code: function(array, fn, scope) {
              var i = 0,
                  len = array.length;
  
              for (; i < len; i++) {
                  if (fn.call(scope || array, array[i], i)) {
                      return array[i];
                  }
              }
              return null;
          }
docs: Returns the first item in the array which elicits a true return value from the
  passed selection function.
  @param {Array} array The array to search
  @param {Function} fn The selection function to execute for each item.
  @param {Mixed} fn.item The array item.
  @param {String} fn.index The index of the array item.
  @param {Object} scope (optional) The scope (<code>this</code> reference) in which the
  function is executed. Defaults to the array
  @return {Object} The first item in the array which returned true from the selection
  function, or null if none was found.