startList = function() {
	var node = document.getElementById('left_menu');
	var subNodes = node.getElementsByTagName('LI');
	for ( j = 0 ; j < subNodes.length ; j++ ) {
		if ( subNodes[j].className != 'has_submenu' ) continue;
		subNodes[j].onmouseover = overli;
		subNodes[j].onmouseout = outli;
	}
	init();
}
function overli() {
	this.className += " lihover";
}
function outli() {
	this.className = this.className.replace(new RegExp("lihover\\b"), "");
}
window.onload = startList;