/* Begin code of preview3.js */

	function prevyes() {

		setTimeout("setvis1()", 2000);
		setTimeout("setvis2()", 2000);

	}

		function setvis1() {
			document.getElementById('popshad').style.visibility = "visible";
		}

		function setvis2() {
			document.getElementById('popup').style.visibility = "visible";
		}

	function prevno() {
		document.getElementById('popup').style.visibility = "hidden";
		document.getElementById('popshad').style.visibility = "hidden";
	}