function shoutit(form, nick, msg){ 

	if (document.siform.nick.value == ""){ 
			alert('Please enter your name'); 
			document.siform.nick.focus();
	} else if (document.siform.msg.value == ""){ 
			alert('Please enter your message'); 
			document.siform.msg.focus();
	} else {
		var URL = "msg.php?nick="+nick+"&msg="+msg; 
		parent.siframe.location = URL; 

		for (i = 0; i < document.siform.elements.length-2; i++)
				document.siform.elements[i].value = "";
	}
} 

function handleEnter (field, event) {
		var keyCode = event.keyCode ? event.keyCode : event.which ? event.which : event.charCode;
		if (keyCode == 13) {
			var i;
			for (i = 0; i < field.form.elements.length; i++)
				if (field == field.form.elements[i])
					break;
			i = (i + 1) % field.form.elements.length;
			field.form.elements[i].focus();
			return false;
		} 
		else
		return true;
	}

function gRefresh(idf)
{
document.getElementById(idf).style.display='none';
window.idf.location.reload(true); 
}