Here are a few things that you could try which might help:
Clear your browser cache and reload the page. You could do this like this:
Internet explorer: Tools/Internet Options/Delete Files.
Firefox: Tools/Clear Private Data/Cache
Are you having trouble with only the contest rangolis or with all the rangolis?
In reply to Dear Lataji For some reason by Sandeep
In reply to please let us know which by Lata
In reply to I cannot open any of the by Sandeep
In reply to I cannot open any of the by Sandeep
good work