function attachLiListeners() {
	lis = document.getElementsByTagName("li");
	for(i = 0; i != lis.length; ++i) {
		if (lis[i].className == "liarticle-bold"){
			if(lis[i].attachEvent) {
				lis[i].attachEvent('onmouseover', addUnderline);
				lis[i].attachEvent('onmouseout', removeUnderline);
			} else {
				lis[i].addEventListener('mouseover', addUnderline, false);
				lis[i].addEventListener('mouseout', removeUnderline, false);
			}
		}
	}
}
function addUnderline(e) {
	if(window.event) {
		window.event.srcElement.style.textDecoration = "underline";
	} else {
		e.target.style.textDecoration = "underline";
	}
}
function removeUnderline(e) {
	if(window.event) {
		window.event.srcElement.style.textDecoration = "none";	
	} else {
		e.target.style.textDecoration = "none";	
	}
}