function fix() {
	if (navigator.appName.toLowerCase() == "opera") {
		// Opera browser only
		var uls = document.getElementsByTagName("ul");
		for (var i=0; i < uls.length; i++){
			if (uls[i].id =="menu" || uls[i].parentNode.parentNode.id == "menu") {
				var ul = uls[i];
				// fix the :last-child property in #menu & it`s children
				ul.lastChild.previousSibling.style.borderBottomWidth = "0";
			}
		}
	}
}
window.onload = fix;