window.onload=function()  {
TWDpics();
}
 var randomTWD = 0;
var DoIt = 0;
images = new Array;
images[1] = new Image();
images[1].src = "photos/cyclades4.jpg";

function TWDpics()	{
var imgnum = images.length - 1;
do {
var randnum = Math.random();
randomTWD = Math.round((imgnum - 1) * randnum) + 1;
} while (randomTWD == DoIt);
DoIt = randomTWD;
document.ImageHolder.src = images[DoIt].src;
}