var theImages = new Array()

//Random-loading images
theImages[0] = '../images/entranceimages/UMHentrance11.png' 
theImages[1] = '../images/entranceimages/UMHentrance21.png' 
theImages[2] = '../images/entranceimages/UMHentrance51.png' 
theImages[3] = '../images/entranceimages/UMHentrance61.png' 

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 ="#"><img src="'+theImages[whichImage]+'" border=0 width=600 height=230></a>');
}
else if(whichImage==1){
document.write('<a href ="#"><img src="'+theImages[whichImage]+'" border=0 width=600 height=230></a>');
}
else if(whichImage==2){
document.write('<a href ="#"><img src="'+theImages[whichImage]+'" border=0 width=600 height=230></a>');
}
else if(whichImage==3){
document.write('<a href ="#"><img src="'+theImages[whichImage]+'" border=0 width=600 height=230></a>');
}
}