add a button in GST details form

Dear All
i need to add the following button in the GST details sub form
Kindly assist

[#Menu : GATE WAY OF taLLY] this is if i want the button in gateway of tally, but i need it when the person adds the GST details
Add : Top Button : Distance

[Key: Distance]

Title : "Distance"
Key : Ctrl + D
Action : Browse : @@PINDistance

[System : Formula]

PINDistance : "https://ewaybillgst.gov.in/Others/P2PDistance.aspx"



Rgds
Frz

 

Try This
[#Form : GST ewayTransAdditionalDetails]
Add: Button : Distance
[Key: Distance]
Title : "Distance"
Key : Ctrl + D
Action : Browse : @@PINDistance
[System : Formula]
PINDistance : "https://ewaybillgst.gov.in/Others/P2PDistance.aspx"
;[Include : PRTruck.TDL]

 

thanks
it works

rgds
frz