JS onchange事件
<select name="" id="yinliao"> <option value="0">白开水</option> <option value="1">矿泉水</option> <option value="2">白酒</option> <option value="3"...
<select name="" id="yinliao"> <option value="0">白开水</option> <option value="1">矿泉水</option> <option value="2">白酒</option> <option value="3"...
input{ width:200px; height:20px; border:solid 1px #ddd; } <input type="text" /> <input type="text" /> <input type="text" /> <input type="text" id="username" /> <...
键盘事件<input type="text" id="username" value="iloveyou"> <script type="text/javascript"> //获取元素 var username = document.getElementById('username'); // on 当...时候 key按键 down向下的 ...
<style> * { margin:0px; padding:0px; } #move { width:200px; height:200px; background:orange; position:absolute; } </style> <div id="move"></div> <sc...
<style> #big { width:400px; height:400px; background:orange; position:absolute; } #small { width:100px; height:300px; backgrou...
<div style="width:300px;height:300px;background:#456"></div> var div = document.getElementsByTagName('div')[0]; //绑定事件 div.onmousedown = function() { alert('鼠标被按下了啊!!!'); } div.onmou...
<style type="text/css"> *{ margin:0px; padding:0px; } div{ position:absolute; } </style> <div style="width:200px;height:200px;color:white;background:#345678;font-size:20px;"...
<div style="width:400px;height:400px;background:#123456"></div> <script type="text/javascript"> var div = document.getElementsByTagName('div')[0]; //绑定事件 on 当...时候 mouse鼠标 ...
<style type="text/css"> *{ margin:0px; padding:0px; } ul{ height:auto; width:120px; border:solid 1px #ddd; display:none; position:absolute; } li{ list-style:none;...
<div ondblclick="run(this)" style="width:200px;height:200px;background:#234567"> </div> <script type="text/javascript"> function run(obj) { obj.style.float = 'right'; } </scri...