
<!-- hide this script from non-javascript-enabled browsers
// pre-cache  button state images
if (document.images) {
var receiving_up = new Image(130,110)
receiving_up.src = "/images/butt_receiving_up.png"
var receiving_over = new Image(130,110)
receiving_over.src = "/images/butt_receiving_over.png"
}
if (document.images) {
var storage_up = new Image(100,47)
storage_up.src = "/images/butt_storage_up.png"
var storage_over = new Image(100,47)
storage_over.src = "/images/butt_storage_over.png"
}
if (document.images) {
var pickup_up = new Image(66,47)
pickup_up.src = "/images/butt_pickup_up.png"
var pickup_over = new Image(66,47)
pickup_over.src = "/images/butt_pickup_over.png"
}
if (document.images) {
var pick_up = new Image(98,47)
pick_up.src = "/images/butt_pick_up.png"
var pick_over = new Image(98,47)
pick_over.src = "/images/butt_pick_over.png"
}
if (document.images) {
var cutting_up = new Image(105,47)
cutting_up.src = "/images/butt_cutting_up.png"
var cutting_over = new Image(105,47)
cutting_over.src = "/images/butt_cutting_over.png"
}
if (document.images) {
var quote_up = new Image(98,47)
quote_up.src = "/images/butt_quote_up.png"
var quote_over = new Image(98,47)
quote_over.src = "/images/butt_quote_over.png"
}
if (document.images) {
var areas_up = new Image(105,47)
areas_up.src = "/images/butt_areas_up.png"
var areas_over = new Image(105,47)
areas_over.src = "/images/butt_areas_over.png"
}
// functions that swap images
function swapimages(id,which){
	if (document.images) {
  		document.images['butt'+id].src=eval(id+"_"+which+".src");
		if (which=="over") {
			document.images['butt'+id].style.opacity="1.0";
			document.images['butt'+id].style.filter="alpha(opacity=100)";
		} else {
			document.images['butt'+id].style.opacity="0.5";
			document.images['butt'+id].style.filter="alpha(opacity=50)";
		}
	}
}

// stop hiding -->