zk执行本地脚本以及使用Jquery设置滚动条保持在底端
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<div id="viewerDiv" style="overflow-x:hidden;overflow-Y:scroll;" height="120px"/><div><image src="/image/InstantMessage/sendbutt.png" id="sendBtn" onClick='Clients.evalJavaScript("sc()")'/></div>
<script type="text/javascript">??????<![CDATA[ ??????function sc()??????{???????var $d=jq("$viewerDiv");???????$d.scrollTop($d.height());}???????????? ]]> ?????</script>
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