// Mixin
@mixin text-hide() {
	display:block;text-indent:-9999px;overflow:hidden;font-size:0;
}

@mixin clear-fix() {
	content: "."; 
	display: block; 
	height: 0; 
	clear: both; 
	visibility: hidden;
	}

@mixin alpha($param) {
	-moz-opacity:$param;
	opacity:$param;
	filter:alpha(opacity=$param*100);
}