function load_dropdown_menus() {
	if ((document.all || navigator.userAgent.match(/i(pod|pad|phone)/i)) && document.getElementById) {
		li = document.getElementsByTagName('li');
		for (i=0; i<li.length; i++) {
			li.item(i).onmouseover=function() {
				this.className+=" over";
			}
			li.item(i).onmouseout=function() {
				this.className=this.className.replace(" over", "");
			}
		}
		ul = document.getElementsByTagName('ul');
		for (i=0; i<ul.length; i++) {
			ul.item(i).onmouseover=function() {
				this.className+=" over";
			}
			ul.item(i).onmouseout=function() {
				this.className=this.className.replace(" over", "");
			}
		}
	}
}
window.onload = function() {
	load_dropdown_menus();
}