current_menu = -1;
var popup_id = "popup";


function show_popup(event,obj,par_name,par_desc,id) {	
	var x = y = 0;
	var tag = obj;
	while (tag.tagName!="BODY") { 
		y+=tag.offsetTop;
		x+=tag.offsetLeft;
		tag=tag.offsetParent; 
	} 

	var popup = document.getElementById(popup_id);

	if (popup.style.visibility=="visible" && current_menu==id) {
		click_on_body();
		return false;
	}
	y += 23;
	/*var main_obj = document.getElementById("main_table");
	var x = obj.offsetLeft + main_obj.offsetLeft;
	var y = obj.offsetTop + main_obj.offsetTop+23;*/
	popup.innerHTML = "<p class=pack_name><b>"+par_name+"</b></p><p class=pack_desc>"+par_desc+"</p>";
	popup.style.top = y;
	popup.style.left = x;
	popup.style.visibility = "visible";
	current_menu = id;

	var aaa = document.getElementsByTagName("body")[0];
	aaa.focus();

	event.cancelBubble=true;
	return true;
}

function hidepopup() {
	var popup = document.getElementById(popup_id);
	popup.style.visibility = "hidden";
//	var aaa = document.getElementsByTagName("body")[0];
//	aaa.focus();
	return true;
}