表格代码:
<form class="form" name ="custRegistration" id="custRegistration" onsubmit="return submitAlbum(this)" action="download.jsp" method="post" >
<p class="email">
<label for="budget">Expected Budget :</label>
<input type="text" name="budget" id="budget"/>
</p>
<p class="submit">
<label for="download" id="freetrail">Download 30 day free trial</label>
<input type="submit" value="Submit" />
</p>
</form>
我想使用在上图中检查的扩展验证电子邮件 ID,并使用 javascript 阻止其余电子邮件 ID 扩展。任何帮助将不胜感激?