function init() {
	var menuItems = document.getElementById('inner').childNodes;
	isIE6 = /msie|MSIE 6/.test(navigator.userAgent);
	for(i=0;i < menuItems.length;i++) {
		if(menuItems[i].title) {
			if(menuItems[i].title == white_space(currentPage)) {
				if (isIE6) {
				
				
				  menuItems[i].filters(0).src = "/images/menu_"+ menuItems[i].id +"_on.png";
				
				
				} else {
					menuItems[i].style.backgroundImage = "url(/images/menu_"+ menuItems[i].id +"_on.png)";
				}
			}
		}
	}
}

function white_space(field)
{
     field = (field).replace(/^\s*|\s*$/g,'');
	 return field;
}


window.onload = init;