- allow animated title pics.

This also applies to all other images shown in the title loop as well.

src/d_main.cpp

@@ -1319,7 +1319,7 @@ void D_DoAdvanceDemo (void)
 		{
 			Page->Unload ();
 		}
-		Page = TexMan[pagename];
+		Page = TexMan(pagename);
 	}
 }