var videoWin;

function launchVideo(videoID) {
    videoWin = window.open('VideoPlayer.aspx?VideoID=' + videoID, 'videoWin', 'width=680,height=550');
}
function launchTestVideo() {
    launchVideo("4790434900536644959");
}
function launchTestVideo2() {
    launchVideo("-2393135947243610510");
}