将用户重定向到url的gridview中的按钮

I'm working on a manager of sorts that allows certain employees to view the results of a survey customers take. I'm tracking the IP address of the customers that take the survey and displaying that ip address to the employees who can view the results. I'm using a gridview with an sqldatasource to extract the data out of the database and display it. What I would like to do is add a button or link that takes the IP address and appends it to a url of web site to track the location of the ip address on a map. I have already signed up for a serivce to do this but am unsure of how to code it.I'm working on a manager of sorts that allows c