a.scss

@mixin cssSprite( $spriteVals ) {
	width: nth( $spriteVals, 1 );
	height: nth( $spriteVals, 2 );
	background-repeat: no-repeat;
	background-image: url( #{ nth( $spriteVals, 3 ) } );
	background-position: nth( $spriteVals, 4 ) nth( $spriteVals, 5 );
	@media only screen and ( -webkit-min-device-pixel-ratio: 2 ), only screen and ( min-device-pixel-ratio: 2 ) {
		background-image: url( #{ nth( $spriteVals, 6 ) } );
		background-size: $bgiSizeW $bgiSizeH;
	}
}
$iPad LandscapePath: '../img/iPad Landscape';
$iPad LandscapeURL: $iPad LandscapePath + '.png';
$iPad Landscapex2URL: $iPad LandscapePath + '@2.png';
$bgiSizeW: 1024px;
$bgiSizeH: 768px;
$Thumb Up: 100px 100px $iPad LandscapeURL -100px -100px $iPad Landscapex2URL;
$Star: 100px 100px $iPad LandscapeURL 0px -100px $iPad Landscapex2URL;
$Shipped: 100px 100px $iPad LandscapeURL -500px 0px $iPad Landscapex2URL;
$Rotate Right: 100px 100px $iPad LandscapeURL -400px 0px $iPad Landscapex2URL;
$Purchase Order: 100px 100px $iPad LandscapeURL -300px 0px $iPad Landscapex2URL;
$Lamp: 100px 100px $iPad LandscapeURL -200px 0px $iPad Landscapex2URL;
$Floor Plan: 100px 100px $iPad LandscapeURL -100px 0px $iPad Landscapex2URL;
$Chat: 100px 100px $iPad LandscapeURL 0px 0px $iPad Landscapex2URL;