modifying the widget instace of standard Ticket tab

[MohaddesehF]

Hi 

I need to modify the instace of standard Ticket tab  in a way that whenever the fields of the service category is null , in detail instance not show that field .in client side , with UI policies , this is possible , but in server side i need guidence .

[Dr Atul G- LNG]

Change instance name to your instance id

[MohaddesehF]

I didnt get response , I need to make a dynamic widget that changes by changing the service category . service category is modifiable from maintain item with UI policies . but this view is being created after making a service in server side .