When try to open htlm attachment in blackberry ,it open in source code

When try to open htlm attachment in blackberry ,it open in source code



Resolution:
1. Select attachment > click option button
2. Click on download attachment 
3. Save that attachment in External memory(save in internal also)
4. Now open html attachment 
5. File open and view .
Note : Download html file first time (It is mandatory for html files)