go to your PHP directory/folder, then open file php.ini with your favorit text editor.
then, search for GD text using the editor. you'll see something like:
code:
--------------------------------------------------------------------------------
.........
;extension=php_filter.dll
;extension=php_fribidi.dll
;extension=php_gd2.dll
;extension=php_gettext.dll
;extension=php_gmp.dll
.........
--------------------------------------------------------------------------------
remove ";" in front of GD library:
code:
--------------------------------------------------------------------------------
.........
;extension=php_filter.dll
;extension=php_fribidi.dll
extension=php_gd2.dll
;extension=php_gettext.dll
;extension=php_gmp.dll
.........
--------------------------------------------------------------------------------
your GD library should work now.