Fix dialog rundown crashes

src/com/limelight/utils/Dialog.java

@@ -25,8 +25,11 @@ public class Dialog implements Runnable {
 	
 	public static void closeDialogs()
 	{
-		for (Dialog d : rundownDialogs)
+		for (Dialog d : rundownDialogs) {
+			if (d.alert.isShowing()) {
 				d.alert.dismiss();
+			}
+		}
 		
 		rundownDialogs.clear();
 	}

src/com/limelight/utils/SpinnerDialog.java

@@ -33,8 +33,11 @@ public class SpinnerDialog implements Runnable,OnCancelListener {
 	
 	public static void closeDialogs()
 	{
-		for (SpinnerDialog d : rundownDialogs)
+		for (SpinnerDialog d : rundownDialogs) {
+			if (d.progress.isShowing()) {
 				d.progress.dismiss();
+			}
+		}
 		
 		rundownDialogs.clear();
 	}
@@ -86,9 +89,11 @@ public class SpinnerDialog implements Runnable,OnCancelListener {
 		}
 		else
 		{
+			if (progress.isShowing()) {
 				progress.dismiss();
 			}
 		}
+	}
 
 	@Override
 	public void onCancel(DialogInterface dialog) {