I have a text box for entering ZIP Code. On the onBlur event of text box i want to check the entered zip code against a database value. I have 1100 values in the database.<BR><BR>1) shall I get all the values into an VBScript array and do client side validation in JavaScript on onBlur???<BR><BR>If so please tell me how to do it?<BR><BR>2) shall I hit database on onBlur event of text box???<BR><BR>If so please tell me how to do it?<BR><BR>3) Any other method that you suggest?<BR><BR>Thanks!!<BR>Prasad.