Header?

[msi liberty2]

does any one know how to take this header

http://img381.imageshack.us/img381/300/logo1eu8.jpg (http://imageshack.us)


and make it stretch so that it Fill the full width of My Forum (http://www.msicore.com/2813308004/index.php)

ive heard about the matte code but not much else- im not sure what to do?

any help please?

[Sema]

It is Attached

[msi liberty2]

i meant like i wanted to be able to the whole header on picture from the very left to the right

im a noob at this stuff