var LeftPic_name = new Array	
("Big/Penrith002.jpg",
"Big/Penrith003.jpg",
"Big/Penrith003.jpg",
"Big/Penrith006.jpg");

var l1 = LeftPic_name.length;

var rnd1_no = Math.floor(l1*Math.random());

function cycleLeft() {
	if (document.images) {
	document.LeftPic.src = LeftPic_name[rnd1_no]
			     }
		     }