function playVideo(windowName, windowUri,windowHeight, windowWidth)
{
    var centerWidth = (window.screen.width - windowWidth) / 2;
    var centerHeight = (window.screen.height - windowHeight) / 2;

    newWindow = window.open(windowUri, windowName, 'resizable=1,width=' + windowWidth + 
        ',height=' + windowHeight + 
        ',left=' + centerWidth + 
        ',top=' + centerHeight+ "scrollbars=no, status=no, titlebar=no, toolbar=no");

    newWindow.focus();
	
    return newWindow.name;
}