Is not easy to execute code in a quick entry, you can try this: How to run a custom script in quick entry - #8 by Nahuel_Nso
Or you can make your own custom quick entry looking at the code of customer_quick_entry.js
Is not easy to execute code in a quick entry, you can try this: How to run a custom script in quick entry - #8 by Nahuel_Nso
Or you can make your own custom quick entry looking at the code of customer_quick_entry.js