get the http-connection, then use the api-id of the http-connection with your username and password in the php-file once you got it running, secure the form, this version gets you broke in 20 seconds. some points : change all variables ('msgname') into some other variable-name ('smsname') in both the html and php file html-file needs a javascript timer set to 10 or 15 seconds to disable and re-enable the send-button after its pressed. the php file needs "mysql_real_escape_string()" to prevent injection attempts and could use a referer-check to make sure the post comes from your server that would secure the form sufficiently but i'd first test the routine to see if it actually sends the sms