Send sms using clickatell gateway

Question

Hey guys,I just wanted to know if anybody has a program in Asp.net to send a sms using the clickatells gateway.Please guys i need this function for my final year project,I have the gateway from clickatell but i dont know how to code it in a C# web form.Please can anybody attach a working program to do this or email me [email protected], Im am from south africa.I am really struggling with this.
Thanks
Regards Kiran