Help me...

I know it's the wrong section but i have a question to all of you guys.
i have many times search for my problem, the problem is i wanna have a bigger sig.
i've tried uploading from imageshack but doesn't work and other things, can anyone help me please??
Srry bad english.

are the pixels (ex: 582x821) big enough? or is the forum getting it to that size

No it's not..

im not sure what your answer is :O