why not using?
location.href='http://www.example.com';
<!DOCTYPE html>_x000D_
<html>_x000D_
_x000D_
<head>_x000D_
<script>_x000D_
function goToURL() {_x000D_
location.href = 'http://google.it';_x000D_
_x000D_
}_x000D_
</script>_x000D_
</head>_x000D_
_x000D_
<body>_x000D_
<a href="javascript:void(0)" onclick="goToURL(); return false;">Go To URL</a>_x000D_
</body>_x000D_
_x000D_
</html>
_x000D_