Fluid input-append in Bootstrap Responsive

Question

I\'ve been struggling to get an input with an input-append element to have the correct width in a fluid layout. I\'m using v2.0.4 of Bootstrap. As I resize to make the page

Answer 1

replace

with

Add the following jQuery code.

function sizing() {
  var formfilterswidth=$("#formfilters").width();
  $("#msisdn").width((formfilterswidth-46)+"px");
}
$(document).ready(sizing);
$(window).resize(sizing);​

And it allways looks good

Small:

Large: