my custom module is asset allocation in which i want to allocate asset to employee for that i want employee from hr module to come in my asset allocation form in a combo box when i create a new employee and save it it will come in a drop down of combo box in asset allocation module form and also same with asset i want that when i create asset from asset mangment module that asset will show in a comb box of my custom module asset allocation form how i would do these 2 things in open erp v 7 . i have make init file and openerp.py file asset allocation.py file