Add coverage

tools/telemetry/third_party/coverage/doc/sample_html/jquery.isonscreen.js

 /* Copyright (c) 2010
  * @author Laurence Wheway
  * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
  * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
  *
  * @version 1.2.0
  */
 (function($) {
         jQuery.extend({
                 isOnScreen: function(box, container) {
@@ skipping 33 matching lines @@
                 }
 
                 if(     $(this).offset().left+$(this).width()-container.left > 0 &&
                         $(this).offset().left < container.width+container.left &&
                         $(this).offset().top+$(this).height()-container.top > 0 &&
                         $(this).offset().top < container.height+container.top
                 ) return true;
                 return false;
         }
 })(jQuery);