1 files changed, 12 insertions, 18 deletions

diff --git a/templates/html/navtree.js b/templates/html/navtree.js
index 287659a..e6d31b0 100644
--- a/templates/html/navtree.js
+++ b/templates/html/navtree.js
@@ -1,4 +1,6 @@
 var navTreeSubIndices = new Array();
+var arrowDown = '▼';
+var arrowRight = '►';
 
 function getData(varName)
 {
@@ -94,18 +96,17 @@ function createIndent(o,domNode,node,level)
   var n = node;
   while (n.parentNode) { level++; n=n.parentNode; }
   if (node.childrenData) {
-    var imgNode = document.createElement("img");
+    var imgNode = document.createElement("span");
+    imgNode.className = 'arrow';
     imgNode.style.paddingLeft=(16*level).toString()+'px';
-    imgNode.width  = 16;
-    imgNode.height = 22;
-    imgNode.border = 0;
+    imgNode.innerHTML=arrowRight;
     node.plus_img = imgNode;
     node.expandToggle = document.createElement("a");
     node.expandToggle.href = "javascript:void(0)";
     node.expandToggle.onclick = function() {
       if (node.expanded) {
         $(node.getChildrenUL()).slideUp("fast");
-        node.plus_img.src = node.relpath+"arrowright.png";
+        node.plus_img.innerHTML=arrowRight;
         node.expanded = false;
       } else {
         expandNode(o, node, false, false);
@@ -113,12 +114,10 @@ function createIndent(o,domNode,node,level)
     }
     node.expandToggle.appendChild(imgNode);
     domNode.appendChild(node.expandToggle);
-    imgNode.src = node.relpath+"arrowright.png";
   } else {
     var span = document.createElement("span");
-    span.style.display = 'inline-block';
+    span.className = 'arrow';
     span.style.width   = 16*(level+1)+'px';
-    span.style.height  = '22px';
     span.innerHTML = ' ';
     domNode.appendChild(span);
   }
@@ -268,11 +267,7 @@ function expandNode(o, node, imm, showRoot)
       } else {
         $(node.getChildrenUL()).slideDown("fast");
       }
-      if (node.isLast) {
-        node.plus_img.src = node.relpath+"arrowdown.png";
-      } else {
-        node.plus_img.src = node.relpath+"arrowdown.png";
-      }
+      node.plus_img.innerHTML = arrowDown;
       node.expanded = true;
     }
   }
@@ -341,7 +336,7 @@ function showNode(o, node, index, hash)
         getNode(o, node);
       }
       $(node.getChildrenUL()).css({'display':'block'});
-      node.plus_img.src = node.relpath+"arrowdown.png";
+      node.plus_img.innerHTML = arrowDown;
       node.expanded = true;
       var n = node.children[o.breadcrumbs[index]];
       if (index+1<o.breadcrumbs.length) {
@@ -478,10 +473,9 @@ function initNavTree(toroot,relpath)
   o.node.relpath = relpath;
   o.node.expanded = false;
   o.node.isLast = true;
-  o.node.plus_img = document.createElement("img");
-  o.node.plus_img.src = relpath+"arrowright.png";
-  o.node.plus_img.width = 16;
-  o.node.plus_img.height = 22;
+  o.node.plus_img = document.createElement("span");
+  o.node.plus_img.className = 'arrow';
+  o.node.plus_img.innerHTML = arrowRight;
 
   if (localStorageSupported()) {
     var navSync = $('#nav-sync');