Add a FullScreen option to close Fancybox when exit fullscreen mode.

dist/jquery.fancybox.js

@@ -225,6 +225,7 @@
 
         fullScreen : {
             autoStart : false,
+            closeOnExit: false
         },
 
         touch : {
@@ -4455,7 +4456,11 @@
 			instance.update( true, true, 0 );
 		}
 
-	});
+        if( instance.FullScreen && !instance.FullScreen.isFullscreen() && instance.opts.fullScreen.closeOnExit === true ) {
+            instance.close();
+        }
+
+    });
 
 }(document, window.jQuery));
 

src/js/core.js

@@ -215,6 +215,7 @@
 
         fullScreen : {
             autoStart : false,
+            closeOnExit: false
         },
 
         touch : {

src/js/fullscreen.js

@@ -181,6 +181,10 @@
 			instance.update( true, true, 0 );
 		}
 
-	});
+        if( instance.FullScreen && !instance.FullScreen.isFullscreen() && instance.opts.fullScreen.closeOnExit === true ) {
+            instance.close();
+        }
+
+    });
 
 }(document, window.jQuery));