提交按钮的几种方法

1. <input type="submit"  value="mySubmit" />
2. <button type="submit" >mySubmit</button>
3. <input  type="image" src="graphic">

 var forceBtn = document.getElementById("myForceBtn");            EventUtil.addHandler(forceBtn, "click", function(event){                var form = document.getElementById("myForm");                form.submit();            });