防止表单提交多次提交使用JS提交按钮变颜色
<form name=form1 method="POST" action="/" target=_blank>
<p>
<input type="text" name="T1" size="20">
<input type="button" value="提交" onclick="javascript:{this.disabled=true;document.form1.submit();}">
</p>
</form>
<form name=form1 method="POST" action="/" target=_blank>
<p>
<input type="text" name="T1" size="20">
<input type="button" value="提交" onclick="javascript:{this.disabled=true;document.form1.submit();}">
</p>
</form>
