rem: return results; 
context:   inGroupsOf: function(number, fillWith) {    fillWith = fillWith || null;    var results = this.eachSlice(number);    if (results.length > 0) (number - results.last().length).times(function() {      results.last().push(fillWith)    });    return results;  },
meta: 3104	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/3104/53dfa93e53bccf5af1729cbdce88cb70e1ffcca5/prototype.js/buggy/public/javascripts/prototype.js