<div>
<input class="text" name="passwd" type="password" style="*display:block;" />
<div style="color:#F90;padding:2px; position:absolute; display:none;" >Caps lock is enabled</div>
<script type="text/javascript"><!--
(function(){
var inputPWD = ('loginPasswd');
var capital = false;
var capitalTip = {
elem:('capital'),
toggle:function(s){
var sy = ;
var d = ;
if(s){
= s;
}else{
= d =='none' ? '' : 'none';
}
}
}
var detectCapsLock = function(event){
if(capital){return};
var e = event||;
var keyCode = ||; // keyCode of key
var isShift = ||(keyCode == 16) || false ; // Whether to hold the shift key
if (
((keyCode >= 65 && keyCode <= 90 ) && !isShift) // Caps Lock is turned on, and shift key is not pressed and held down.
|| ((keyCode >= 97 && keyCode <= 122 ) && isShift)// Caps Lock open, and hold down the shift key
){('block');capital=true}
else{('none');}
}
= detectCapsLock;
=function(event){
var e = event||;
if( == 20 && capital){
();
return false;
}
}
})()
// --></script>
</div>