var theImages = new Array()

//Random-loading images
theImages[0] = 'images/top_bar1.jpg' // replace with names of images
theImages[1] = 'images/top_bar2.jpg' // replace with names of images


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(){
if(whichImage==0){
document.write('<a href ="index.php"><img src="'+theImages[whichImage]+'" border=0 width=680 height=160></a>');
}
else if(whichImage==1){
document.write('<a href ="index.php"><img src="'+theImages[whichImage]+'" border=0 width=680 height=160></a>');
}


}