whole_func_string: function(){
          var me = this,
              current = me.store.currentPage;
  
          if (me.fireEvent('beforechange', me, current) !== false) {
              me.store.loadPage(current);
          }
      }
func_code_string: function(){
          var me = this,
              current = me.store.currentPage;
  
          if (me.fireEvent('beforechange', me, current) !== false) {
              me.store.loadPage(current);
          }
      }
func_documentation_string: Refresh the current page, has the same effect as clicking the 'refresh' button.