// JavaScript Document
//main navigation 
mainNavHover  = function() {
	if ($('mainNav')){
		var className = 'hover';
		var pattern = new RegExp('(^|\\s+)' + className + '(\\s+|$)');
		
		var lis = $('mainNav').getElementsByTagName("LI");
		for (var i=0; i<lis.length; i++) {
			if (lis[i].id !='homeLink') {
				lis[i].onmouseover=function() {
					//this.className="hover";
					this.className = this.className += ' ' + className;
				}
				lis[i].onmouseout=function() {
					//this.className="";
					this.className = this.className.replace(pattern, ' ');
				}
			}
		}
	}
}



Event.observe(window, 'load', mainNavHover);