From eca1fb15d0b0dab5699f195ac764cd9288db6f1b Mon Sep 17 00:00:00 2001
From: kener <kener.linfeng@gmail.com>
Date: Mon, 30 Sep 2013 15:35:27 +0800
Subject: [PATCH] =?UTF-8?q?tooltip=20=E9=9B=B7=E8=BE=BE=E5=9B=BE=E7=A9=BA?=
 =?UTF-8?q?=E6=95=B0=E6=8D=AEbug=20fix?=
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---
 src/component/tooltip.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/src/component/tooltip.js b/src/component/tooltip.js
index 7d815461e..db5e209cf 100644
--- a/src/component/tooltip.js
+++ b/src/component/tooltip.js
@@ -675,14 +675,17 @@ define(function (require) {
                                : {name:'', value: {dataIndex:'-'}};
                                
                         params.push([
-                            typeof seriesArray[i].name != 'undefin'
-                            ? seriesArray[i].name : '',
+                            typeof seriesArray[i].name != 'undefined'
+                                ? seriesArray[i].name : '',
                             data.name,
                             data.value[dataIndex],
                             indicatorName
                         ]);
                     }
                 }
+                if (params.length <= 0) {
+                    return;
+                }
                 if (typeof formatter == 'function') {
                     _curTicket = 'axis:' + dataIndex;
                     _tDom.innerHTML = formatter(
-- 
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