inserting data form 1 table to another table using combo boxes

hello i have attached example - a form with 2 combo boxes - i want to be able to insert data from table in left combo box to the table  in the combo box on the right-(selecting correct table in each combo box and clicking the command button) - and after data is exported and inserted - the data is deleted from table-
you will see i have some code - but it is getting errors
thank you
sample.mdb