--- a/viewport.c	Mon Aug 14 23:11:59 2006 +0000
+++ b/viewport.c	Mon Aug 14 23:27:06 2006 +0000
@@ -2227,7 +2227,7 @@
 		VpStartPreSizing();
 
 	if ( (int)icon < 0)
-		SetAnimatedMouseCursor(_animcursors[~icon]);
+		SetAnimatedMouseCursor(_animcursors[~((int)icon)]);
 	else
 		SetMouseCursor(icon);
 }