Your avatar violates the Signature & Avatar rules.
The violated rule is:
Quote
Total size of the images contained in your signature or avatar should not exceed 50 kilobytes for the avatar and 70 kilobytes for the signature. Offending images will be removed followed by a warning,
Continued abuse of the rules will result in your rights to have a Signature and Avatar being removed.
Read more here:
Signature and Avatar RulesPlease
change or
remove your avatar and send me a PM when you're done.
You can't resize it yourself? Have a look in here:
Signature Resizing Service~Best Regards.