diff --git a/tests/unit/tabs/tabs_core.js b/tests/unit/tabs/tabs_core.js
index 2e094e11b..2d18a6f1a 100644
--- a/tests/unit/tabs/tabs_core.js
+++ b/tests/unit/tabs/tabs_core.js
@@ -299,197 +299,224 @@ asyncTest( "keyboard support - LEFT, RIGHT, UP, DOWN, HOME, END, SPACE, ENTER",
 	setTimeout( step1, 1 );
 });
 
-asyncTest( "keyboard support - CTRL navigation", function() {
-	expect( 115 );
-	var element = $( "#tabs1" ).tabs(),
-		tabs = element.find( ".ui-tabs-nav li" ),
-		panels = element.find( ".ui-tabs-panel" ),
-		keyCode = $.ui.keyCode;
+// Navigation with CTRL and COMMAND (both behave the same)
+$.each({
+	ctrl: "CTRL",
+	meta: "COMMAND"
+}, function( modifier, label ) {
+	asyncTest( "keyboard support - " + label + " navigation", function() {
+		expect( 115 );
+		var element = $( "#tabs1" ).tabs(),
+			tabs = element.find( ".ui-tabs-nav li" ),
+			panels = element.find( ".ui-tabs-panel" ),
+			keyCode = $.ui.keyCode;
 
-	element.tabs( "instance" ).delay = 50;
+		element.tabs( "instance" ).delay = 50;
 
-	equal( tabs.filter( ".ui-state-focus" ).length, 0, "no tabs focused on init" );
-	tabs.eq( 0 ).simulate( "focus" );
+		equal( tabs.filter( ".ui-state-focus" ).length, 0, "no tabs focused on init" );
+		tabs.eq( 0 ).simulate( "focus" );
 
-	// down
-	function step1() {
-		ok( tabs.eq( 0 ).is( ".ui-state-focus" ), "first tab has focus" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+		// down
+		function step1() {
+			var eventProperties = { keyCode: keyCode.DOWN };
+			eventProperties[ modifier + "Key" ] = true;
 
-		tabs.eq( 0 ).simulate( "keydown", { keyCode: keyCode.DOWN, ctrlKey: true } );
-		ok( tabs.eq( 1 ).is( ".ui-state-focus" ), "DOWN moves focus to next tab" );
-		ok( !tabs.eq( 0 ).is( ".ui-state-focus" ), "first tab is no longer focused" );
-		equal( tabs.eq( 1 ).attr( "aria-selected" ), "false", "second tab has aria-selected=false" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 1 ).is( ":hidden" ), "second panel is still hidden" );
-		equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
-		equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			ok( tabs.eq( 0 ).is( ".ui-state-focus" ), "first tab has focus" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
 
-		setTimeout( step2, 100 );
-	}
+			tabs.eq( 0 ).simulate( "keydown", eventProperties );
+			ok( tabs.eq( 1 ).is( ".ui-state-focus" ), "DOWN moves focus to next tab" );
+			ok( !tabs.eq( 0 ).is( ".ui-state-focus" ), "first tab is no longer focused" );
+			equal( tabs.eq( 1 ).attr( "aria-selected" ), "false", "second tab has aria-selected=false" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 1 ).is( ":hidden" ), "second panel is still hidden" );
+			equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
+			equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
 
-	// right
-	function step2() {
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
-		ok( panels.eq( 1 ).is( ":hidden" ), "second panel is hidden" );
-		equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
-		equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
+			setTimeout( step2, 100 );
+		}
 
-		tabs.eq( 1 ).simulate( "keydown", { keyCode: keyCode.RIGHT, ctrlKey: true } );
-		ok( tabs.eq( 2 ).is( ".ui-state-focus" ), "RIGHT moves focus to next tab" );
-		equal( tabs.eq( 2 ).attr( "aria-selected" ), "false", "third tab has aria-selected=false" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 2 ).is( ":hidden" ), "third panel is still hidden" );
-		equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
-		equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+		// right
+		function step2() {
+			var eventProperties = { keyCode: keyCode.RIGHT };
+			eventProperties[ modifier + "Key" ] = true;
 
-		setTimeout( step3, 100 );
-	}
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			ok( panels.eq( 1 ).is( ":hidden" ), "second panel is hidden" );
+			equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
+			equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
 
-	// down (wrap)
-	function step3() {
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
-		ok( panels.eq( 2 ).is( ":hidden" ), "third panel is hidden" );
-		equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
-		equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
+			tabs.eq( 1 ).simulate( "keydown", eventProperties );
+			ok( tabs.eq( 2 ).is( ".ui-state-focus" ), "RIGHT moves focus to next tab" );
+			equal( tabs.eq( 2 ).attr( "aria-selected" ), "false", "third tab has aria-selected=false" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 2 ).is( ":hidden" ), "third panel is still hidden" );
+			equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
+			equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
 
