//= require modernizr

// developer.mozilla.org/en/CSS/background-size

Modernizr.testStyles( '#modernizr{background-size:cover}', function( elem ) {

var style = window.getComputedStyle ?
        window.getComputedStyle( elem, null )
        : elem.currentStyle;

Modernizr.addTest( 'bgsizecover', style.backgroundSize == 'cover' );

});