[Q] How do I remove CWM and unroot my phone? topic

I installed the following CWM:
forums.techdiscussion.in/showthread.php/1382-How-to-install-ClockWorkMod-Recovery-in-Samsung-Galaxy-Y-S5360-Easiest-Method

and rooted it. Is there anyway I can do both these tasks? I've not installed Cyanogenmod or anything like that