打开一个层后可以拖动

liu_bia · 发表于 2013-1-29 07:37:59

<div class="g_t_left c07 content"><style type="text/css">
body {
margin: 0px;
}
#div1 {
display: none;
position: absolute;
z-index: 1000;
height: 100%;
width: 100%;
background: #CCCCCC;/*遮掩背景的颜色*/
filter:Alpha(opacity=30);/*遮掩背景颜色的透明度*/
}
#div2 {
display: none;
position: absolute;
height: 100%;
width: 100%;
padding-top: 30%;/*离上面的距离*/
z-index: 1001;
}
#div3 {
display: block;
position: absolute;
z-index: 999;
}
</style>
<script type="text/javascript">
//定义移动对象和移动坐标
var Mouse_Obj="none",_x,_y;
//拖动对象函数(自动)
document.onmousemove=function()
{
if(Mouse_Obj!=="none")
{
document.getElementById(Mouse_Obj).style.left=_x+event.x;
document.getElementById(Mouse_Obj).style.top=_y+event.y;
event.returnValue=false;
}
}
//停止拖动函数(自动)
document.onmouseup=function()
{
Mouse_Obj="none";
}
//确定被拖动对象函数 o为被拖动对象
function m(o)
{
Mouse_Obj=o;
_x=parseInt(document.getElementById(Mouse_Obj).style.left)-event.x;
_y=parseInt(document.getElementById(Mouse_Obj).style.top)-event.y;
}
</script>
<body></body>
<div id="div1"></div>

<div id="div2" onmousedown="m(this.id)" style="left: 0px;top: 0px;">
<table width="50%" border="0" cellpadding="3" cellspacing="1" style="background: #0E4A88;
position:static;filter:progid:DXImageTransform.Microsoft.DropShadow(color=#666666,offX=4,offY=4,positives=true)" align="center">
<tr style="cursor: move;">
    <td><font color="#FFFFFF">发表留言：</font></td>
    <td align="right"><input type="button" value="ｘ"  style="cursor: hand;"></td>
</tr>
<tr valign="top">
    <td width="100%" height="150" colspan="2" align="middle" bgcolor="#f6f6f6">
<table width="100%" border="0" cellspacing="0" cellpadding="3">
<form name=lyform method=post action="lyxxs.do">
      <tr>
        <td width="17%" align="center" valign="bottom">姓名</td>
        <td width="83%"><input name="xm" type=text class=textfield size=25 value=""></td>
      </tr>
      <tr>
        <td align="center" valign="middle">留言</td>
        <td><textarea name="ly" cols="60%" rows="5" class=textfield ></textarea></td>
      </tr>
      <tr align="right">
        <td colspan="2"><input type="submit" name="Submit" value="发表留言->"></td>
        </tr>
</form>
    </table>

</td>
</tr>
</table>

</td>
</tr>
</table>
</div>
<div id="div3"><input type="button" value="打开层"
>
</div>

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