lancewillett

/* Expanded form of a bookmarklet for extracting rev=canonical OR tinyurling a page */
(function(){
    var url=document.location;
    var links=document.getElementsByTagName('link');
    var found=0;
    for(var i = 0, l; l = links[i]; i++) {
        if (l.getAttribute('rev') == 'canonical' || (/alternate short/).exec(l.getAttribute('rel'))) {
            found=l.getAttribute('href');
            break;
        }