// JavaScript Document

window.onload = function(){
	var activehref = document.getElementById('activePage').getAttribute('nav');
	var navs = document.getElementById('mainnav').getElementsByTagName('a');

	
	for (i=0; i<navs.length; i++){
		if (navs[i].getAttribute('href') == activehref){
			var el = navs[i].getElementsByTagName('img')[0];
			el.src = el.src.replace('.png', '_on.png');
		} else {
		
			navs[i].onmouseover = function(){
				var el = this.getElementsByTagName('img')[0];
				el.src = el.src.replace('.png','_on.png');
			}
			navs[i].onmouseout = function(){
				var el = this.getElementsByTagName('img')[0];
				el.src = el.src.replace('_on', '');
			}
		}
	}
	
	setTimeout(function(){
		document.getElementById('imagepreloader').innerHTML = '';
	},750);
}