diff --git a/package-lock.json b/package-lock.json
index cbe89a0..121c9a4 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8,6 +8,7 @@
       "name": "rdt-editor",
       "version": "5.0",
       "dependencies": {
+        "@vicons/ionicons5": "^0.12.0",
         "ace-code": "^1.32.8",
         "md5": "^2.3.0",
         "naive-ui": "^2.38.1",
@@ -1737,6 +1738,11 @@
       "integrity": "sha512-zuVdFrMJiuCDQUMCzQaD6KL28MjnqqN8XnAqiEq9PNm/hCPTSGfrXCOfwj1ow4LFb/tNymJPwsNbVePc1xFqrQ==",
       "dev": true
     },
+    "node_modules/@vicons/ionicons5": {
+      "version": "0.12.0",
+      "resolved": "https://registry.npmjs.org/@vicons/ionicons5/-/ionicons5-0.12.0.tgz",
+      "integrity": "sha512-Iy1EUVRpX0WWxeu1VIReR1zsZLMc4fqpt223czR+Rpnrwu7pt46nbnC2ycO7ItI/uqDLJxnbcMC7FujKs9IfFA=="
+    },
     "node_modules/@vitejs/plugin-vue": {
       "version": "5.0.4",
       "resolved": "https://registry.npmjs.org/@vitejs/plugin-vue/-/plugin-vue-5.0.4.tgz",
diff --git a/package.json b/package.json
index f82ab06..91c87ce 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "lint": "eslint --ext .ts,.vue src"
   },
   "dependencies": {
+    "@vicons/ionicons5": "^0.12.0",
     "ace-code": "^1.32.8",
     "md5": "^2.3.0",
     "naive-ui": "^2.38.1",
diff --git a/src/components/BSMap/BSCell.vue b/src/components/BSMap/BSCell.vue
index f38b110..02fec23 100644
--- a/src/components/BSMap/BSCell.vue
+++ b/src/components/BSMap/BSCell.vue
@@ -1,9 +1,13 @@
 <template>
   <BSSelectable v-slot="{ selectable }" :focused="props.focused">
-    <div :class="[selectable, $style.cell]" :title="props.src" :style="style" @click="() => emit('select')">
-      <BSIcon v-for="(icon, index) in (parts?.icons || [])" :key="index" :class="$style.icon" :src="icon"
-        @ratio="(ratio: number) => updateRatio(index, ratio)" />
-    </div>
+    <BSPopover v-model:show="popoverShown" :row="0" :offset="0" :ratio="ratio" :icons="parts?.icons || []"
+      :params="parts?.params" @select="(offset, length) => emit('select', offset, length)">
+      <div :class="[selectable, $style.cell]" :style="style" @click="() => emit('select', 0, props.src.length)"
+        @click.right.prevent="handleRightClick">
+        <BSIcon v-for="({ part }, index) in (parts?.icons || [])" :key="index" :class="$style.icon" :src="part"
+          @ratio="(ratio: number) => updateRatio(index, ratio)" />
+      </div>
+    </BSPopover>
   </BSSelectable>
 </template>
 
@@ -16,9 +20,11 @@ import {
   ref,
 } from 'vue';
 
+import splitWithOffset from '@/utils/splitWithOffset';
 import styleFromParams from '@/utils/styleFromParams';
 
 import BSSelectable from './BSSelectable.vue';
+import BSPopover from './BSPopover.vue';
 import BSIcon from './BSIcon.vue';
 
 const props = defineProps<{
@@ -27,7 +33,7 @@ const props = defineProps<{
 }>();
 
 const emit = defineEmits<{
-  (e: 'select'): void;
+  (e: 'select', offset: number, length: number): void;
 }>();
 
 const ratio = ref(1);
@@ -35,9 +41,13 @@ const ratio = ref(1);
 const parts = computed(() => {
   if (!props.src) return;
 
