How can I use values to access database without submitting the form

[matudustrauss]

I have got this two forms and one with a hidded text box. the first textbox after losing focus it passes the value to this hidden <input type='hidden' id ="hidden1'" name='Inumber1' value='form1.number'> I need to access the database without submiting the form using "value='form1.number'.How can I use the textbox value on the form and create  a listbox.

[matudustrauss]

I got what i wanted.