Google Bookmark Bookmarklet || page title => title || page meta description => annotation || text selection => concat to annotation

gistfile1.js

javascript: (function () {
  function document_description() {
    var description = '',
      selection = '';
    var metas = document.getElementsByTagName('meta');
    if (metas) {
      for (var x = 0, y = metas.length; x < y; x++) {
        if (metas[x].name.toLowerCase() == "description") {
          description += metas[x].content;
        }
      }
    }
    selection = window.getSelection().toString();
    if (!selection.length) {
      selection = '';
    }

    if (!description.length) {
      description = '';
    } else {
      if (selection.length) {
        description += ' ### ';
      }
    }

    return encodeURIComponent(description + selection);
  }
  var a = window,
    b = document,
    c = encodeURIComponent,
    d = a.open("http://www.google.com/bookmarks/mark?op=edit&output=popup&bkmk=" + c(b.location) + "&title=" + c(b.title) + "&annotation=" + document_description(), "bkmk_popup", "left=" + ((a.screenX || a.screenLeft) + 10) + ",top=" + ((a.screenY || a.screenTop) + 10) + ",height=420px,width=550px,resizable=1,alwaysRaised=1");
  a.setTimeout(function () {
    d.focus()
  }, 300)
})();