function inbtwn(a,b,c){
    try{
        var a1 = a.split(b);
        var a2 = a1[1].split(c);
        return a2[0];
    }
    catch(err){
        return '';
    }
}
function inbtwn2(a,b,c){
    try{
        var a1 = a.split(b);
        var a2 = a1[2].split(c);
        return a2[0];
    }
    catch(err){
        return '';
    }
}
var src = document.body.innerHTML.toString();
if(window.location.toString().toLowerCase().match('youtube.com/')){
    var v = inbtwn(src, 'video_id=', '&');
    var t = inbtwn(src, '&t=', '&');
    var fl = inbtwn(src, '&fmt_list=', '&');
    var title = inbtwn2(src, 'title=%22', '%22');
    if(title == ''){
        title = inbtwn(src, '%3Ch1 id=%22vt%22%3E', '%3C');
    };
}