flex 4 datagrid 奇偶行颜色设置
<s:DataGrid width="100%" height="100%" alternatingRowColors="[#ffFFff,#eeeeee]">
<s:columns>
<s:ArrayList>
<s:GridColumn/>
</s:ArrayList>
</s:columns>
</s:DataGrid>
<s:DataGrid width="100%" height="100%" alternatingRowColors="[#ffFFff,#eeeeee]">
<s:columns>
<s:ArrayList>
<s:GridColumn/>
</s:ArrayList>
</s:columns>
</s:DataGrid>