function checkCapsLock( e ) {
	var keyCode=0;
	var shiftKey=false;
	var msg='Caps Lock menyala !. \n\n Untuk mencegah kesalahan penulisan password, \n lebih baik \"Caps Lock\" dimatikan.';
	// Internet Explorer 4+
	if ( document.all ) {
		keyCode=e.keyCode;
		shiftKey=e.shiftKey;
 
	// Netscape 4
	} else if ( document.layers ) {
		keyCode=e.which;
		shiftKey=( keyCode == 16 ) ? true : false;
 
	// Netscape 6
	} else if ( document.getElementById ) {
		keyCode=e.which;
		shiftKey=( keyCode == 16 ) ? true : false;
 
	}
 
	// Upper case letters are seen without depressing the Shift key, therefore Caps Lock is on
	if ( ( keyCode >= 65 && keyCode <= 90 ) && !shiftKey ) {
		alert( msg );
 
	// Lower case letters are seen while depressing the Shift key, therefore Caps Lock is on
	} else if ( ( keyCode >= 97 && keyCode <= 122 ) && shiftKey ) {
		alert( msg );
 
	}
}