if (document.addEventListener)
	document.addEventListener("DOMContentLoaded", function(){ preload(); }, false);
else if (document.all && !window.opera)
{
	document.write('<script type="text/javascript" id="contentloadtag" defer="defer" src="javascript:void(0)"><\/script>');
	var contentloadtag = document.getElementById("contentloadtag");
	contentloadtag.onreadystatechange = function()
	{
		if (this.readyState =="complete")
			preload();
	}
}

function $_(element_id)
{
	return document.getElementById(element_id);
}

function preload()
{
	var flashvars = {}; 
	var params = { 
		wmode: "transparent" 
	};
	swfobject.embedSWF("interface/header/banner.swf", "banner", $_("banner_img").width, $_("banner_img").height, "8.0.0", false, flashvars, params);
	
	var menuItems = {};
	var nbItems = 0;
	var submenuItems = {};
	var nbSubItems = 0;
	var menuList = document.getElementsByTagName("li");
	for (var i=0; i< menuList.length; i++)
	{
		if (menuList[i].className == "menu")
		{
			var children = menuList[i].getElementsByTagName("a");
			children[0].setAttribute("rel", nbItems+1);
			menuItems[nbItems] = children[0];
			nbItems++;
		}
		else if (menuList[i].className == "submenu")
		{
			var children = menuList[i].getElementsByTagName("a");
			children[0].setAttribute("rel", nbSubItems+1);
			submenuItems[nbSubItems] = children[0];
			nbSubItems++;
		}
	}
	
	for (var i=0; i<nbItems; i++)
	{
		preload = new Image();
		source = $_('menu'+(i+1)).src;
		dot = source.lastIndexOf('.');
		preload.src = source.substring(0, dot)+'_ov'+source.substring(dot);
		
		var el = menuItems[i];
		if (el.addEventListener)
		{
			el.addEventListener("mouseover", function (e) {
				index = this.getAttribute('rel');
				source = $_('menu'+index).src;
				dot = source.lastIndexOf('.');
				$_('menu'+index).src = source.substring(0, dot)+'_ov'+source.substring(dot);
			}, false);
			el.addEventListener("mouseout", function (e) {
				index = this.getAttribute('rel');
				source = $_('menu'+index).src;
				$_('menu'+index).src = source.replace('_ov', '');
			}, false);
		}
		else if (el.attachEvent)
		{
			el.attachEvent("onmouseover", function (e) {
				index = this.getAttribute('rel');
				source = $_('menu'+index).src;
				dot = source.lastIndexOf('.');
				$_('menu'+index).src = source.substring(0, dot)+'_ov'+source.substring(dot);
			});
			el.attachEvent("onmouseout", function (e) {
				index = this.getAttribute('rel');
				source = $_('menu'+index).src;
				$_('menu'+index).src = source.replace('_ov', '');
			});
		}
		else
		{
			el.onmouseover = function (e) {
				index = this.getAttribute('rel');
				source = $_('menu'+index).src;
				dot = source.lastIndexOf('.');
				$_('menu'+index).src = source.substring(0, dot)+'_ov'+source.substring(dot);
			};
			el.onmouseout = function (e) {
				index = this.getAttribute('rel');
				source = $_('menu'+index).src;
				$_('menu'+index).src = source.replace('_ov', '');
			};
		}
	}
	
	for (var i=0; i<nbSubItems; i++)
	{
		preload = new Image();
		source = $_('submenu'+(i+1)).src;
		dot = source.lastIndexOf('.');
		preload.src = source.substring(0, dot)+'_ov'+source.substring(dot);
		
		var el = submenuItems[i];
		if (el.addEventListener)
		{
			el.addEventListener("mouseover", function (e) {
				index = this.getAttribute('rel');
				source = $_('submenu'+index).src;
				dot = source.lastIndexOf('.');
				$_('submenu'+index).src = source.substring(0, dot)+'_ov'+source.substring(dot);
			}, false);
			el.addEventListener("mouseout", function (e) {
				index = this.getAttribute('rel');
				source = $_('submenu'+index).src;
				$_('submenu'+index).src = source.replace('_ov', '');
			}, false);
		}
		else if (el.attachEvent)
		{
			el.attachEvent("onmouseover", function (e) {
				index = this.getAttribute('rel');
				source = $_('submenu'+index).src;
				dot = source.lastIndexOf('.');
				$_('submenu'+index).src = source.substring(0, dot)+'_ov'+source.substring(dot);
			});
			el.attachEvent("onmouseout", function (e) {
				index = this.getAttribute('rel');
				source = $_('submenu'+index).src;
				$_('submenu'+index).src = source.replace('_ov', '');
			});
		}
		else
		{
			el.onmouseover = function (e) {
				index = this.getAttribute('rel');
				source = $_('submenu'+index).src;
				dot = source.lastIndexOf('.');
				$_('submenu'+index).src = source.substring(0, dot)+'_ov'+source.substring(dot);
			};
			el.onmouseout = function (e) {
				index = this.getAttribute('rel');
				source = $_('submenu'+index).src;
				$_('submenu'+index).src = source.replace('_ov', '');
			};
		}
	}
}