像MSN，QQ，迅雷类似效果的提示窗口-优快云博客

本文链接：https://blog.youkuaiyun.com/InHappy1314/article/details/1680360

本文介绍了一种在网页中实现右下角消息提醒的方法，包括弹窗的显示与隐藏、最小化及最大化等交互功能。

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今天客户要求在系统中加一个消息提醒功能，就是如果有新工作需要办理，在屏幕的右下角弹出如MSN或QQ之类的提醒框。我整理了一下，希望对需要的人会有所帮助。

<HTML>
<HEAD>
<TITLE> 右下角提示窗口 </TITLE>
<META NAME="Keywords" CONTENT="提示窗口">
<META NAME="Description" CONTENT="提示窗口">
<script type="text/javascript">

window.onload = getMsg;
window.onresize = resizeDiv;
window.onerror = function(){}
var divTop,divLeft,divWidth,divHeight,docHeight,docWidth,objTimer,i = 0;

//初始化位置
function resizeDiv()
{
   i+=1;
   //if(i>300) closeDiv() //想不用自动消失由用户来自己关闭所以屏蔽这句
   try
   {
    divHeight = parseInt(document.getElementById("loft_win").offsetHeight,10);
    divWidth = parseInt(document.getElementById("loft_win").offsetWidth,10);
    docWidth = document.body.clientWidth;
    docHeight = document.body.clientHeight;
    document.getElementById("loft_win").style.top = docHeight - divHeight + parseInt(document.body.scrollTop,10);
    document.getElementById("loft_win").style.left = docWidth - divWidth + parseInt(document.body.scrollLeft,10);
   }
   catch(e){}
}

//最小化
function minsizeDiv()
{
   i+=1
   //if(i>300) closeDiv() //想不用自动消失由用户来自己关闭所以屏蔽这句
   try
   {
    divHeight = parseInt(document.getElementById("loft_win_min").offsetHeight,10);
    divWidth = parseInt(document.getElementById("loft_win_min").offsetWidth,10);
    docWidth = document.body.clientWidth;
    docHeight = document.body.clientHeight;
    document.getElementById("loft_win_min").style.top = docHeight - divHeight + parseInt(document.body.scrollTop,10);
    document.getElementById("loft_win_min").style.left = docWidth - divWidth + parseInt(document.body.scrollLeft,10);
   }
   catch(e){}
}

//移动
function moveDiv()
{
try
{
   if(parseInt(document.getElementById("loft_win").style.top,10) <= (docHeight - divHeight + parseInt(document.body.scrollTop,10)))
   {
    window.clearInterval(objTimer);
    objTimer = window.setInterval("resizeDiv()",1);
   }
   divTop = parseInt(document.getElementById("loft_win").style.top,10);
   document.getElementById("loft_win").style.top = divTop -1;
}
   catch(e){}
}

function minDiv()
{
   closeDiv();
   document.getElementById('loft_win_min').style.visibility='visible';
   objTimer = window.setInterval("minsizeDiv()",1);
}

function maxDiv()
{
   document.getElementById('loft_win_min').style.visibility='hidden';
   document.getElementById('loft_win').style.visibility='visible';
   objTimer = window.setInterval("resizeDiv()",1);
   //resizeDiv()
   getMsg();
}

<BODY>


<DIV id="loft_win" style="Z-INDEX:99999; LEFT: 0px; VISIBILITY: hidden;WIDTH: 180px; POSITION: absolute; TOP: 0px; HEIGHT: 100px;">
   <TABLE cellSpacing=0 cellPadding=0 width="100%" bgcolor="#FFFFFF" border=0>
    <TR>
     <td width="100%" valign="top" align="center">
      <table width="100%" height="100%" border="0" cellspacing="0" cellpadding="0">
       <tr>
        <td width="70" class="loft_win_head">提示窗口</td>
        <td width="26" class="loft_win_head"> </td>
        <td align="right" class="loft_win_head">
         <span style="CURSOR: hand;font-size:12px;font-weight:bold;margin-right:4px;" title=最小化 onclick=minDiv() >- </span><span style="CURSOR: hand;font-size:12px;font-weight:bold;margin-right:4px;" title=关闭 onclick=closeDiv() >×</span>
        </td>
       </tr>
      </table>
     </td>
    </TR>
    <TR>
     <TD height="100" align="center" valign="middle" colSpan=3>
      <div id="contentDiv">
       <table width="100%" height="100%" cellpadding="0" cellspacing="0">
        <tr>
         <td align="center" height="100%" bgcolor="whitesmoke">
          <div>
           <a href="http://www.sohu.com" target="_blank">您收到了新工作,<br>请及时办理！</a>
          </div>
         </td>
        </tr>
       </table>
      </div>
     </TD>
    </TR>
   </TABLE>
</DIV>

<DIV id="loft_win_min" style="Z-INDEX:99999; LEFT: 0px; VISIBILITY: hidden;WIDTH: 180px; POSITION: absolute; TOP: 0px;">
   <TABLE cellSpacing=0 cellPadding=0 width="100%" bgcolor="#FFFFFF" border=0>
    <TR>
     <td width="100%" valign="top" align="center">
      <table width="100%" height="100%" border="0" cellspacing="0" cellpadding="0">
       <tr>
        <td width="70" class="loft_win_head">提示窗口</td>
        <td width="26" class="loft_win_head"> </td>
        <td align="right" class="loft_win_head">
         <span title=还原 style="CURSOR: hand;font-size:12px;font-weight:bold;margin-right:4px;" onclick=maxDiv() >□</span><span title=关闭 style="CURSOR: hand;font-size:12px;font-weight:bold;margin-right:4px;" onclick=closeDiv() >×</span>
        </td>
       </tr>
      </table>
     </td>
    </TR>
   </TABLE>
</DIV>

</BODY>
</HTML>