A code for dynamic input prompts in a form written in javascript_form special effects

<title></title> <style type="text/css"> *{ margin:0px;padding:0px;font-size:12px; } input{ width:100px;height:20px;border:1px solid #ccc; } </style> <div id="tips" style="position:absolute;border:1px solid #ccc;padding:0px 3px;color:#f00;display:none;height:20px;line-height:20px;background:#fcfcfc"> </div> <input type="text" id="username" onfocus="tips('username','姓名长度最多16个字符')" onblur="outtips()"> Name: <input type="password" id="password" onfocus="tips('password','密码长度必须在3-18位之间')" onblur="outtips()"> Password:
[Ctrl A Select all Note: If you need to introduce external Js, you need to refresh it to execute

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It’s relatively simple, you can do it yourself Written out of boredom, I haven’t written code in a long time. . . .