clean support for image hook

src/static/js/contentcollector.js

@@ -458,6 +458,20 @@ function makeContentCollector(collectStyles, abrowser, apool, domInterface, clas
     else
     {
       var tname = (dom.nodeTagName(node) || "").toLowerCase();
+
+      // Images shouldn't be defined as empty.
+      if (tname == "img"){
+        isEmpty = false;
+        hooks.callAll('collectContentImage', {
+          cc: cc,
+          state: state,
+          tname: tname,
+          styl: styl,
+          cls: cls,
+          node: node
+        });        
+      }
+
       if (tname == "br")
       {        
         this.breakLine = true;