function change_image(path, path_pop){
	var imgDest = document.getElementById('img');
	var imgSrc = path;
	imgDest.setAttribute("src", imgSrc);
	
	var popDest = document.getElementById('pop_up');
	var popSrc = path_pop;
	popDest.setAttribute("href", "javascript:openPop('pop_up.php?pic="+popSrc+"', 520, 360, 'yes')");
}

function openPop(url, width, height, scroll) {
	var isMSIE = (navigator.appName == "Microsoft Internet Explorer");
	var x = parseInt(screen.width / 2.0) - (width / 2.0);
	var y = parseInt(screen.height / 2.0) - (height / 2.0);
	//scroll = "no";
	if (isMSIE) {
		// Pesky MSIE + XP SP2
		width += 35;
		height += 55;
	}

	var win = window.open(url, "Portfolio", "top=" + y + ",left=" + x + ",scrollbars="+ scroll +",modal=yes,width=" + width + ",height=" + height + ",resizable=no");
	win.focus();
}