function bannerimage() {
	bannerimgArray = new Array(

	"../images/topclouds/topclouds_1.jpg",
	"../images/topclouds/topclouds_2.jpg",
	"../images/topclouds/topclouds_3.jpg",
	"../images/topclouds/topclouds_4.jpg",
	"../images/topclouds/topclouds_5.jpg",
	"../images/topclouds/topclouds_6.jpg",
	"../images/topclouds/topclouds_7.jpg",
	"../images/topclouds/topclouds_8.jpg",
	"../images/topclouds/topclouds_9.jpg",
	"../images/topclouds/topclouds_10.jpg",
	"../images/topclouds/topclouds_11.jpg");

	RandomNo=Math.floor(bannerimgArray.length*Math.random());
	return bannerimgArray[RandomNo];
}

function loadtopbanner(layername) {

major = parseInt(navigator.appVersion);

	if (navigator.appName == "Netscape") {
		if (major<5) {
			document.layers[layername].document.images.topbannerimage.src=bannerimage();
		} else {
			document.images.topbannerimage.src=bannerimage();
		}
	} else {
		document.all.topbannerimage.src=bannerimage();
	}
}