startList = function() {
	

	if (document.all&&document.getElementById) {
		
			//alert("hi");
		navRoot = document.getElementById("nav");
		divs = navRoot.getElementsByTagName("DIV");
    var lastBtn ;
		for (i=0; i<  divs.length; i++) {
			node = divs[i];
				
		//	alert(node.nodeName+" "+node.className);
		
		  
		  
			if (node.className=="btn") {
				
				lastBtn = node;
				node.onmouseover=function() {
				
					this.className+=" btnhover"; 
				}
				node.onmouseout=function() {
					this.className=this.className.replace(" btnhover", "");
				}
			}
		}
	
		
		//alert(""+lastBtn.innerHTML);
	}
}
window.onload=startList;