// JavaScript Document
var init_navigation = function(){
	var lists = getElementsByClassName('modNav');
	for(var i =0; i<lists.length; i++){
		lists[i].style.display = 'none';
	}
	var links = getElementsByClassName('modNavTrigger');
	for(var j=0;j<links.length;j++){
		links[j].onclick = function(){
			var obj = document.getElementById(this.title);
			obj.style.display = (obj.style.display=='none') ? 'block' : 'none';
			if(obj.style.display=='block'){
				var lists = getElementsByClassName('modNav');
				for(var i =0;i<lists.length;i++){
					if(lists[i]!=obj) lists[i].style.display = 'none';
				}
			}
			return false;
		};
	}
};

if(window.attachEvent){window.attachEvent('onload',init_navigation);}/*IE*/
if(window.addEventListener){window.addEventListener('load',init_navigation,false);}/*MOZILLA*/

function getElementsByClassName(className, tag, elm){
	var testClass = new RegExp("(^|\\\\s)" + className + "(\\\\s|$)");
	var tag = tag || "*";
	var elm = elm || document;
	var elements = (tag == "*" && elm.all)? elm.all : elm.getElementsByTagName(tag);
	var returnElements = [];
	var current;
	var length = elements.length;
	for(var i=0; i<length; i++){
		current = elements[i];
		if(testClass.test(current.className)){
			returnElements.push(current);
		}
	}
	return returnElements;
}