try {document.execCommand("BackgroundImageCache", false, true);} catch(err) {}

var Pic = new Array();
Pic[0] = 'images/footer_bg.jpg'
Pic[1] = 'images/wrap_bg.gif'

var p = Pic.length;

var preLoad = new Array();
for (r = 0; r < p; r++){
   preLoad[r] = new Image();
   preLoad[r].src = Pic[r];
}

images = new Array();
images[0]='home'
images[1]='used'
images[2]='specials'
images[3]='credit'
images[4]='trade'
images[5]='about'
images[6]='contact'

var j=0;
var navImg = new Array;
var navImgo = new Array;
for(j=0; j<images.length; j++) 
{
	navImg[j] = new Image();
	navImg[j].src='images/navtop_'+images[j]+'.gif';
	navImgo[j] = new Image();
	navImgo[j].src='images/navtop_'+images[j]+'_live.gif';
}

function navOver(i) {
	document.getElementById("nav"+i).src = navImgo[i].src;
}

function navOff(i) {
	document.getElementById("nav"+i).src = navImg[i].src;
}

function initNav() {
	var x = [];
	for(var i=0;i<images.length;i++)
	{
		x[i] = document.getElementById("nav"+i);
		if(x[i]){
			x[i].onmouseover = function () {navOver(this.id.substr(3))}
			x[i].onmouseout = function () {navOff(this.id.substr(3))}
		}
	}
}