// SCRIPT TO CYCLE IMAGES ON HOMEPAGE 

var num = 1;
function swapImg() {
        if (num == 1) {
		document ['mainImg'].src = "graphics/home/cannon.jpg";
	}
	else if (num == 2) {
		document ['mainImg'].src = "graphics/home/photo2.jpg";
                }
        else if (num == 3) {
                document ['mainImg'].src = "graphics/home/group.jpg";
                }
	else if (num == 4) {
                document ['mainImg'].src = "graphics/home/photo4.jpg";
                }
	else if (num == 5) {
                document ['mainImg'].src = "graphics/home/firingline.jpg";
                }
    	 else {
                document ['mainImg'].src = "graphics/home/photo6.jpg";
                }
        num = num + 1;
        if (num == 7) { num = 1 }
        setTimeout('swapImg()',5000);
        }