function showCam()
    {
    var url= "http://nyctmc.org/Xopener2.asp?cam_id=26&list=yes&type=vid&server=RS3&address=(Broadway @ 46 street)";
    //var url= "http://72.149.2.107:8000/";
    img_win = window.open(url,'ttt','width=460,height=340');
    }