If you want to do it via javascript rather than CSS you can use:
var link = document.getElementById('nav-ask');
link.style.display = 'none'; //or
link.style.visibility = 'hidden';
depending on what you want to do.
If you want to do it via javascript rather than CSS you can use:
var link = document.getElementById('nav-ask');
link.style.display = 'none'; //or
link.style.visibility = 'hidden';
depending on what you want to do.