robot control via internet and shield gsm

Hello from tunisia
could you please help me a little bit about my final project fo study
i wanna control a robot using a gsm/gprs shield arduino and a arduino mega 2560 card.
i wanna make a webpage that control the robot via internet using the sim card inside the robt. do you have anyidea how to do it . is it possible that the robot send pictures capture of the camera ov 7670 cmos  to the web page .
thank you