var currentMenuId = '' ;
var ie, ns ;


function init() {
	divs = document.getElementsByTagName("div") ;
	for (var i = 0 ; i < divs.length ; i++) {
		d = divs[i] ;
		nom = d.getAttribute("id") ;
		if (nom.indexOf("dropDown") != -1 ) {
			d.onmouseout = clearMenu ;
		}
	}
}
/*
function detectBrowser()
{
	ns = ie = false ;
	cn = navigator.appName ;

	if (cn.indexOf("Explorer") == -1) {
		ns = true ;
	}
	else {
		ie = true ;
	}
}
*/


/*
	Thanks to :
	http://www.brainjar.com/dhtml/menubar/
*/
//*****************************************************************************
// Do not remove this notice.
//
// Copyright 2001 by Mike Hall.
// See http://www.brainjar.com for terms of use.                                                                        *
//*****************************************************************************

function showMenu(o, menuId) 
{
	var x, y ;

	if (currentMenuId != '') {
		currentMenu = document.getElementById(currentMenuId) ;
		currentMenu.style.visibility = 'hidden' ;
	}
	var elem = document.getElementById(menuId) ;
	

	x = o.offsetLeft + o.offsetParent.offsetLeft;
	y = o.offsetTop + o.offsetParent.offsetTop + o.offsetHeight ;	
//alert(x) ;
	elem.style.left = x + 'px';
	elem.style.top = y + 'px' ;
	elem.style.visibility = 'visible' ;	
	currentMenuId = menuId ;

}

function contains(a, b) {
  while (b.parentNode)
    if ((b = b.parentNode) == a)
      return true;
  return false;
}

function clearMenu(e) {
  var current, related;
  if (window.event) {
    current = this;
    related = window.event.toElement;
  }
  else {
    current = e.currentTarget;
    related = e.relatedTarget;
  }

  if (current != related && !contains(current, related))
    current.style.visibility = "hidden";
}