Topic: The bound drop down lists with adding of new elements

Faced such problem, started to do drop down lists, the purpose is that in a waybill (1 sheet) possibility to select the customer is necessary, it is necessary to give the chance to add is direct from a waybill of new customers thus fields B5:5 the bound drop down lists, and D5:E5 from basis counterparts and  in a waybill if they are available automatically cling
In all this field (B5:E5) can be brought or the new data which at adding in cells or at button click counterparts will sit down in basis.
With  and services simply bound tables  at sight  (B depends from) remaining cells of automatic machines  in blank cells in a waybill and services (N depends from M) remaining cells the automatic machine