// JavaScript Document
function preloadImages() { //v3.0
  var d=document; 
 	if(d.images) {
		if(!d.MM_p) {
			d.MM_p=new Array();
		}
		var i,j=d.MM_p.length,a=preloadImages.arguments; 
		for(i=0; i<a.length; i++)
			if (a[i].indexOf("#")!=0){
				d.MM_p[j]=new Image;
				d.MM_p[j++].src=a[i];
			}
	}
}
function colourDisplay() {
	var ind = document.change.colours.selectedIndex;
	var val = document.change.colours.options[ind].value;
	var doc = location.pathname;
	
	window.location.href = doc + "?" + val;
}