style.display = "block";
}
function hide(pid,ddid){
	var timer = setTimeout(hide_dd,300);
	function hide_dd(){
		document.getElementById(ddid).style.display = "none";
		clearTimeout(timer);
	}
	document.getElementById(pid).onmouseover = function (){
		clearTimeout(timer);
	}
}
*************************/
function show(pid,ddid){
	document.getElementById(ddid).style.display = "block";
}
function hide(pid,ddid){
	document.getElementById(ddid).style.display = "none";		
}