<html>
<head>
<title>Page Title</title>
<style>...
.drag {...}{
cursor: move;
}
.box {...}{
margin: 0px;
width: 200px;
border: 1px solid #ccc;
}
.box h3.title {...}{
margin: 0px;
width: 100%;
background-color: #ccc;
}
.box div.content {...}{
margin: 0px;
width: 100%;
text-align: left;
}
</style>
<script type="text/javascript">...
//GreatGhoul
//兼容ff, ie
//要拖动的对象的title设置为'dragable'
//拖动点的class设置为'drag'，拖动点必须为可拖动对象的子节点
var DragableObj = ...{
handle: null,
dx: 0,
dy: 0,
init: function(e) ...{
e = e || event;
this.handle = e.target || e.srcElement;
if (this.handle.className.indexOf('drag') == -1) return;
while (this.handle.tagName != 'HTML' && this.handle.title != "dragable") ...
{
this.handle = this.handle.parentNode || this.handle.parentElement;
}
if (this.handle.title != 'dragable') return;
this.handle.style.position = 'relative';
this.dx = parseInt(this.handle.style.left + 0) - e.clientX;
this.dy = parseInt(this.handle.style.top + 0) - e.clientY;
document.onmousemove = DragableObj.drag;
},
drag: function(e) ...{
e = e || event;
if (this.handle != null) ...{
this.handle.style.left = (e.clientX + this.dx) + 'px';
this.handle.style.top = (e.clientY + this.dy) + 'px';
}
},
drop: function(e) ...{
this.handle = null;
document.onmousemove = null;
}
};
document.onmousedown = DragableObj.init;
document.onmouseup = DragableObj.drop;
document.onselectstart = function(e) ...{
e = e || event;
eo = e.target || event.srcElement;
if (eo.className.indexOf('drag') != -1) return false;
};
</script>
</head>
<body>
<br>例１：
<div class="box" title="dragable">
<h3 class="drag title">拖动标题</h3>
<div class="content">内容</div>
</div>
<br>例２：
<div class="drag" title="dragable">拖动我</div>
</body>
</html>
