var launchedvideo="no"
function launchVideo(whichone) {
selection=whichone;
if (launchedvideo=="yes") {videowindow.close();} else {}
videowindow=window.open(''+selection+'','videowindow','height=240,width=300,scrolling=no,status=no,toolbar=no,address=no,resizable=yes');launchedvideo="yes"}