表单按钮控制台报错

<form action="" method="post" name="myform" id="myform">
<input name="is_form" type="hidden" value="1">
<input name="is_admin" type="hidden" value="0">
<input name="is_tips" type="hidden" value="">
<input name="csrf_test_name" type="hidden" value="c0bec500ed28d6ad1530089274ef412b">
<li><span>*</span>姓 名:<input type="text" class="username dr_required" name="data[name]" id="dr_name" required></li>
<button type="button" value="预约演示" onclick="dr_ajax_submit('http://39.106.111.4/index.php?s=form&c=demo&m=post', 'myform', '2000', 'http://39.106.111.4/index.php?s=form&c=demo&m=post')">预约演示</button> 表单怎么提交?
<!-- 系统关键js(放在head标签内,所有自建模板必须引用) --> <script type="text/javascript">var is_mobile_cms = '{IS_MOBILE}';</script> <script src="{LANG_PATH}lang.js" type="text/javascript"></script> <script src="{THEME_PATH}assets/global/plugins/jquery.min.js" type="text/javascript"></script> <script src="{THEME_PATH}assets/js/cms.js" type="text/javascript"></script> <!-- 系统关键js结束 -->{dr_form_hidden()}