diff --git a/grid_common/grid_ui_system.c b/grid_common/grid_ui_system.c
index 2340b2e1..bfed4818 100644
--- a/grid_common/grid_ui_system.c
+++ b/grid_common/grid_ui_system.c
@@ -29,9 +29,19 @@ void grid_ui_element_system_init(struct grid_ui_element* ele) {
   grid_ui_event_init(ele, 2, GRID_PARAMETER_EVENT_MIDIRX, GRID_LUA_FNC_A_MIDIRX_short, grid_ui_system_midirx_actionstring);          // Midi Receive
   grid_ui_event_init(ele, 3, GRID_PARAMETER_EVENT_TIMER, GRID_LUA_FNC_A_TIMER_short, grid_ui_system_timer_actionstring);
 
-  ele->template_initializer = NULL;
-  ele->template_parameter_list_length = 0;
+  ele->template_initializer = &grid_ui_element_system_template_parameter_init;
+  ele->template_parameter_list_length = GRID_LUA_FNC_S_LIST_length;
 
   ele->event_clear_cb = NULL;
   ele->page_change_cb = NULL;
 }
+
+void grid_ui_element_system_template_parameter_init(struct grid_ui_template_buffer* buf) {
+
+  // printf("template parameter init\r\n");
+
+  uint8_t element_index = buf->parent->index;
+  int32_t* template_parameter_list = buf->template_parameter_list;
+
+  template_parameter_list[GRID_LUA_FNC_S_ELEMENT_INDEX_index] = element_index;
+}
diff --git a/grid_common/grid_ui_system.h b/grid_common/grid_ui_system.h
index fe62ee0f..df4b6d30 100644
--- a/grid_common/grid_ui_system.h
+++ b/grid_common/grid_ui_system.h
@@ -8,10 +8,22 @@
 
 void grid_ui_element_system_init(struct grid_ui_element* ele);
 
+void grid_ui_element_system_template_parameter_init(struct grid_ui_template_buffer* buf);
+
+#define GRID_LUA_FNC_S_ELEMENT_INDEX_index 0
+#define GRID_LUA_FNC_S_ELEMENT_INDEX_helper "0"
+#define GRID_LUA_FNC_S_ELEMENT_INDEX_short "ind"
+#define GRID_LUA_FNC_S_ELEMENT_INDEX_human "element_index"
+
+#define GRID_LUA_FNC_S_LIST_length 1
+
 // System init function
 #define GRID_LUA_SYS_META_init                                                                                                                                                                         \
   "system_meta = { __index = { \
   \
+  " GRID_LUA_FNC_S_ELEMENT_INDEX_short "=function (self,a) return "                                                                                                                                    \
+  "gtv(self.index, " GRID_LUA_FNC_S_ELEMENT_INDEX_helper ", a) end, \
+  \
   " GRID_LUA_FNC_A_INIT_short " = function (self) print('undefined action') end, \
   " GRID_LUA_FNC_A_MAPMODE_short " = function (self) print('undefined action') end,\
   " GRID_LUA_FNC_A_MIDIRX_short " = function (self) print('undefined action') end,\