<!DOCTYPE html>
<html lang="en-US">
<body>
<p>Name</p>
<input type="text" value="John" autofocus>
<p>Age</p>
<input type="text" value="45">
<p>Click on the button to blur and to focus.</p>
<button onclick="myBlur()">Blur</button>
<button onclick="myFocus()">Focus</button>
<p id="point"></p>
<script>
var x = document.getElementById("point");
var elem = document.getElementsByTagName("input")[0];
function myBlur(){
elem.blur();
}
function myFocus(){
elem.focus();
}
</script> </body>
</html>