var image1 = "<IMG SRC=\"../images/printshop_abuse.gif\" ALT=\"Sick of the Abuse poster\" WIDTH=\"173\" BORDER=\"1\">";
var image2 = "<IMG SRC=\"../images/printshop_dance.gif\" ALT=\"Dance and Revolution poster\" WIDTH=\"173\" BORDER=\"1\">";
var image3 = "<IMG SRC=\"../images/printshop_janitors.gif\" ALT=\"Janitors of Anarchy poster\" WIDTH=\"173\" BORDER=\"1\">";
var image4 = "<IMG SRC=\"../images/printshop_stout.gif\" ALT=\"ABC Brew Collective Wingnut Stout poster\" WIDTH=\"173\" BORDER=\"1\">";

var NoImages = 4;
day = new Date();
seed = day.getTime();
RandNumber = parseInt(((seed - (parseInt(seed/1000,10) * 1000))/10)/100*NoImages + 1,10);

if (RandNumber == (1)){
document.write(image1);  
}

if (RandNumber == (2)){
document.write(image2);  
}

if (RandNumber == (3)){
document.write(image3);  
}

if (RandNumber == (4)){
document.write(image4);  
}