Need a banner

Hi,

I need a banner, along the lines of my website...

Website is CompuTekk

Logo is there etc etc, visiting the website you will see what its for..
This of course will be a paid job... via paypal...

Banner sizes needed are:
125 x 125
200 x 200
250 x 250
300 x 250
468 x 60
728 x 90

Thank you in advance