• 学习JS课后作业代码


    <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
    <html xmlns="http://www.w3.org/1999/xhtml">
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>无标题文档</title>
    <style>
    .dv { 800px; height:600px; text-align:center;}
    .td2 { 80px; height:30px; border:solid #CCC 1px; background:#F00; color:#FFF; text-align:center; position:relative;}
    .dv1 { 150px; height:150px; border:solid #000 3px;}
    .dv2 { 300px; height:250px; border:solid #CCC 20px; position:absolute; top:100px; left:460px; display:none; background:#FFF;}
    .td3 { 30px; height:30px; border:solid #999 1px; text-align:center; color:#FFF;}
    .td4 { 30px; height:30px; border:solid #999 1px; text-align:center; color:#666; background:#CCC;}
    .td5 { 60px; height:30px; border:solid #999 1px; text-align:center; color:#FFF; background:#009;}
    .tb { padding-left:70px; padding-top:20px;}
    </style>
    <script>
    window.onload=function(){
    var td1=document.getElementById("td");
    var dv0=document.getElementById("dva");
    var dv1=document.getElementById("dvv");
    var dv2=document.getElementById("dve");
    var color1=document.getElementById("c1");
    var color2=document.getElementById("c2");
    var color3=document.getElementById("c3");
    var width1=document.getElementById("w1");
    var width2=document.getElementById("w2");
    var width3=document.getElementById("w3");
    var height1=document.getElementById("h1");
    var height2=document.getElementById("h2");
    var height3=document.getElementById("h3");
    var re=document.getElementById("recover");
    var su=document.getElementById("sure");

    td1.onclick=function(){
    dv2.style.display='block';
    dv0.style.background='#999999';
    }

    color1.onclick=function(){
    dv1.style.background='#F00';
    }
    color1.onmouseover=function(){
    color1.style.background='#F00';
    }
    color1.onmouseout=function(){
    color1.style.background='#99CC66';
    }

    color2.onclick=function(){
    dv1.style.background='#FF0';
    }
    color2.onmouseover=function(){
    color2.style.background='#FF0';
    }
    color2.onmouseout=function(){
    color2.style.background='#CCCC00';
    }

    color3.onclick=function(){
    dv1.style.background='#00F';
    }
    color3.onmouseover=function(){
    color3.style.background='#00F';
    }
    color3.onmouseout=function(){
    color3.style.background='#3399CC';
    }

    width1.onclick=function(){
    dv1.style.width='200px';
    }
    width1.onmouseover=function(){
    width1.style.background='#F90';
    }
    width1.onmouseout=function(){
    width1.style.background='#CCC';
    }

    width2.onclick=function(){
    dv1.style.width='300px';
    }
    width2.onmouseover=function(){
    width2.style.background='#F90';
    }
    width2.onmouseout=function(){
    width2.style.background='#CCC';
    }

    width3.onclick=function(){
    dv1.style.width='400px';
    }
    width3.onmouseover=function(){
    width3.style.background='#F90';
    }
    width3.onmouseout=function(){
    width3.style.background='#CCC';
    }

    height1.onclick=function(){
    dv1.style.height='200px';
    }
    height1.onmouseover=function(){
    height1.style.background='#F90';
    }
    height1.onmouseout=function(){
    height1.style.background='#CCC';
    }

    height2.onclick=function(){
    dv1.style.height='300px';
    }
    height2.onmouseover=function(){
    height2.style.background='#F90';
    }
    height2.onmouseout=function(){
    height2.style.background='#CCC';
    }

    height3.onclick=function(){
    dv1.style.height='400px';
    }
    height3.onmouseover=function(){
    height3.style.background='#F90';
    }
    height3.onmouseout=function(){
    height3.style.background='#CCC';
    }

    re.onclick=function(){
    dv1.style.width='150px';
    dv1.style.height='150px';
    dv1.style.background='none';
    }

    su.onclick=function(){
    dv2.style.display='none';
    dv0.style.background='none';
    }
    }
    </script>
    </head>

    <body>
    <div id="dva" class="dv">
    <table>
    <tr>
    <td>
    <strong>请为下面的DIV设置样式:</strong>
    </td>
    <td id="td" class="td2">
    点击设置
    </td>
    </tr>
    </table>
    <div id="dvv" class="dv1">
    </div>
    <div id="dve" class="dv2">
    <table cellspacing="10px">
    <tr>
    <td>请选择背景颜色:</td>
    <td id="c1" class="td3" bgcolor="#99CC66">红</td>
    <td id="c2" class="td3" bgcolor="#CCCC00">黄</td>
    <td id="c3" class="td3" bgcolor="#3399CC">蓝</td>
    </tr>
    <tr>
    <td>请选择宽(px):</td>
    <td id="w1" class="td4">200</td>
    <td id="w2" class="td4">300</td>
    <td id="w3" class="td4">400</td>
    </tr>
    <tr>
    <td>请选择高(px):</td>
    <td id="h1" class="td4">200</td>
    <td id="h2" class="td4">300</td>
    <td id="h3" class="td4">400</td>
    </tr>
    </table>
    <table class="tb" cellspacing="10px">
    <tr>
    <td id="recover" class="td5">恢复</td>
    <td id="sure" class="td5">确定</td>
    </tr>
    </table>
    </div>
    </div>
    </body>
    </html>

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  • 原文地址:https://www.cnblogs.com/etid/p/6927136.html
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