How can i filter my Dropdown list to another dropdown list to another dropdownlist , i have 3 dropdown list 1 is department 2 is assignee and 3 is asset , when i choose in my 1st dropdownlist it should be filter to another ex: in Department Dropdownlist i choose I.T dept then it should be the other dropdownlist will filter the database and then i can only choose in the assignee who is in the I.T Dept ... im using asp.net pls help me . #1165