var image_list = new Array(
"http://images.art.com/images/products/small/10072000/10072463.jpg",		
"http://images.art.com/images/products/small/10086000/10086838.jpg",		
"http://images.art.com/images/products/small/10113000/10113448.jpg",		
"http://images.art.com/images/products/small/10118000/10118460.jpg",
"http://images.art.com/images/products/small/10123000/10123744.jpg",
"http://images.art.com/images/products/small/10217000/10217853.jpg",
"http://images.art.com/images/products/small/10126000/10126436.jpg"
);




function print_image_only() {
	document.write('<img border="2" src="' + image_list[nextRandom()] + '" alt="Featured Poster">');
}

function print_image_and_description() {
	var i = nextRandom();
	document.write('<a href="' +url_list[i]+ '" onClick="return checkregistered()">');
	document.write('<img border="2" src="' +image_list[i]+ '" alt="Featured Poster"><br>');
	document.write('<font face="arial, helvetica" size="2"><b>' +description_list[i]+ '</b></font></a>');
}

var selected_images = "|";

function nextRandom() {
	var n = Math.floor(Math.random()*image_list.length);
	var cnt = 0;
	
	while(selected_images.indexOf("|"+n+"|") != -1  && ++cnt < 100) {
		n = Math.floor(Math.random()*image_list.length);
	}
	
	selected_images += n + "|";
	return n;
}