var W3CDOM = (document.createElement && document.getElementsByTagName);
var imgsnavigatie = new Array();
var mouseovernav = new Array();
var mouseoutnav = new Array();
window.onload = init;
var selectcheck;

function navmouseover(){
this.src = mouseovernav[this.numbernav].src;
}

function navmouseout(){
this.src = mouseoutnav[this.numbernav].src;
}


//onload functie
function init() {

	if (!W3CDOM) return;

	Image1= new Image()
	Image1.src = "/static/gfx/leesverder.gif"
	Image2= new Image()
	Image2.src = "/static/gfx/bullet_list.gif"
	Image3= new Image()
	Image3.src = "/static/gfx/bullet_menu.gif"

	var navigatieid = document.getElementById('topMenu');
	var imgsnavigatie = navigatieid.getElementsByTagName('img');

	for (var i=0; i < imgsnavigatie.length; i++) {
		if (imgsnavigatie[i].name != "")
		{
			imgsnavigatie[i].onmouseover = navmouseover;
			imgsnavigatie[i].onmouseout = navmouseout;		
			var sc = imgsnavigatie[i].src;
			var suffix = imgsnavigatie[i].src.substring(imgsnavigatie[i].src.lastIndexOf('.'));
	
			mouseoutnav[i] = new Image();
			mouseoutnav[i].src = imgsnavigatie[i].src;
			mouseovernav[i] = new Image();
			if (sc.substring(sc.length-10) != 'select.gif')
			{ 
				mouseovernav[i].src = imgsnavigatie[i].src.substring(0,imgsnavigatie[i].src.lastIndexOf('_')) + "_over" + suffix;								
			}
			else
			{
				mouseovernav[i].src = imgsnavigatie[i].src.substring(0,imgsnavigatie[i].src.lastIndexOf('_')) + "_select" + suffix;				
			}
			imgsnavigatie[i].numbernav = i;
		}
	}
}