add transparent color

git-svn-id: https://svn.inf.ethz.ch/svn/lecturers/a2/trunk@6516 8c9fc860-2736-0410-a75d-ab315db34111

source/WMGraphics.Mod

@@ -17,13 +17,14 @@ CONST
 	(** FontStyles *)
 	FontBold* = 0; FontItalic* = 1;
 
-	Black* = 0FFH; White* = LONGINT(0FFFFFFFFH); 
+	Black* = 0FFH; White* = LONGINT(0FFFFFFFFH); Transparent*=0H;
 	Gray*=LONGINT(0777777FFH); 
 	Red* = LONGINT(0FF0000FFH); 
 	Green* = 000FF00FFH; Blue* = 0FFFFH;
 	Yellow* = LONGINT(0FFFF00FFH); 
 	Magenta* = LONGINT(0FF00FFFFH); 
 	Cyan* = 00FFFFFFH;
+	
 
 
 TYPE