//** Susy Utilities **//
// Updated 11.20.2009 by Eric A. Meyer


// An extension of the Compass Core Utilities
@import compass/utilities.sass


// Apply to you container element(s) to show a grid image.
//  - You need to supply the image. Susy can't do everything.
=show-grid(!src)
  background:
    image= image_url(!src)
    repeat: repeat 
    position= side_gutter() + "% 0"


// Brings IE in line with inline-block display
//  - Using hacks if called automatically because !hacks == true
//  - Or not, if you call it from ie.sass because !hacks == false
=ie-inline-block(!hack = false)
  @if !hack
    /* ugly hacks for IE6-7 */
    #display: inline
    // fixes alignment against native input/button on IE6
    #vertical-align: auto
    /* end ugly hacks */
  @else
    display: inline
    // fixes alignment against native input/button on IE6
    vertical-align: auto


// An override for compass inline-block that lets you take advantage
// of Susys !hacks constant. if true, hacks. if false, use ie-inline-block
// to help ie along in your ie.sass
=inline-block
  display: -moz-inline-box
  -moz-box-orient: vertical
  display: inline-block
  vertical-align: middle
  @if !hacks
    +ie-inline-block(true)


// An inline-block list that works in IE
// For those awkward moments when a floated horizontal list just wont cut it
// NOTE: If global !hacks == false:
//  - you'll need to fix list items in ie.sass with +ie-inline-block
=inline-block-list(!hpad = 0)
  +horizontal-list-container
  li
    +no-bullet
    +inline-block
    white-space: no-wrap
    padding:
      left= !hpad
      right= !hpad


// Hide an element from the viewport, but keep it around for accessability
=hide
  position: absolute
  top: -9999em


// Apply to skip-to-content accessibility links that will appear on focus.
//  - Set the location arguments if you care where it appears.
=skip-link(!t = 0, !r = false, !b = false, !l = false)
  +hide
  display: block
  &:focus
    @if !t
      top= !t
    @if !r
      right= !r
    @if !b
      bottom= !b
    @if !l
      left= !l
    z-index: 999