trying to upload pic but can't....

[hzadbhat]

is there a trick to uploading? file type or size?
i want to put mine up here but it says my pic is invalid.
please help....
i tried using the attatch below but no luck......

[CasKru]

You won't be able to upload .BMP files but almost all other image formats

You can have a look here for more info:
viewtopic.php?f=21&t=603" onclick="window.open(this.href);return false;
viewtopic.php?f=21&t=295" onclick="window.open(this.href);return false;