define([
  	"../core",
  	"./support",
  	"../selector",
  	"../css"
  ], function( jQuery, support ) {
  
  jQuery.expr.filters.hidden = function( elem ) {
  	// Support: Opera <= 12.12
  	// Opera reports offsetWidths and offsetHeights less than zero on some elements
  	return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
  		(!support.reliableHiddenOffsets() &&
  			((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
  };
  
  jQuery.expr.filters.visible = function( elem ) {
  	return !jQuery.expr.filters.hidden( elem );
  };
  
  });