diff --git a/src/components/ClockSignalSourceDialog.vue b/src/components/ClockSignalSourceDialog.vue
index 662f954..b1e7875 100644
--- a/src/components/ClockSignalSourceDialog.vue
+++ b/src/components/ClockSignalSourceDialog.vue
@@ -131,7 +131,10 @@
                   </q-item-section>
                   <q-item-section>
                     <q-input
-                      :disable="clock_entity.type == 2"
+                      :disable="
+                        clock_entity.type == 2 ||
+                        clock_entity.background_transparent
+                      "
                       v-model="clock_entity.background_color"
                       :rules="['anyColor']"
                     >
diff --git a/src/components/PollingTree.vue b/src/components/PollingTree.vue
index 5ba92cc..2a0a933 100644
--- a/src/components/PollingTree.vue
+++ b/src/components/PollingTree.vue
@@ -16,6 +16,20 @@
               (evt) =>
                 false && !prop.node.is_group && runPlan(prop.node.item_data)
             "
+            @click="
+              $store.commit(
+                'setSelectedPolling',
+                prop.node.is_group
+                  ? $store.state.selected_polling
+                  : prop.node.uuid
+              )
+            "
+            :style="{
+              border:
+                $store.state.selected_polling == prop.node.uuid
+                  ? '1px solid #aacceec2'
+                  : 'none',
+            }"
           >
             <q-item-section avatar>
               <q-icon
diff --git a/src/pages/LeftToolBar.vue b/src/pages/LeftToolBar.vue
index 575885a..99be206 100644
--- a/src/pages/LeftToolBar.vue
+++ b/src/pages/LeftToolBar.vue
@@ -28,7 +28,8 @@
 </template>
 
 <script lang="ts">
-import { defineComponent, ref } from "vue";
+import { defineComponent, ref, watch } from "vue";
+import { useStore } from "src/store";
 import SignalSourceTree from "src/components/SignalSourceTree.vue";
 import PollingTree from "src/components/PollingTree.vue";
 
@@ -38,8 +39,19 @@ export default defineComponent({
   components: { SignalSourceTree, PollingTree },
 
   setup() {
+    const $store = useStore();
+
     const tab_value = ref("signal_source");
 
+    $store.commit("setCurrentLeftTab", tab_value.value);
+
+    watch(
+      () => tab_value.value,
+      (n, o) => {
+        $store.commit("setCurrentLeftTab", n);
+      }
+    );
+
     return { tab_value };
   },
 });
diff --git a/src/pages/WallPage.vue b/src/pages/WallPage.vue
index f7f613f..e84d9b3 100644
--- a/src/pages/WallPage.vue
+++ b/src/pages/WallPage.vue
@@ -186,7 +186,7 @@ import Window from "src/components/Window.vue";
 import WindowRectEditDialog from "src/components/WindowRectEditDialog.vue";
 
 import { useI18n } from "vue-i18n";
-import { useStore } from "src/store";
+import { NullSignalSource, useStore } from "src/store";
 import EventBus, { EventNamesDefine } from "src/common/EventBus";
 import { WindowOpenNotifyEntity } from "src/entities/MultimediaWindowEntity";
 import WindowOtherStateChangeNotifyEntity from "src/entities/WindowOtherStateChangeNotifyEntity";
@@ -363,17 +363,35 @@ export default defineComponent({
               area_open_window_rect.value.start_y
           );
 
-          GlobalData.getInstance()
-            .getCurrentClient()
-            ?.openWindow(
-              new Protocol.OpenWindowRequestEntity(
-                $store.state.selected_signal_source,
-                start_x / wall.value.offsetWidth,
-                start_y / wall.value.offsetHeight,
-                end_x / wall.value.offsetWidth,
-                end_y / wall.value.offsetHeight
-              )
-            );
+          if ($store.state.current_left_tab == "signal_source") {
+            if ($store.state.selected_signal_source != NullSignalSource) {
+              GlobalData.getInstance()
+                .getCurrentClient()
+                ?.openWindow(
+                  new Protocol.OpenWindowRequestEntity(
+                    $store.state.selected_signal_source,
+                    start_x / wall.value.offsetWidth,
+                    start_y / wall.value.offsetHeight,
+                    end_x / wall.value.offsetWidth,
+                    end_y / wall.value.offsetHeight
+                  )
+                );
+            }
+          } else {
+            if ($store.state.selected_polling != NullSignalSource) {
+              GlobalData.getInstance()
+                .getCurrentClient()
+                ?.openPolling(
+                  new Protocol.OpenPollingRequestEntity(
+                    $store.state.selected_polling,
+                    start_x / wall.value.offsetWidth,
+                    start_y / wall.value.offsetHeight,
+                    end_x / wall.value.offsetWidth,
+                    end_y / wall.value.offsetHeight
+                  )
+                );
+            }
+          }
         }
       }
       area_open_window_flag.value = false;
diff --git a/src/store/index.ts b/src/store/index.ts
index 96fd3fc..f742a9f 100644
--- a/src/store/index.ts
+++ b/src/store/index.ts
@@ -53,7 +53,9 @@ export interface StateInterface {
   power_on_plan: string;
   fan_temp: number;
   selected_window: string;
+  current_left_tab: string;
   selected_signal_source: string;
+  selected_polling: string;
   current_running_plan: string;
   connect_list: ConnectTableEntity[];
 
