function init() {
	// sólo para IE
	if(document.body.currentStyle){
		var subs = document.getElementsByName('submenu');
		for(var i=0; i<subs.length; i++) {
			var li = subs[i].parentNode;
			if(li && li.lastChild.style) {
				li.onmouseover = function() {
					this.lastChild.style.visibility = 'visible';
          this.firstChild.className = "seleccionado";
				}
				li.onmouseout = function() {
					this.lastChild.style.visibility = 'hidden';
          this.firstChild.className = "";
				}
			}
		}

		// http://www.mister-pixel.com/
		try {
		  document.execCommand("BackgroundImageCache", false, true);
		} catch(err) {}
	}
}
window.onload=init;