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c#大圣之路笔记——c# 页面加载数据过长等待显示框

2016-03-22 11:51 567 查看 
<script language="javascript">

function ShowWaiting() {
document.getElementById('doing').style.visibility = 'visible';
}
function CloseWaiting() {
document.getElementById('doing').style.visibility = 'hidden';
}
function MyOnload() {
document.getElementById('doing').style.visibility = 'hidden';
}
if (window.onload == null) {
window.onload = MyOnload;
}

</script>
<div id='doing' style='z-index: 12000; left: 0px; width: 100%; cursor: wait; position: absolute;
top: 0px; height: 100%; filter: alpha(opacity=45); opacity: 0.5; color: #000000;
background-color: #FFFFFF;'>
<table width='100%' height='100%' id="Table1">
<tr align='center' valign='middle'>
<td>
<table id="Table2" class="loading">
<tr align='center' valign='middle'>
<td>
<img src="../Images/Waitting.gif" />
</td>
</tr>
</table>
</td>
</tr>
</table>
</div>
this.btnUpload.Attributes.Add("onclick", "ShowWaiting();");
way 2
<script language="javascript">

function Window_Load(Flag) {
if (Flag == 0) {
document.all['Loading'].style.left = (document.documentElement.clientWidth - 250) / 2;
document.all['Loading'].style.top = (document.documentElement.clientHeight - 60) / 2;
document.all['Loading'].style.width = 250;
document.all['Loading'].style.height = 60;
document.all['Loading'].style.display = 'block';
//show the window
}
else {
document.all['Loading'].style.width = 0;
document.all['Loading'].style.height = 0;
document.all['Loading'].style.display = 'none';
//hide the window
}
}

</script>
<body ms_positioning="GridLayout" onload="Window_Load(1)">
<form id="form1" method="post" runat="server" onsubmit="Window_Load(0)">
<table width="100%">
<div id="Loading" style="position:absolute;z-index:3;width:0;height:0;border-width:1;border-style:ridge;background-color:white;padding-top:10px">
<center><table border="0"><tr><td valign="middle">
<img alt="页面提交时出现等待窗口" src="../images/Waitting.gif" border="0" WIDTH="30" HEIGHT="30"></td>
<td>  </td><td valign="middle"><span id=txtLoading0 style="font-size:14px; color: #800080; font-weight: bold;">页面正在加载数据,请稍候...</span>
<br><span id=txtLoading1 style="font-size:14px; color: #800080;">Loading,please wait...</span></td></tr></table></center></div>

                                            

                                        

                        
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