@@ -279,7 +281,7 @@ export const storeKey: InjectionKey<VuexStore<StateInterface>> =
   Symbol("vuex-key");
 
 import window_color_list from "./window_color_list.js";
-const NullSignalSource =
+export const NullSignalSource =
   "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF";
 
 export default store(function (/* { ssrContext } */) {
@@ -308,8 +310,9 @@ export default store(function (/* { ssrContext } */) {
       power_on_plan: "",
       fan_temp: 0,
       selected_window: "",
-      selected_signal_source:
-        "FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF",
+      current_left_tab: "signal_source",
+      selected_signal_source: NullSignalSource,
+      selected_polling: NullSignalSource,
       current_running_plan: "",
       connect_list: [],
       modes: [],
@@ -422,9 +425,12 @@ export default store(function (/* { ssrContext } */) {
       },
       pushWindow(state: StateInterface, playload?: WindowOpenNotifyEntity) {
         if (playload) {
+          if (state.windows.find((e) => e && e.uuid == playload.uuid)) {
+            return;
+          }
           try {
             playload.client_color = window_color_list.splice(
-              Math.round(Math.random() * window_color_list.length),
+              Math.round(Math.random() * window_color_list.length - 1),
               1
             )[0];
           } catch {}
@@ -896,6 +902,11 @@ export default store(function (/* { ssrContext } */) {
       setSelectedWindow(state: StateInterface, playload?: any) {
         state.selected_window = playload;
       },
+      setCurrentLeftTab(state: StateInterface, playload?: any) {
+        if (typeof playload == "string") {
+          state.current_left_tab = playload;
+        }
+      },
       setSelectedSignalSource(state: StateInterface, playload?: any) {
         if (state.selected_signal_source == playload) {
           state.selected_signal_source = NullSignalSource;
@@ -903,6 +914,13 @@ export default store(function (/* { ssrContext } */) {
           state.selected_signal_source = playload;
         }
       },
+      setSelectedPolling(state: StateInterface, playload?: any) {
+        if (state.selected_polling == playload) {
+          state.selected_polling = NullSignalSource;
+        } else {
+          state.selected_polling = playload;
+        }
+      },
       setCurrentRunningPlan(state: StateInterface, playload?: any) {
         state.current_running_plan = playload;
       },
diff --git a/src/store/window_color_list.js b/src/store/window_color_list.js
index 7249824..1a61863 100644
--- a/src/store/window_color_list.js
+++ b/src/store/window_color_list.js
@@ -63,4 +63,68 @@ export default [
   "#1E603FAF",
   "#3EF529AF",
   "#CB7177AF",
+  "#C21817AF",
+  "#72D345AF",
+  "#1EA033AF",
+  "#6382F3AF",
+  "#735F83AF",
+  "#2AAF9BAF",
+  "#E4491EAF",
+  "#D769D9AF",
+  "#BDADE3AF",
+  "#24DE81AF",
+  "#DA454EAF",
+  "#4CED56AF",
+  "#91688DAF",
+  "#BBF360AF",
+  "#08BB79AF",
+  "#6F3E0BAF",
+  "#26BCBDAF",
+  "#ECA437AF",
+  "#94BE23AF",
+  "#FED7C7AF",
+  "#E2BF1CAF",
+  "#FDF2F1AF",
+  "#4C6CDBAF",
+  "#5E8B3CAF",
+  "#E09A78AF",
+  "#3FCD0EAF",
+  "#99C6BBAF",
+  "#D80921AF",
+  "#27072DAF",
+  "#213531AF",
+  "#7B01C9AF",
+  "#304AE5AF",
+  "#5CA05BAF",
+  "#F012B3AF",
+  "#BF7E0AAF",
+  "#FE4DB2AF",
+  "#B9416DAF",
+  "#2C015FAF",
+  "#01FD9BAF",
+  "#EB5CAEAF",
+  "#DA47BEAF",
+  "#DBEE46AF",
+  "#FBA68AAF",
+  "#58358DAF",
+  "#461298AF",
+  "#764860AF",
+  "#659F87AF",
+  "#3821AFAF",
+  "#8CACF9AF",
+  "#65E6B3AF",
+  "#78EE52AF",
+  "#4E5D30AF",
+  "#885361AF",
+  "#5CB17CAF",
+  "#5856C3AF",
+  "#C17EF9AF",
+  "#48921DAF",
+  "#543987AF",
+  "#4A3CFDAF",
+  "#294DE2AF",
+  "#A9A494AF",
+  "#1E603FAF",
+  "#3EF529AF",
+  "#CB7177AF",
 ];