var theLogos = new Array();

theLogos[0] = 'themes/stadiadirectory/images/stadiadirectory_logo001.png';
theLogos[1] = 'themes/stadiadirectory/images/stadiadirectory_logo002.png';

var numberofimages = theLogos.length;

var preBuffer = new Array();
for (i = 0; i < numberofimages; i++){
   preBuffer[i] = new Image()
   preBuffer[i].src = theLogos[i]
}

var randomImage = Math.round(Math.random()*(numberofimages-1));

function showLogo(){
	document.write('<a href="http://www.stadiadirectory.com/"><img src="'+theLogos[randomImage]+'" /></a>');
}