--- branches/development/src/mdParser/MDParser.g	2012/06/06 02:18:54	1746
+++ branches/development/src/mdParser/MDParser.g	2012/08/09 15:52:59	1776
@@ -65,7 +65,8 @@ constant    : intConst
             ;
             
 constant    : intConst
-						| floatConst
+			| floatConst
+            | vectorConst
             | ID
             | StringLiteral
             ;
@@ -183,7 +184,11 @@ floatConst
           NUM_FLOAT | NUM_DOUBLE
         ;
 
-
+protected
+vectorConst
+    : 
+        LPAREN^ doubleNumber COMMA doubleNumber COMMA doubleNumber RPAREN
+    ;
 
 class MDLexer extends Lexer;