根据鼠标位置，动态设置easyui 新打开的window位置
动态设置easyUI window位置。
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Basic Panel - jQuery EasyUI Demo</title>
<link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css">
<link rel="stylesheet" type="text/css" href="../../themes/icon.css">
<link rel="stylesheet" type="text/css" href="../demo.css">
<script type="text/javascript" src="../../jquery.min.js"></script>
<script type="text/javascript" src="../../jquery.easyui.min.js"></script>
</head>
<body>
<div id="target" class="easyui-window" title="title" closed="true" resizable="false"
collapsible="false" minimizable="false" maximizable="false" style="width:500px;height:450px; display: none; ">
</div>
<button type="button" onclick = "openWindow()">打开窗口</button>
<script>
var openWindow = function(){
var e = event || window.event;
var x = e.clientX;
var y = $(document).scrollTop() + 50 ;
$('#target').window({
left: x + "px",
top: y + "px"
});
$('#target').window('open');
}
</script>
</body>
</html>