suppose i have two table named as company name and location,for each company there is more than one laction is there,when i select the name of the company in which is one combobox i need to get the related locations in other combobox.... one more information i want to give that in location table i ll fill the company names more than ones and different locations . to solve this should i form any relations b/w tables or through any query we can achieve plz help me out on this probs

thank u......