<!-- Beginvar theImages = new Array() theImages[0] = 'images/tell-a-friend/tell-a-friend-banner.gif'theImages[1] = 'images/tell-a-friend/tell-a-friend-banner2.gif'theImages[2] = 'images/tell-a-friend/tell-a-friend-banner3.gif'theImages[3] = 'images/tell-a-friend/tell-a-friend-banner4.gif'var j = 0var p = theImages.length;var preBuffer = new Array()for (i = 0; i < p; i++){   preBuffer[i] = new Image()   preBuffer[i].src = theImages[i]}var whichImage = Math.round(Math.random()*(p-1));function showImage(){document.write('<img src="'+theImages[whichImage]+'">');}//  End -->