1，
<script type="text/javascript">
function keyLogin(e){
var theEvent = window.event || e;
var code = theEvent.keyCode || theEvent.which;
if (code==13) { //回車鍵的鍵值爲13
registerInfo(); //調用找回密碼事件
}
}
</script>
<body οnkeydοwn="keyLogin(event);">
</body>
2，方法2
<span style="float: right;height:28px;">
<a href="javascript:void(0)" class="button b_fr" οnclick="searchTerm()">搜索</a>
<input id="searchKeyword" class="input_text b_fr mr5" type="text" value="" size="30"
οnkeydοwn="javascript:if(event.keyCode==13) searchTerm();"
placeholder="請輸入模糊關鍵字" name="keyword">
</span>