-  const [nonParam, ...params] = props.src.trim().split('!_');
+  const match = props.src.match(/^( *)([^ ]+)( *)$/);
+  const leading = (match?.[1] || '').length;
+  const nonSpace = match?.[2] || props.src;
+
+  const [nonParam, ...params] = nonSpace.split('!_');
   const [nonLink, ...links] = nonParam.split('!@');
-  const icons = nonLink.split('!~').filter((icon) => !!icon);
+  const icons = splitWithOffset(nonLink, '!~', leading).filter(({ part }) => !!part);
 
   return { icons, links, params };
 });
@@ -47,6 +57,13 @@ const style = computed(() => ({
   '--bs-map-cell-ratio': (ratio.value == 1 ? undefined : ratio.value),
 }) as CSSProperties);
 
+const popoverShown = ref(false);
+
+function handleRightClick(): void {
+  popoverShown.value = true;
+  emit('select', 0, props.src.length);
+}
+
 function updateRatio(layer: number, newRatio: number): void {
   if (layer == 0) {
     // Only ratio of the first icon affects the cell
diff --git a/src/components/BSMap/BSPopover.vue b/src/components/BSMap/BSPopover.vue
new file mode 100644
index 0000000..ed42dfd
--- /dev/null
+++ b/src/components/BSMap/BSPopover.vue
@@ -0,0 +1,78 @@
+<template>
+  <n-dropdown show-arrow trigger="manual" placement="right" :disabled="!enabled" :show="show" :options="options"
+    :render-icon="renderIcon" :render-label="renderLabel" @select="onSelect" @clickoutside="onClickOutside">
+    <slot />
+  </n-dropdown>
+</template>
+
+<script lang="ts" setup>
+import {
+  type VNode,
+  computed,
+  defineEmits,
+  defineProps,
+  h,
+} from 'vue';
+
+import {
+  type DropdownOption,
+  NDropdown,
+} from 'naive-ui';
+
+import BSPopoverIcon from './BSPopoverIcon.vue';
+import BSPopoverLabel from './BSPopoverLabel.vue';
+
+const props = defineProps<{
+  row: number;
+  offset: number;
+  ratio: number;
+  icons: {
+    part: string;
+    offset: number;
+  }[];
+  params: string[] | undefined;
+}>();
+
+const emit = defineEmits<{
+  (e: 'select', offset: number, length: number): void;
+}>();
+
+const show = defineModel<boolean>('show');
+
+type BSCellPopoverOption = DropdownOption & {
+  offset: number;
+};
+
+const enabled = computed(() => props.icons.length > 0);
+
+const options = computed(() => props.icons.map(({ part, offset }) => ({
+  label: part,
+  key: `${offset}_${part}`,
+  offset: offset,
+} as BSCellPopoverOption)));
+
+function renderLabel(option: DropdownOption): VNode {
+  return h(BSPopoverLabel, {
+    src: option.label as string,
+  });
+}
+
+function renderIcon(option: DropdownOption): VNode {
+  return h(BSPopoverIcon, {
+    src: option.label as string,
+    ratio: props.ratio,
+    params: props.params?.[0],
+  });
+}
+
+function onSelect(_key: string, option: DropdownOption): void {
+  const { label, offset } = option as BSCellPopoverOption;
+  const src = (label as string).split('__')[0];
+  emit('select', offset, src.length);
+  show.value = false;
+}
+
+function onClickOutside(): void {
+  show.value = false;
+}
+</script>
diff --git a/src/components/BSMap/BSPopoverIcon.vue b/src/components/BSMap/BSPopoverIcon.vue
new file mode 100644
index 0000000..1692242
--- /dev/null
+++ b/src/components/BSMap/BSPopoverIcon.vue
@@ -0,0 +1,35 @@
+<template>
+  <div :class="$style.cell" :style="style">
+    <BSIcon :src="props.src" />
+  </div>
+</template>
+
+<script lang="ts" setup>
+import { type CSSProperties, computed, defineProps } from 'vue';
+
+import styleFromParams from '@/utils/styleFromParams';
+
+import BSIcon from './BSIcon.vue';
+
+const props = defineProps<{
+  src: string;
+  ratio: number | undefined;
+  params: string | undefined;
