/**
 * Creates a preview popup
 * @param string location of preview document
 * @return false
 */
function PopVideo(src, width, height, auto)
{
	if (!height)
		var height = 600;
	
	if (!width)
		var width = 800;

	var mid = calcMiddle(width, height);
	var page_height = height + 100;
	var page_width = width + 40;
	var settings = "toolbar=no, location=no, resizeable=no, menubar=no, scrollbars=no, ";
	settings += "height=" + page_height + ", width=" + page_width + ", top=" + mid[1] + ", left=" + mid[0];

	win = window.open("http://www.mynewsletterbuilder.com/video_player.php?src=" + src + "&auto=" + auto + "&h=" + height + "&w=" + width, "MNB_video", settings);
	win.window.focus();
	return false;
}

// Gets window centered on the screen
function calcMiddle(width, height) {
	var mid = [];
	mid[0] = (screen.width - width) / 2;
	mid[1] = (screen.height - height) / 2;
	
	return mid;
}