html中按钮的隐藏属性？
可以尝试如下HTML代码：
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<link rel="STYLESHEET" type="text/css" href="dba_style/buttons.css" />
<title>Untitled Document</title>
</head>
<script type="text/javascript">
function change(){
document.getElementById("save").hidden = "";
document.getElementById("change").hidden = "";
document.getElementById("cancel").hidden = "";
}
</script>
<body>
<form name="form1" method="post" action="">
<div class="buttons">
<button class="regular" name="edit" id="edit" onclick="change();">
<img src="dba_images/textfield_key.png" alt=""/>
Edit
</button>
<button type="submit" class="positive" name="save" id="save" hidden="hidden">
<img src="dba_images/apply2.png" alt=""/>
Save
</button>
<button class="regular" name="change" hidden="hidden" id="change">
<img src="dba_images/textfield_key.png" alt=""/>
change
</button>
<button class="negative" name="cancel" id="cancel" hidden="hidden">
<img src="dba_images/cross.png" alt=""/>
Cancel
</button>
</div>
</form>
</body>
</html>CSS
.buttons a, .buttons button{
display:block;
float:left;
margin:0 7px 0 0;
background-color:#f5f5f5;
border:1px solid #dedede;
border-top:1px solid #eee;
border-left:1px solid #eee;
font-family:"Lucida Grande", Tahoma, Arial, Verdana, sans-serif;
font-size:12px;
line-height:130%;
text-decoration:none;
font-weight:bold;
color:#565656;
cursor:pointer;
padding:5px 10px 6px 7px; /* Links */
}
.buttons button{
width:auto;
overflow:visible;
padding:4px 10px 3px 7px; /* IE6 */
}
.buttons button[type]{
padding:5px 10px 5px 7px; /* Firefox */
line-height:17px; /* Safari */
}
*:first-child+html button[type]{
padding:4px 10px 3px 7px; /* IE7 */
}
.buttons button img, .buttons a img{
margin:0 3px -3px 0 !important;
padding:0;
border:none;
width:16px;
height:16px;
}
/* STANDARD */
button:hover, .buttons a:hover{
background-color:#dff4ff;
border:1px solid #c2e1ef;
color:#336699;
}
.buttons a:active{
background-color:#6299c5;
border:1px solid #6299c5;
color:#fff;
}
/* POSITIVE */
button.positive, .buttons a.positive{
color:#529214;
}
.buttons a.positive:hover, button.positive:hover{
background-color:#E6EFC2;
border:1px solid #C6D880;
color:#529214;
}
.buttons a.positive:active{
background-color:#529214;
border:1px solid #529214;
color:#fff;
}
/* NEGATIVE */
.buttons a.negative, button.negative{
color:#d12f19;
}
.buttons a.negative:hover, button.negative:hover{
background:#fbe3e4;
border:1px solid #fbc2c4;
color:#d12f19;
}
.buttons a.negative:active{
background-color:#d12f19;
border:1px solid #d12f19;
color:#fff;
}
/* REGULAR */
button.regular, .buttons a.regular{
color:#336699;
}
.buttons a.regular:hover, button.regular:hover{
background-color:#dff4ff;
border:1px solid #c2e1ef;
color:#336699;
}
.buttons a.regular:active{
background-color:#6299c5;
border:1px solid #6299c5;
color:#fff;
}回答
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