fix readme file

fixed typo

README.md

@@ -146,12 +146,11 @@ HODClient class exposes source code so you can modify it as you wish.
 
 * this function will throw an error if the operation failed.
 
-*Example code:*
-Parse a JSON string contained a jobID and call the function to get content from Haven OnDemand server.
+*Example code:*##
+    // Parse a JSON string contained a jobID and call the function to get content from Haven OnDemand server.
 
-## 
 
-    func requestCompleted($response) {
+    function requestCompleted($response) {
         $jobID = json_decode($response);
         try {
             $hodClient->GetJobResult($jobID->jobID, 'requestCompletedWithContent');  
@@ -172,15 +171,15 @@ Parse a JSON string contained a jobID and call the function to get content from
 # 
 When you call the GetRequest() or PostRequest() with the ASYNC mode, the response in a callback function will be a JSON string containing a jobID.
 
-    func requestCompletedWithJobId(response:String)
-    { 
+    function requestCompletedWithJobId($response)
+    {
         // parse the response to get the jobID
     }
 # 
 When you call the GetRequest() or PostRequest() with the SYNC mode or call the GetJobResult(), the response in a callback function will be a JSON string containing the actual result of the service.
 
-    func requestCompletedWithContent(response:String)
-    { 
+    function requestCompletedWithContent($response)
+    {
         // parse the response to get content values
     }