> certain webpage and keep everyone else out.  I have written code to figure 
> out what someone's IP is, but am not sure about how I should verify 
> whether the IP is in the range of 10.8.4.* or 10.8.5.*.  Any suggestions?  

$ipArray = explode( '.', $ipAddress );

if(( $ipArray[0] == 10 ) && 
   ( $ipArray[1] == 8 ) && 
   (( $ipArray[2] >=4 ) && ( $ipArray[2] <=5 ))) {
  echo 'Access granted';

} else {
  echo 'Get lost, ya bum!';

}
  
Chris

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