How do send a sms to a mobile from an asp.net page?

Hi I am involved in a school management software using asp.net to develop a web site. Here i have to send sms from the asp.net page. any one know how to send sms from a asp.net pages please help meHow do send a sms to a mobile from an asp.net page?
http://www.codeproject.com/aspnet/Sendin鈥?/a>

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