code: function() {
  
                      // If the currently moused over drop down option is not disabled
                      if($(this).attr("data-disabled") === "false") {
  
                          self.listItems.removeAttr("data-active");
  
                          $(this).addClass(focusClass).attr("data-active", "");
  
                          // Sets the dropdown list indropdownidual options back to the default state and sets the focus CSS class on the currently hovered option
                          self.listItems.not($(this)).removeClass(focusClass);
  
                          $(this).addClass(focusClass);
  
                          self.currentFocus = +$(this).attr("data-id");
  
                      }
  
                  }
docs: Delegates the `mouseenter` event with the `selectBoxIt` namespace to the list items