function show(objId){
	var obj = document.getElementById(objId);
	//obj.style.display = "block";
	obj.style.zIndex = 999;
}

function hide(objId){
	var obj = document.getElementById(objId);
	//obj.style.display = "none";
	obj.style.zIndex = -999;
}

function showProc(objId){
	var obj = document.getElementById(objId);
	window.clearTimeout(obj.timer_id);
	obj.timer_id = window.setTimeout("show('"+ objId +"')",1);
}

function hideProc(objId){
	var obj = document.getElementById(objId);
	window.clearTimeout(obj.timer_id);
	obj.timer_id = window.setTimeout("hide('"+ objId +"')",100);
}

function preparePopup(objId){
	var obj = document.getElementById(objId);
		
	obj.onmouseover = function(){
		showProc(this.id);
	}
	
	obj.onmouseout = function(){
		hideProc(this.id);
	}
}