var navImageNames = new Array(
	'associates',
	'buying',
	'careers',
	'contact',
	'reos',
	'selling',
	'shortsale'
);
var navImages = new Array();
for (var i = 0; i < navImageNames.length; i++) {
	navImages[navImageNames[i]] = new Image();
	navImages[navImageNames[i]].src = 'images/btn-'+navImageNames[i]+'-over.gif';
}
function swapNav(imgName) {
	if (document.getElementById) {
		document.getElementById('btn-'+imgName).src = (document.getElementById('btn-'+imgName).src.indexOf('over') >= 0) ? 'images/btn-'+imgName+'.gif' : 'images/btn-'+imgName+'-over.gif';
	}
}