startList = function() {
	if (document.all&&document.getElementById) {
		navRoot = document.getElementById("main_navigation");
		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", "");
				}
			}
		}
	}
}
function resetEmail(field){
	if(!validateEmail(field)){
		field.value = '';	
	}
}
function validateEmail(field,alerttxt){
	with (field){
		apos=value.indexOf("@")
		dotpos=value.lastIndexOf(".")
		if (apos<1||dotpos-apos<2) {
			return false
		}else{
			return true
		}
	}
}
window.onload=startList;