Fixed the crashing bug with BAlerts - have I already said that this code is a mess?

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13740 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/servers/app/Workspace.cpp

@@ -584,7 +584,7 @@ Workspace::HideWinBorder(WinBorder *winBorder)
 		case B_MODAL_APP:
 		{
 			// if a subset modal, then remove from Workspace's list.
-			if (!winBorder->App()->fAppSubWindowList.HasItem(winBorder)) {
+			if (winBorder->App()->fAppSubWindowList.HasItem(winBorder)) {
 				ListData* toast = HasItem(winBorder);
 				if (toast) {
 					RemoveItem(toast);