Hi,
If any control is declared to be Invisible at design time
or set to Invisible in Page_load, that control cannot be find in JS.
This does not applied to Enabled/Disabled. i.e Even any
control is set be Disabled at design time or set to Disabled in Page_load, that
control can
be still be find in JS. However,
changing the state/property of disabled control in JS, will not be effective at
Server Side. For e.g Go to the complete details ...