worldown,
<!DOCTYPE HTML>
<html>
<head>
<title>Untitled</title>
<script>
function fOne(i){
this.b = i
}
var mOne = {
b: '',
a: fOne
}
window.onload = function(){
mOne.a('foo');
setTimeout(function ()
{
alert(mOne.b)
},2000);
}
</script>
</head>
<body>
</body>
</html>