function randomContent()
{
var chosenImage=new Array();
// filenames of images in this array
chosenImage[1]="/gmcWeb200701homepageWTP_1.jpg";
chosenImage[2]="/gmcWeb200701homepageWTP_2.jpg";
chosenImage[3]="/gmcWeb200701homepageWTP_3.jpg";


var getRan=Math.floor(Math.random(+1)*chosenImage.length);
if (getRan==0)
getRan=1;

document.write('<img src="../images'+chosenImage[getRan]+'" alt=\"\" width=\"539\" height=\"195\" class=\"imageBorder\" />');
}