input输入框,回车激活按钮事件代码
<input type="text" name="输入框ID" id="输入框ID" onkeypress="if(event.keyCode==13) {btn.click();return false;}"/>
<input type="submit" name="btn" id="btn" value="提交" onclick="alert(输入框ID.value);return false;" />
回车可迅速切换下一题:已验证
onkeydown=if(event.keyCode==13){event.keyCode=9}
<script type="text/javascript">
document.onkeydown=function(event){
var e=event||window.event;
var keyCode=e.keyCode||e.which;//e.which 兼容FF
var target=e.srcElement||e.target;
if (keyCode ==13) {
var tabindex=target.tabIndex+1;
if( tabindex==6) tabindex=1;
document.getElementById('elem'+tabindex).focus();
}
}
</script>
<form>
<input type="text" tabindex="1" id="elem1" />
<input type="text" value="readonly" readonly="readonly" tabindex="-1" />
<input type="button" value="click" tabindex="2" id="elem2" />
<input type="text" tabindex="3" id="elem3" />
<select tabindex="4" id="elem4" >
<option value="1">select</option>
<option value="2">select2</option>
</select>
<input type="button" value="submit" tabindex="5" id="elem5" />
</form>