| Index: chrome/content/frameScript.js | 
| =================================================================== | 
| --- a/chrome/content/frameScript.js | 
| +++ b/chrome/content/frameScript.js | 
| @@ -23,17 +23,18 @@ | 
| removeMessageListener("ElemHideHelper:Shutdown", onShutdown); | 
| removeMessageListener("ElemHideHelper:GetNodeInfo", onGetNodeInfo); | 
| removeMessageListener("ElemHideHelper:Preview", onTogglePreview); | 
| } | 
| function onGetNodeInfo(message) | 
| { | 
| let nodeInfo = getNodeInfo(message.objects.element); | 
| - message.objects.callback(JSON.stringify(nodeInfo)); | 
| + nodeInfo.messageId = message.data; | 
| + sendAsyncMessage("ElemHideHelper:GetNodeInfo:Response", nodeInfo); | 
| } | 
| function onTogglePreview(message) | 
| { | 
| togglePreview(message.data.nodeID, message.data.stylesheetData); | 
| if (message.data.forgetNode) | 
| forgetNode(message.data.nodeID); | 
| } |