Sort in SMARTFORMS

Hi,

I have to sort smartforms by 3 fields, Storage location, Storage bin and Material type.

My form output is like this -

Storage Location: 1234 Storage bin: XYZ Material type: ABCD

Heading .....

Line item details ...

I designed the above stuffs in Table structure but I find difficulty in SORT. Onmce there is change it shld go to next page. I also have other windows on top.

Please advice

Thanks

Mohan