function toggle(element) {
 var obj = document.getElementById(element);
 if (obj.style.display == "none")
  {
   obj.style.display = "block";
  }
 else
  {
   obj.style.display = "none";
  }
}

function classVideo(sid, cid,vid,video){
	var divname = 'showvideo_' + vid;
        var pars = 'SID=' + sid + '&ClassID=' + cid + '&' + 'VID=' + vid + '&' + 'Video=' +video;
        var myAjax = new Ajax.Updater(divname, 'http://sewing.patternreview.com/cgi-bin/ajax/displayvideos.pl', {method: 'get', parameters: pars });

}