function openMovie(url, width, height)
{
    var width  = width || 640;
    var height = height || 580;
    var top = Math.ceil((screen.height - height) / 2);
    var left = Math.ceil((screen.width - width) / 2);

    var winOptions = 'width=' + width 
        + ',height=' + height 
        + ',left=' + left
        + ',top=' + top
        + ' scrollbars=no';

    w = window.open(url, "_blank", winOptions);
}

function ShowPresentation(ppt_name, width, height, title)
{
   var html = '<object id="presentation" width="' + width + '" height="' + height + '" classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" align="middle">'
            + '<param name="allowScriptAccess" value="sameDomain" />'
            + '<param name="movie" value="/resources/demo/' + ppt_name + '" />'
            + '<param name="quality" value="high" />'
            + '<param name="bgcolor" value="#ffffff" />'
            + '<param name="allowFullScreen" value="true" />'
            + '<embed src="/resources/demo/' + ppt_name + '" quality="high" bgcolor="#ffffff" width="' + width + '" height="' + height + '" name="testcommand" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.adobe.com/go/getflashplayer" allowFullScreen="true" />'
            + '</object>';

   var images = [];

   showPopup( width, height, title, html, images);
}