//Usage: @include font-face('Kent Medium','KentMed', normal (optional), bold (optional));
@mixin font-face($fontname,$filename,$fontstyle: normal,$fontweight: normal) {
	@font-face {
	font-family: '#{$fontname}';
	src: url('img/fonts/#{$filename}.eot');
	src: url('img/fonts/#{$filename}.eot?#iefix') format('embedded-opentype'),
		 url('img/fonts/#{$filename}.woff') format('woff'),
		 url('img/fonts/#{$filename}.ttf') format('truetype'),
		 url('img/fonts/#{$filename}.svg##{$filename}') format('svg');
		//svg id supports mixed case and hyphens inside, see http://j.mp/U7A83a

	font-style: $fontstyle;
	font-weight: $fontweight;
}
}