-		tabs.eq( 2 ).simulate( "keydown", { keyCode: keyCode.DOWN, ctrlKey: true } );
-		ok( tabs.eq( 0 ).is( ".ui-state-focus" ), "DOWN wraps focus to first tab" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			setTimeout( step3, 100 );
+		}
 
-		setTimeout( step4, 100 );
-	}
+		// down (wrap)
+		function step3() {
+			var eventProperties = { keyCode: keyCode.DOWN };
+			eventProperties[ modifier + "Key" ] = true;
 
-	// up (wrap)
-	function step4() {
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			ok( panels.eq( 2 ).is( ":hidden" ), "third panel is hidden" );
+			equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
+			equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
 
-		tabs.eq( 0 ).simulate( "keydown", { keyCode: keyCode.UP, ctrlKey: true } );
-		ok( tabs.eq( 2 ).is( ".ui-state-focus" ), "UP wraps focus to last tab" );
-		equal( tabs.eq( 2 ).attr( "aria-selected" ), "false", "third tab has aria-selected=false" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 2 ).is( ":hidden" ), "third panel is still hidden" );
-		equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
-		equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			tabs.eq( 2 ).simulate( "keydown", eventProperties );
+			ok( tabs.eq( 0 ).is( ".ui-state-focus" ), "DOWN wraps focus to first tab" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
 
-		setTimeout( step5, 100 );
-	}
+			setTimeout( step4, 100 );
+		}
 
-	// left
-	function step5() {
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
-		ok( panels.eq( 2 ).is( ":hidden" ), "third panel is hidden" );
-		equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
-		equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
+		// up (wrap)
+		function step4() {
+			var eventProperties = { keyCode: keyCode.UP };
+			eventProperties[ modifier + "Key" ] = true;
 
-		tabs.eq( 2 ).simulate( "keydown", { keyCode: keyCode.LEFT, ctrlKey: true } );
-		ok( tabs.eq( 1 ).is( ".ui-state-focus" ), "LEFT moves focus to previous tab" );
-		equal( tabs.eq( 1 ).attr( "aria-selected" ), "false", "second tab has aria-selected=false" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 1 ).is( ":hidden" ), "second panel is still hidden" );
-		equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
-		equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
 
-		setTimeout( step6, 100 );
-	}
+			tabs.eq( 0 ).simulate( "keydown", eventProperties );
+			ok( tabs.eq( 2 ).is( ".ui-state-focus" ), "UP wraps focus to last tab" );
+			equal( tabs.eq( 2 ).attr( "aria-selected" ), "false", "third tab has aria-selected=false" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 2 ).is( ":hidden" ), "third panel is still hidden" );
+			equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
+			equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
 
-	// home
-	function step6() {
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
-		ok( panels.eq( 1 ).is( ":hidden" ), "second panel is hidden" );
-		equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
-		equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
+			setTimeout( step5, 100 );
+		}
 
-		tabs.eq( 1 ).simulate( "keydown", { keyCode: keyCode.HOME, ctrlKey: true } );
-		ok( tabs.eq( 0 ).is( ".ui-state-focus" ), "HOME moves focus to first tab" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		equal( tabs.eq( 1 ).attr( "aria-selected" ), "false", "second tab has aria-selected=false" );
-		ok( panels.eq( 1 ).is( ":hidden" ), "second panel is still hidden" );
-		equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
-		equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+		// left
+		function step5() {
+			var eventProperties = { keyCode: keyCode.LEFT };
+			eventProperties[ modifier + "Key" ] = true;
 
-		setTimeout( step7, 100 );
-	}
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			ok( panels.eq( 2 ).is( ":hidden" ), "third panel is hidden" );
+			equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
+			equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
 
-	// end
-	function step7() {
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			tabs.eq( 2 ).simulate( "keydown", eventProperties );
+			ok( tabs.eq( 1 ).is( ".ui-state-focus" ), "LEFT moves focus to previous tab" );
+			equal( tabs.eq( 1 ).attr( "aria-selected" ), "false", "second tab has aria-selected=false" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 1 ).is( ":hidden" ), "second panel is still hidden" );
+			equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
+			equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
 
-		tabs.eq( 0 ).simulate( "keydown", { keyCode: keyCode.END, ctrlKey: true } );
-		ok( tabs.eq( 2 ).is( ".ui-state-focus" ), "END moves focus to last tab" );
-		equal( tabs.eq( 2 ).attr( "aria-selected" ), "false", "third tab has aria-selected=false" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 2 ).is( ":hidden" ), "third panel is still hidden" );
-		equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
-		equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			setTimeout( step6, 100 );
+		}
 
-		setTimeout( step8, 100 );
-	}
+		// home
+		function step6() {
+			var eventProperties = { keyCode: keyCode.HOME };
+			eventProperties[ modifier + "Key" ] = true;
 
-	// space
-	function step8() {
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
-		ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
-		ok( panels.eq( 2 ).is( ":hidden" ), "third panel is hidden" );
-		equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
-		equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			ok( panels.eq( 1 ).is( ":hidden" ), "second panel is hidden" );
+			equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
+			equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
 
