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关闭浏览器弹出提示的兼容问题陈述

2014-04-22 22:06 274 查看
代码一: 在IE好使,在qq浏览器不好使

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>nihao</title>

<script language="javascript">

function htmer()

{

 alert("欢迎再次光临!");

}

</script>

</head>

<body onbeforeunload="return htmer();">

</body>

</html>

代码二: 在IE好使,在qq浏览器不好使

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>nihao</title>

<script language="javascript">

window.onbeforeunload = function()

{

var n = window.event.screenX - window.screenLeft;

var b = n > document.documentElement.scrollWidth-20;

if(b && window.event.clientY < 0 || window.event.altKey)

{

alert("是关闭而非刷新");

window.event.returnValue = "dsfdsf"; // 这里可以放置你想做的操作代码

}else

{

alert("是刷新而非关闭");

}

}

</script>

</head>

<body>

</body>

</html>

代码三: 在IE好使,在qq浏览器不好使

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>nihao</title>

<script language="javascript">

function getEvent() {

if(document.all) return window.event;

func = getEvent.caller;

while(func != null) {

var arg0 = func.arguments[0];

if(arg0) {

if((arg0.constructor == Event || arg0.constructor == MouseEvent) || (typeof(arg0) == "object" && arg0.preventDefault && arg0.stopPropagation)) return arg0;

}

func = func.caller;

}

return null;

}

function ConfirmClose() {

if(window.event)

window.event.returnValue = "确认关闭?";

else

getEvent().preventDefault();//for firefox

}

window.onbeforeunload = function() {

ConfirmClose();

}

</script>

</head>

<body>

</body>

</html>

代码四: 在IE好使,在qq浏览器好使,但是不能定住,出来了提示语,没等点确定按钮,浏览器就关掉了

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>nihao</title>

<script type="text/javascript"> 

function close(evt) //author: sunlei 



    var isIE=document.all?true:false; 

   evt = evt ? evt :(window.event ? window.event : null); 

    if(isIE){//IE浏览器 

        var n = evt.screenX - window.screenLeft; 

       var b = n > document.documentElement.scrollWidth-20; 

        if(b && evt.clientY<0 || evt.altKey){

  alert(1); 

           alert("是关闭而非刷新1"); 

      window.event.returnValue = "确认关闭?";

        } 

       else{ 

    alert(2);

            alert("是刷新而非关闭1"); 

        } 

    } 

    else{//火狐浏览器 

        if(document.documentElement.scrollWidth!=0) {

           alert("是刷新而非关闭2"); 

     alert(2);

     }

       else {

           alert("是关闭而非刷新2");

     } 

    } 



</script>

</head>

<body onunload="close(event);">

</body>

</html>

代码五: 在IE好使,在qq浏览器好使,但是不能定住,出来了提示语,没等点确定按钮,浏览器就关掉了

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>nihao</title>

<script type="text/javascript"> 

$(window).bind('beforeunload',function(){

      if ( /Firefox[\/\s](\d+)/.test(navigator.userAgent) && new Number(RegExp.$1) >= 4) {

          if(confirm('您的内容尚未保存,确定要离开本页吗?')){

              history.go();

          } else{

              window.setTimeout(function() { window.stop(); }, 1);

          }

      } else{

          return '您的内容尚未保存,确定要离开本页吗?';

      }

    });

</script>

</head>

<body onunload="close(event);">

</body>

</html>

代码六: 在IE好使,在qq浏览器刷新好使,关闭不好使

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>nihao</title>

<script>

var UnloadConfirm = {};

UnloadConfirm.MSG_UNLOAD = "数据尚未保存,离开后可能会导致数据丢失\n\n您确定要离开吗?";

UnloadConfirm.set = function(a) {

    window.onbeforeunload = function(b) {

        b = b || window.event;

        b.returnValue = a;

        return a

    }

};

UnloadConfirm.clear = function() {

    fckDraft.delDraftById();

    window.onbeforeunload = function() {}

};

UnloadConfirm.set(UnloadConfirm.MSG_UNLOAD);

</script>

</head>

<body >

</body>

</html>

 代码七: 在IE好使,在qq浏览器刷新好使,关闭不好使

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />

<title>nihao</title>

<script>

function getEve
4000
nt() //同时兼容ie和ff的写法, 这个方法是网上copy的

    {

        if(document.all)   return window.event;

        func=getEvent.caller;

        while(func!=null){

            var arg0=func.arguments[0];

            if(arg0)

            {

                if((arg0.constructor==Event || arg0.constructor ==MouseEvent) || (typeof(arg0)=="object" && arg0.preventDefault && arg0.stopPropagation))

                {

                    return arg0;

                }

            }

            func=func.caller;

        }

        return null;

    }

    function ConfirmClose() {

        if(window.event)

            window.event.returnValue = "在关闭窗口前确认您是否已经保存了信息!";

        else

              getEvent().preventDefault();//for firefox    

     }

    function on_page_loaded()   //自己定义的body的onload事件 

    {

        try{

            if(!window.onbeforeunload )    //为了不覆盖原来的onbeforeunload方法,先判断

                window.onbeforeunload = ConfirmClose;   //todo 增加了窗口关闭前的提示 31.       

    }catch(e){}

    }

 

</script>

</head>

<body onload = on_page_loaded()>

</body>

</html>

 

 

 

 
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