<script language="javascript" type="text/javascript" for="document" event="onkeydown"> if(event.keyCode==13 && event.srcElement.type!='button' && event.srcElement.type!='submit' && event.srcElement.type!='reset' && event.srcElement.type!='textarea' && event.srcElement.type!='') { //btSearch为asp.net的button控件 document.getElementById("<%=btSearch.ClientID %>").focus(); } </script>