-		tabs.eq( 2 ).simulate( "keydown", { keyCode: keyCode.SPACE } );
-		equal( tabs.eq( 2 ).attr( "aria-selected" ), "true", "third tab has aria-selected=true" );
-		equal( tabs.eq( 0 ).attr( "aria-selected" ), "false", "first tab has aria-selected=false" );
-		ok( panels.eq( 2 ).is( ":visible" ), "third panel is visible" );
-		equal( tabs.eq( 2 ).attr( "aria-expanded" ), "true", "third tab has aria-expanded=true" );
-		equal( panels.eq( 2 ).attr( "aria-hidden" ), "false", "third panel has aria-hidden=false" );
-		ok( panels.eq( 0 ).is( ":hidden" ), "first panel is hidden" );
-		equal( tabs.eq( 0 ).attr( "aria-expanded" ), "false", "first tab has aria-expanded=false" );
-		equal( panels.eq( 0 ).attr( "aria-hidden" ), "true", "first panel has aria-hidden=true" );
+			tabs.eq( 1 ).simulate( "keydown", eventProperties );
+			ok( tabs.eq( 0 ).is( ".ui-state-focus" ), "HOME moves focus to first tab" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			equal( tabs.eq( 1 ).attr( "aria-selected" ), "false", "second tab has aria-selected=false" );
+			ok( panels.eq( 1 ).is( ":hidden" ), "second panel is still hidden" );
+			equal( tabs.eq( 1 ).attr( "aria-expanded" ), "false", "second tab has aria-expanded=false" );
+			equal( panels.eq( 1 ).attr( "aria-hidden" ), "true", "second panel has aria-hidden=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
 
-		setTimeout( start, 1 );
-	}
+			setTimeout( step7, 100 );
+		}
 
-	setTimeout( step1, 1 );
+		// end
+		function step7() {
+			var eventProperties = { keyCode: keyCode.END };
+			eventProperties[ modifier + "Key" ] = true;
+
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+
+			tabs.eq( 0 ).simulate( "keydown", eventProperties );
+			ok( tabs.eq( 2 ).is( ".ui-state-focus" ), "END moves focus to last tab" );
+			equal( tabs.eq( 2 ).attr( "aria-selected" ), "false", "third tab has aria-selected=false" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 2 ).is( ":hidden" ), "third panel is still hidden" );
+			equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
+			equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is still visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+
+			setTimeout( step8, 100 );
+		}
+
+		// space
+		function step8() {
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "true", "first tab has aria-selected=true" );
+			ok( panels.eq( 0 ).is( ":visible" ), "first panel is visible" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "true", "first tab has aria-expanded=true" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "false", "first panel has aria-hidden=false" );
+			ok( panels.eq( 2 ).is( ":hidden" ), "third panel is hidden" );
+			equal( tabs.eq( 2 ).attr( "aria-expanded" ), "false", "third tab has aria-expanded=false" );
+			equal( panels.eq( 2 ).attr( "aria-hidden" ), "true", "third panel has aria-hidden=true" );
+
+			tabs.eq( 2 ).simulate( "keydown", { keyCode: keyCode.SPACE } );
+			equal( tabs.eq( 2 ).attr( "aria-selected" ), "true", "third tab has aria-selected=true" );
+			equal( tabs.eq( 0 ).attr( "aria-selected" ), "false", "first tab has aria-selected=false" );
+			ok( panels.eq( 2 ).is( ":visible" ), "third panel is visible" );
+			equal( tabs.eq( 2 ).attr( "aria-expanded" ), "true", "third tab has aria-expanded=true" );
+			equal( panels.eq( 2 ).attr( "aria-hidden" ), "false", "third panel has aria-hidden=false" );
+			ok( panels.eq( 0 ).is( ":hidden" ), "first panel is hidden" );
+			equal( tabs.eq( 0 ).attr( "aria-expanded" ), "false", "first tab has aria-expanded=false" );
+			equal( panels.eq( 0 ).attr( "aria-hidden" ), "true", "first panel has aria-hidden=true" );
+
+			setTimeout( start, 1 );
+		}
+
+		setTimeout( step1, 1 );
+	});
 });
 
 asyncTest( "keyboard support - CTRL+UP, ALT+PAGE_DOWN, ALT+PAGE_UP", function() {
diff --git a/ui/tabs.js b/ui/tabs.js
index e45a97c72..808f53fbb 100644
--- a/ui/tabs.js
+++ b/ui/tabs.js
@@ -201,8 +201,9 @@ return $.widget( "ui.tabs", {
 		clearTimeout( this.activating );
 		selectedIndex = this._focusNextTab( selectedIndex, goingForward );
 
-		// Navigating with control key will prevent automatic activation
-		if ( !event.ctrlKey ) {
+		// Navigating with control/command key will prevent automatic activation
+		if ( !event.ctrlKey && !event.metaKey ) {
+
 			// Update aria-selected immediately so that AT think the tab is already selected.
 			// Otherwise AT may confuse the user by stating that they need to activate the tab,
 			// but the tab will already be activated by the time the announcement finishes.