php problem

hi i have installed php, but when i try to access a php script file using the browser, i get a blank screen. i check the server configuration, double check it against the php installation instructions but i still get the same results. could you please help me to figure out what the problwm is. your cooperation is deeply appreciated. sincerely, asai _________________________________________________________________ Send and receive Hotmail on your mobile device: http://mobile.msn.com