	<!-- (hide script from old browsers...)
	if (document.images) {	// for browsers which support image objects...
		buhome = new Image
		bdhome = new Image
		bucats = new Image
		bdcats = new Image
		buclocks = new Image
		bdclocks = new Image
		buhouse = new Image
		bdhouse = new Image
		bumisc = new Image
		bdmisc = new Image
		bublank = new Image
		bdblank = new Image
		bdhome.src = "images/bdhome.gif"
		buhome.src = "images/buhome.gif"
		bucats.src = "images/bucats.gif"
		bdcats.src = "images/bdcats.gif"
		buclocks.src = "images/buclocks.gif"
		bdclocks.src = "images/bdclocks.gif"
		buhouse.src = "images/buhouse.gif"
		bdhouse.src = "images/bdhouse.gif"
		bumisc.src = "images/bumisc.gif"
		bdmisc.src = "images/bdmisc.gif"
		bublank.src = "images/bu.gif"
		bdblank.src = "images/bd.gif"
	} else {	// for older browsers which don't support image objects...
		buhome = ""
		bdhome = ""
		bucats = ""
		bdcats = ""
		buclocks = ""
		bdclocks = ""
		buhouse = ""
		bdhouse = ""
		bumisc = ""
		bdmisc = ""
		bublank = ""
		bdblank = ""
		document.catsBtn = ""
	}	
	// (end hiding script from old browsers) -->