window.focus to get focus and to open window

Source code

<input type=text value='Welcome to plus2net' class='form-control' id=my_input>
<BR><BR>
<input type="button" name="btn" value="Click to Focus text input" onclick="to_focus()";>
<input type="button" name="btn" value="Click to Blur text input" onclick="to_blur()";>
<br><br>
<script language=javascript>
function to_focus(){
document.getElementById("my_input").focus();
}

function to_blur(){
document.getElementById("my_input").blur();
}
</script>

window.focus method can bring focus to the window. Here is the syntax

window.focus();

When window is opened , the focus remains on it.

If it is minimized or closed then the window focus will return to main window or parent window.
DEMO of window.blur and window focus method

Check the status of the window focus by using document.hasFocus()

You can see the source code of this demo at blur()
Window Status closed or not
Window Object Bookmark a page Redirect Page

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