Im making a mobile optimised site with a text input which filters a list as you type. Its similar to this: http://jquerymobile.com/test/docs/lists/lists-search.html
For
Agreed - that'd be nice for usability.
If you're using jQuery, this should do the trick:
$('#id-of-text-input').on('focus', function() { document.body.scrollTop = $(this).offset().top; });