getting the focus of a cursor in a particular textbox after some action

[savyatha]

i have 4 textboxes.
after i give some input in the first text box, i need the cursor focussed in the 3rd textbox automatically.
plzzzzz any1 help me out how to do this.
if possible, give the code for this

[acoder]

See this example.

[preetksaini]

i have 4 textboxes.
after i give some input in the first text box, i need the cursor focussed in the 3rd textbox automatically.
plzzzzz any1 help me out how to do this.
if possible, give the code for this

it cannot be done automatically,b ut yes u can use tabindex property of <input> to set the tabindexes of textboxes or if maxlength is reached.
u need some condition for cursor to move to 3rd textbox.