demo of OnBlur event of text box to change uppercase to lower case letter

Enter text in Upper Case, Press Tab or click outside the text box

Return to tutorial on text box onblur event

JavaScript

<script type="text/javascript"> 
function change_case()
{
document.form1.type.value=document.form1.type.value.toLowerCase();
}
</script>

HTML

<body    onLoad="form1.type.focus();">
<form name=form1 method=post action=''>
<input type=text name=type value='Enter USER ID' onBlur="change_case();"> 
<input type=submit value=Submit> </form>