We would like to know how to change the background colour of a textbox on click.
<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
input:focus {<!-- www.j a va2 s . c om-->
background-color: #ffa;
}
</style>
</head>
<body>
<input id="inputElementID" />
</body>
</html>
The code above is rendered as follows: