this is what i get when I try to change avatar.
it comes at the very top of the page.

Warning: move_uploaded_file(./images/avatars/130024415146a57cf272e4d.gif) [function.move-uploaded-file]: failed to open stream: Permission denied in /home/eproxim/public_html/phpBB2/includes/usercp_avatar.php on line 288

Warning: move_uploaded_file() [function.move-uploaded-file]: Unable to move '/tmp/phpSThsev' to './images/avatars/130024415146a57cf272e4d.gif' in /home/eproxim/public_html/phpBB2/includes/usercp_avatar.php on line 288

Warning: Cannot modify header information - headers already sent by (output started at /home/eproxim/public_html/phpBB2/includes/usercp_avatar.php:288) in /home/eproxim/public_html/phpBB2/includes/page_header.php on line 498

Warning: Cannot modify header information - headers already sent by (output started at /home/eproxim/public_html/phpBB2/includes/usercp_avatar.php:288) in /home/eproxim/public_html/phpBB2/includes/page_header.php on line 500

Warning: Cannot modify header information - headers already sent by (output started at /home/eproxim/public_html/phpBB2/includes/usercp_avatar.php:288) in /home/eproxim/public_html/phpBB2/includes/page_header.php on line 50

beneath this, a message comes saying "image uploaded successfully".

also, my old avatar is gone.