Crontab GUI environment ,is there any good webbased Crontab that manege and monitor Crontab in Web based environemt

I'm looking for a good GUI - Crontab application to manage and monitor the Unix Crontab something like below link : 
The process that I need to do is :

1) getting  the status of Crontab
2) monitor the schedule
3) keep the log file
4) nice to be coded  or comatible with Java
5) must be run in both Linux and Windows

I'm not Unix expert so I do not have any idea if there us such a thing  , do you Unix expert have any idea ?
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RowleyCommented: does what you want.

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arkhlsAuthor Commented:
That's cool , Thank U
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