+}>();
+
+const style = computed(() => ({
+  ...styleFromParams(props.params, true),
+  '--bs-map-cell-ratio': (props.ratio == 1 ? undefined : props.ratio),
+}) as CSSProperties);
+</script>
+
+
+<style lang="scss" module>
+.cell {
+  --bs-map-size: 20;
+  width: calc(var(--bs-map-size) * var(--bs-map-cell-ratio, 1) * 1px);
+  height: calc(var(--bs-map-size) * 1px);
+  line-height: calc(var(--bs-map-size) * 1px);
+  border: 1px solid #ddd;
+}
+</style>
diff --git a/src/components/BSMap/BSPopoverLabel.vue b/src/components/BSMap/BSPopoverLabel.vue
new file mode 100644
index 0000000..d23baac
--- /dev/null
+++ b/src/components/BSMap/BSPopoverLabel.vue
@@ -0,0 +1,55 @@
+<template>
+  <div :class="$style.item">
+    <div :class="$style.name">{{ src }}</div>
+    <n-button v-if="isIcon" :class="$style.open" quaternary block @click.stop="onClick">
+      <n-icon>
+        <OpenOutline />
+      </n-icon>
+    </n-button>
+  </div>
+</template>
+
+<script lang="ts" setup>
+import { computed, defineProps } from 'vue';
+
+import { NButton, NIcon } from 'naive-ui';
+import { OpenOutline } from '@vicons/ionicons5';
+
+const props = defineProps<{
+  src: string;
+}>();
+
+const src = computed(() => props.src.split('__')[0]);
+const isIcon = computed(() => !props.src.includes('*'));
+
+function onClick(): void {
+  window.open(`https://commons.wikimedia.org/wiki/File:BSicon_${src.value}.svg`);
+}
+</script>
+
+<style lang="scss" module>
+.item {
+  display: flex;
+  width: auto;
+  margin-right: calc(var(--n-option-suffix-width) * -1 + 2px);
+
+  .name {
+    flex: 1 1 auto;
+    user-select: none;
+    font-family: monospace;
+    margin-right: 16px;
+  }
+
+  .open {
+    flex: 0 0 20px;
+    opacity: 0;
+    transition: opacity 200ms;
+  }
+
+  &:hover {
+    .open {
+      opacity: 1;
+    }
+  }
+}
+</style>
diff --git a/src/components/BSMap/BSRow.vue b/src/components/BSMap/BSRow.vue
index 04b5232..770c0df 100644
--- a/src/components/BSMap/BSRow.vue
+++ b/src/components/BSMap/BSRow.vue
@@ -2,11 +2,11 @@
   <div :class="$style.row">
     <div :class="$style.cells" :style="rowStyle">
       <BSCell v-for="({ part, offset }, index) in cells" :key="index" :src="part"
-        :focused="isFocused(offset, part.length)" @select="() => emit('select', offset, part.length)" />
+        :focused="isFocused(offset, part.length)" @select="(o, length) => emit('select', offset + o, length)" />
     </div>
     <div :class="$style.texts">
       <BSText v-for="({ part, offset, align }, index) in  texts" :key="index" :src="part" :align="align"
-        :focused="isFocused(offset, part.length)" @select="() => emit('select', offset, part.length)" />
+        :focused="isFocused(offset, part.length)" @select="(o, length) => emit('select', offset + o, length)" />
     </div>
   </div>
 </template>
diff --git a/src/components/BSMap/BSText.vue b/src/components/BSMap/BSText.vue
index 2db86ef..f71762a 100644
--- a/src/components/BSMap/BSText.vue
+++ b/src/components/BSMap/BSText.vue
@@ -1,6 +1,7 @@
 <template>
   <BSSelectable v-slot="{ selectable }" :focused="props.focused">
-    <div :class="[selectable, $style.text]" :data-align="align" :title="props.src" @click="() => emit('select')">
+    <div :class="[selectable, $style.text]" :data-align="align" :title="props.src"
+      @click="() => emit('select', 0, props.src.length)">
       {{ props.src }}
     </div>
   </BSSelectable>
@@ -18,7 +19,7 @@ const props = defineProps<{
 }>();
 
 const emit = defineEmits<{
-  (e: 'select'): void;
+  (e: 'select', offset: number, length: number): void;
 }>();
 </script>