var about_menu;
var coord_menu;
var prod_menu;

function getBounds(element)
{
  var left = element.offsetLeft;
  var top = element.offsetTop;
  for (var parent = element.offsetParent; parent; parent = parent.offsetParent)
  {
    left += parent.offsetLeft - parent.scrollLeft;
    top += parent.offsetTop - parent.scrollTop
  }
  return {left: left, top: top, width: element.offsetWidth, height: element.offsetHeight};
}

function show(a,b){
	o1=document.getElementById(a);
	o2=document.getElementById(b);
	if(!o1 | !o2){Alert('Ошибка определений');return;}
	var xy=getBounds(o2);
	o1.style.left=document.body.scrollLeft+xy.left-10;
	o1.style.top=document.body.scrollTop+xy.top+24;
	o1.style.visibility = "visible";
	show_menu=1;
	window.setTimeout("hide('"+a+"')", 1000);
	eval(a+"_menu=1;");
	return false;
	}
function hide(a){
	if(eval(a+"_menu")==1){
		window.setTimeout("hide('"+a+"')", 50);
		return false;
		}
	o1=document.getElementById(a);
	if(!o1){Alert('Ошибка определений');return;}
	o1.style.visibility = "hidden";
	return false;
	}