// JavaScript Document

startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("main_nav");
		for (i=0; i<navRoot.childNodes.length; i++) {
			
			node = navRoot.childNodes[i];
			if (node.nodeName=="LI") {
				node.onmouseover=function() {
					this.className+=" over";
	  		}
	  		node.onmouseout=function() {
		  		this.className=this.className.replace(" over", "");
		   	}
	  	}
	  }
	}
}
window.onload=startList;

var timer;

function over(){
	document.getElementById('second').style.display='block';
	clearTimeout(timer);
}


function out(){
	timer=setTimeout('hide();', 500);
}

function hide(){
	document.getElementById('second').style.display='none';
}