Display webgrid on ajax call

I have a MVC view page on that I can insert some records and about student and display data on webgrid on load
my problem is to allow user to show already exist record on another webgrid as they insert first name and last name and record should display in webgrid on onblur of textboxes
for that I'm using ajax call and found those records, but how to show that record after finding data in ajax call to view page
plz help..