In order to realize the interact function of dynamic data in an embedded webserver, this paper analyzes the dynamic web page creation after presenting the characteristics of GoAhead webserver. Then the methods of daynamic data creation and function setting using Ejscript and GoForm are introduced. Besides, an example is discussed to explain the development steps of GoAhead webserver and the implementation process of dynamic data and form handling, also in the example, dynamic data interaction is realized effectively on B/S architecture combined with javascript flexibly.