open httpd.conf in notepad and find the following :-
# For example, the PHP 3.x module (not part of the Apache distribution - see
#
http://www.php.net) will typically use:
#
#AddType application/x-httpd-php3 .php3
#AddType application/x-httpd-php3-source .phps
#
# And for PHP 4.x, use:
#
#AddType application/x-httpd-php .php
#AddType application/x-httpd-php-source .phps
AddType application/x-tar .tgz
and add the following after it :-
# For example, the PHP 3.x module (not part of the Apache distribution - see
#
http://www.php.net) will typically use:
#
#AddType application/x-httpd-php3 .php3
#AddType application/x-httpd-php3-source .phps
#
# And for PHP 4.x, use:
#
#AddType application/x-httpd-php .php
#AddType application/x-httpd-php-source .phps
AddType application/x-tar .tgz
ScriptAlias /php/ "c:/php/"
AddType application/x-httpd-php .php .php3 .phtml .phps
Action application/x-httpd-php "/php/php.exe"
thats exactly what i did...