fix global var

diff --git a/g.pie.sector.js b/g.pie.sector.js
index 4b891dd..5ab668f 100644 (file)
--- a/g.pie.sector.js
+++ b/g.pie.sector.js
@@ -171,7 +171,8 @@ Roo = typeof(Roo) != 'undefined' ? Roo:  (imports ? imports.seed.Roo.Roo: {});
     // draw legend
     function legend(paper, cx, cy, r, values, opts, total, len) 
     {
-        var legendPos = opts.legendpos || 'right',
+        var chartinst = this,
+            legendPos = opts.legendpos || 'right',
             legendKeyShape = opts.legendkeyshape || 'circle',
             legendKeySize = opts.legendkeysize || 12,
             legendFont = opts.legendfont || "'Fontin Sans', Fontin-Sans, sans-serif",