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

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/nav_'+images[j]+'.gif';
	navImgo[j] = new Image();
	navImgo[j].src='images/nav_'+images[j]+'_live.gif';
}

function navOver(i) {
	document['navImg' + i].src = navImgo[i].src;
}

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