function initMain(){
	var sets = document.getElementsByTagName("div");
	for (var i = 0; i < sets.length; i++){
		if (sets[i].className.indexOf("nav") != -1){
			var _lis = sets[i].getElementsByTagName("li");
			var _a = sets[i].getElementsByTagName("a");
			for (var j = 0; j < _lis.length; j++) {
				if (_lis[j].className.indexOf("active") != -1) {
					_lis[j].parentNode.className +=_lis[j].getElementsByTagName("a")[0].rel;
				}
				for (var k=0; k<_a.length; k++){
					_a[k].onmouseover = function(){
						this.parentNode.parentNode.className += (" " + this.rel + "-hover");
					}
					_a[k].onmouseout = function(){
						this.parentNode.parentNode.className = this.parentNode.parentNode.className.replace(" " + this.rel + "-hover","");
					}
				}
			}
		}
	}
}

if (window.addEventListener) window.addEventListener("load", initMain, false);
else if (window.attachEvent) window.attachEvent("onload", initMain);