I on trial period with the webscheduler, and I need help on how to fill default values on load of the editing form.

how this can be done as the Page_Load is not called and even if it is the data is not filled.

also note that I have created a webcombo that get list of client from client table and I want to fill the name under the subject column directly upload filling the webcombo 

please help in doing that so I can decide and proceed with the purchase.