Background mixin

gistfile1.sass

@mixin background($path:'',$pos1:'',$pos2:'',$repeat:'',$color:''){
	@if $path != '' {
		$path:url(#{$path});
	} @else {
		$path:'';
	}

	@if $pos1 != '' {
		$pos1:' #{$pos1}';
	}

	@if $pos2 != '' {
		$pos2:' #{$pos2}';
	}

	@if $repeat != '' {
		$repeat:' #{$repeat}';
	}

	@if $color != '' {
		$color:' #{$color}';
	}

	@if $path != '' {
		background:$path#{$pos1}#{$pos2}#{$repeat}#{$color};
	} @else {
		@if $color != '' {
			background:#{$color};
		}
	}
}