diff --git a/data_parser.go b/chart_parser.go
similarity index 100%
rename from data_parser.go
rename to chart_parser.go
diff --git a/pie_parser.go b/chart_parser_pie.go
similarity index 78%
rename from pie_parser.go
rename to chart_parser_pie.go
index 47ff644..2aa9464 100644
--- a/pie_parser.go
+++ b/chart_parser_pie.go
@@ -13,6 +13,17 @@ func (c *PieChart) Parse(ini *goini.INI) (map[string]string, error) {
 	args["Title"], _ = ini.Get("Title")
 	args["SubTitle"], _ = ini.Get("SubTitle")
 	args["SeriesName"], _ = ini.Get("SeriesName")
+
+/* Generate DataArray:
+    [
+        ['Firefox',   45.0],
+        ['IE',       26.8],
+        ['Chrome',  12.8],
+        ['Safari',    8.5],
+        ['Opera',     6.2],
+        ['Others',   0.7]
+    ]
+*/	
 	
 	DataArray := "[\n"
 	kv, _ := ini.GetKvmap(goini.DefaultSection)
@@ -33,5 +44,4 @@ func (c *PieChart) Parse(ini *goini.INI) (map[string]string, error) {
 
 func (c *PieChart) Template() string {
 	return TemplatePieHtml
-}
-
+}
\ No newline at end of file
diff --git a/spline_parser.go b/chart_parser_spline.go
similarity index 100%
rename from spline_parser.go
rename to chart_parser_spline.go