function initPage()
{
	var navRoot = document.getElementById("navigation");
	var lis = navRoot.getElementsByTagName("li");
	for (var i=0; i<lis.length; i++)
	{
		lis[i].onmouseover = function()
		{

			this.className += " hover";
			var uls = this.getElementsByTagName("ul");
			for (var j=0; j<uls.length; j++)
			{
				var slis = uls[j].getElementsByTagName("a");
				var _width = uls[j].offsetWidth;
				for (var k=0; k<slis.length; k++) 
				{
					slis[k].style.width = _width - 39 + "px";
				}
			}


                }
		lis[i].onmouseout = function()
		{
			this.className = this.className.replace(new RegExp("hover"),"");
		}
	}
	
}

if (window.addEventListener)
	window.addEventListener("load", initPage, false);
else if (window.attachEvent)
	window.attachEvent("onload", initPage);