on

UK[ɒn] 美[ɑ:n]

prep. (indicates direction) to; (indicates object) to; ( Indicates position) on...; (indicates time) at the time of...

adv. (put, wear, connect) on; forward, (continue) down

adj. active Situation, status; being used; happening; planned

focus

UK[ˈfəʊkəs] US[ˈfoʊkəs]

vt. & vi. (to) concentrate, (to) gather; adjust (lens, eye) focus [focal length] in order to see clearly

vt. Adjust (eye or lens) focal length; concentrate (beam on); focus , gaze; concentrate

n. focus; clarity of image; center (of activity, attention, interest, etc.); [medical] focus, illness

Third person singular: focuses Plural: foci Present participle: focusing Past tense: focused Past participle: focused

javascript onfocus attribute syntax

Function:Occurs when the object gains focus.

Syntax:onfocus="SomeJavaScriptCode"

Parameters:SomeJavaScriptCode Required. Specifies the JavaScript to be executed when this event occurs.

javascript onfocus attribute example

   

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