How to open Task with out UWL

Dear Experts,

I want to open task without UWL.

Suppose we created one task for one user, that user what to open task means he needs to go to UWL and click on the task.

Requirement is to open task my custom WebDynpro application.

How to Get the url of all work items in uwl for one user.

How to develop my custom UWL application.

Can any one please help me.... very urgent.......

Regards,

Satya