关于AS3 获取网页FlashVars的问题

html:

<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" width="100" height="100" codebase="http://active.macromedia.com/flash7/cabs/ swflash.cab#version=9,0,0,0">
    <param name="movie" value="main.swf">
    <param name="play" value="true">
    <param name="loop" value="true">
    <param name="flashvars" value="变量名=值">
    <param name="quality" value="high">
</object>

 

 

 code:

var str:String=stage.loaderInfo.parameters[变量名];