I keep getting these error messages when trying to upload images to my site,

Warning: copy(/home/chicks/public_html/images/dir/1.jpg): failed to open stream: Permission denied in /home/chicks/public_html/classes/imageupload.class.php on line 24


There was an issue with copying the file. Please contact the webmaster


Warning: imagejpeg(): Unable to open '/home/chicks/public_html/images/dir/thumbs/1.jpg' for writing in /home/chicks/public_html/classes/imageupload.class.php on line 57

Problem In resizing

CHMOD /home/chicks/public_html/images/dir/thumbs/ to 777.