用Javascript作訊息提示框(類似於QQ使用者上線的訊息提示)

來源:互聯網
上載者:User
在開發項目的時候,需要在有使用者訊息的時候提醒使用者,剛好自己的QQ好友上線,QQ自動彈出一個訊息提示,覺得不錯。所以用javascript利用popup作了一個類似的功能。

<html>
<head>
  <title>HTMLPage1</title>
  <meta name="vs_defaultClientScript" content="javascript">
  <meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5";>
  <meta name="GENERATOR" content="Microsoft Visual Studio .NET 7.1">
  <meta name="ProgId" content="VisualStudio.HTML">
  <meta name="Originator" content="Microsoft Visual Studio .NET 7.1">
</head>

<script language =javascript>
   var titlePopup
   var len;
  
   function InitMsgBox()
   { len = 0;
    titlePopup=window.createPopup();
    var titlePopupBody = titlePopup.document.body;
    titlePopupBody.style.border ="solid black 1px";
    var titleContent = "";
    titleContent = titleContent + "<table cellPadding='5' bgcolor='#65c1ff' width='100%' height='100%' border=0 cellspacing=0 cellpadding=0>";
    titleContent = titleContent + "<tr><td align=center><font size = 2>訊息提醒</font></td></tr>";
    titleContent = titleContent + "<tr><td><font size = 2>內容</td></font></tr>";
    titleContent = titleContent + "<tr><td><font size = 2>內容</td></font></tr>";
    titleContent = titleContent + "<tr><td><font size = 2>日期</td></font></tr>";
    titleContent = titleContent + "</table>";    
    titlePopupBody.innerHTML = titleContent;
        
    ShowMsgBox();
   }
      
   function MsgBox()
   {
    len += 4;      
    if (len > 110)
    {  
     window.clearInterval(tID);    
    }        
    else
    {//170固定了訊息提示框的寬度
     titlePopup.show(document.body.clientWidth - 170, document.body.clientHeight - len, 170, len, top.document.body);
    }    
   }
  
   var tID
   function ShowMsgBox()
   {
    tID = window.setInterval("MsgBox()",15);    
   }
</script>

<body MS_POSITIONING="GridLayout">
  <INPUT onclick="InitMsgBox()" id="Button1" style="Z-INDEX: 101; LEFT: 296px; POSITION: absolute; TOP: 344px" type="button"
   value="Button" name="Button1">
</body>
</html>

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