misc fixes

ext/bg/js/templates.js

@@ -302,7 +302,7 @@ templates['kanji.html'] = template({"1":function(container,depth0,helpers,partia
 
   return "            <a href=\"#\" title=\"Add Kanji\" class=\"action-add-note pending disabled\" data-mode=\"kanji\" data-index=\""
     + container.escapeExpression(((helper = (helper = helpers.index || (data && data.index)) != null ? helper : helpers.helperMissing),(typeof helper === "function" ? helper.call(depth0 != null ? depth0 : {},{"name":"index","hash":{},"data":data}) : helper)))
-    + "\"><img src=\"/mixed/img/add_kanji.png\"></a>\n";
+    + "\"><img src=\"/mixed/img/add-kanji.png\"></a>\n";
 },"4":function(container,depth0,helpers,partials,data) {
     var stack1;
 

ext/fg/js/util.js

@@ -119,8 +119,17 @@ function docImposterHide() {
 }
 
 function docRangeFromPoint(point, imposter) {
-    if (!document.elementFromPoint) {
+    const element = document.elementFromPoint(point.x, point.y);
-        document.elementFromPoint = (x, y) => {
+    if (element !== null) {
+        if (element.nodeName === 'IMG' || element.nodeName === 'BUTTON') {
+            return new TextSourceElement(element);
+        } else if (imposter && (element.nodeName === 'INPUT' || element.nodeName === 'TEXTAREA')) {
+            docImposterCreate(element);
+        }
+    }
+
+    if (!document.caretRangeFromPoint) {
+        document.caretRangeFromPoint = (x, y) => {
             const position = document.caretPositionFromPoint(x,y);
             if (position === null) {
                 return null;
@@ -133,15 +142,6 @@ function docRangeFromPoint(point, imposter) {
         };
     }
 
-    const element = document.elementFromPoint(point.x, point.y);
-    if (element !== null) {
-        if (element.nodeName === 'IMG' || element.nodeName === 'BUTTON') {
-            return new TextSourceElement(element);
-        } else if (imposter && (element.nodeName === 'INPUT' || element.nodeName === 'TEXTAREA')) {
-            docImposterCreate(element);
-        }
-    }
-
     const range = document.caretRangeFromPoint(point.x, point.y);
     if (range !== null) {
         docImposterHide();

tmpl/kanji.html

@@ -2,7 +2,7 @@
 <p>
     <div class="actions">
         {{#if addable}}
-            <a href="#" title="Add Kanji" class="action-add-note pending disabled" data-mode="kanji" data-index="{{@index}}"><img src="/mixed/img/add_kanji.png"></a>
+            <a href="#" title="Add Kanji" class="action-add-note pending disabled" data-mode="kanji" data-index="{{@index}}"><img src="/mixed/img/add-kanji.png"></a>
         {{/if}}
     </div>