[PHP] Calculating the difference between two dates

Please can someone tell me there is a nice function that can calculate the difference between two dates. If there isn't such a function I'm sure someone could tell me how I can do a different way. -- PHP General Mailing List (http://www.php.net/) To unsubscribe, e-mail: [EMAIL PROTECTED] For ad

[PHP] Screen Resolutions

Could anyone tell me if there is a easy way of detecting screen resolutions in php, Thanks. -- PHP General Mailing List (http://www.php.net/) To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED] To contact the list administrators, e-mail: [EMAIL PROTECTE