js写的一个好看的Alert
2013年08月02日
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- <html>
- <head>
- <title>
- </title>
- <style type="text/css">
- *{
- margin:0;padding:0;
- }
- .STYLE1 {color: #F9CADE}
- </style>
- </head>
- <body>
-
- <div class="cecmbody" id="cecmpolicy">
- <div class="leftClass">
- <input type="button" value="点击这里" onclick="sAlert('我是一个渐变的sAlert',this);" />
- </p>
- <p>测试</p><p>测试</p><p>测试</p><p>测试</p>
-
- </div>
- <div class="rightClass">
- </div>
- </div>
- <script type="text/javascript" language="javascript">
- function sAlert(txt){
- var eSrc=(document.all)?window.event.srcElement:arguments[1];
- var shield = document.createElement("DIV");
- shield.id = "shield";
- shield.style.position = "absolute";
- shield.style.left = "0px";
- shield.style.top = "0px";
- shield.style.width = "100%";
- shield.style.height = ((document.documentElement.clientHeight>document.documentElement.scrollHeight)?document.documentElement.clientHeight:document.documentElement.scrollHeight)+"px";
- shield.style.background = "#333";
- shield.style.textAlign = "center";
- shield.style.zIndex = "10000";
- shield.style.filter = "alpha(opacity=0)";
- shield.style.opacity = 0;
- var alertFram = document.createElement("DIV");
- alertFram.id="alertFram";
- alertFram.style.position = "absolute";
- alertFram.style.left = "50%";
- alertFram.style.top = "50%";
- alertFram.style.marginLeft = "-225px" ;
- alertFram.style.marginTop = -75+document.documentElement.scrollTop+"px";
- alertFram.style.width = "450px";
- alertFram.style.height = "150px";
- alertFram.style.background = "#ccc";
- alertFram.style.textAlign = "center";
- alertFram.style.lineHeight = "150px";
- alertFram.style.zIndex = "10001";
- strHtml = "<ul style=/"list-style:none;margin:0px;padding:0px;width:100%/">/n";
- strHtml += " <li style=/"background:#DD828D;text-align:left;padding-left:20px;font-size:14px;font-weight:bold;height:25px;line-height:25px;border:1px solid #F9CADE;/">[系统提示]</li>/n";
- strHtml += " <li style=/"background:#fff;text-align:center;font-size:12px;height:120px;line-height:120px;border-left:1px solid #F9CADE;border-right:1px solid #F9CADE;/">"+txt+"</li>/n";
- strHtml += " <li style=/"background:#fff;text-align:center;font-size:12px;height:120px;line-height:120px;border-left:1px solid #F9CADE;border-right:1px solid #F9CADE;/"><input type=/"text/" value=/"确 定/" /></li>/n";
- strHtml += " <li style=/"background:#FDEEF4;text-align:center;font-weight:bold;height:25px;line-height:25px; border:1px solid #F9CADE;/"><input type=/"button/" value=/"确 定/" id=/"do_OK/" onclick=/"doOk()/" /></li>/n";
- strHtml += "</ul>/n";
- alertFram.innerHTML = strHtml;
- document.body.appendChild(alertFram);
- document.body.appendChild(shield);
- this.setOpacity = function(obj,opacity){
- if(opacity>=1)opacityopacity=opacity/100;
- try{ obj.style.opacity=opacity; }catch(e){}
- try{
- if(obj.filters.length>0&&obj.filters("alpha")){
- obj.filters("alpha").opacity=opacity*100;
- }else{
- obj.style.filter="alpha(opacity=/""+(opacity*100)+"/")";
- }
- }catch(e){}
- }
- var c = 0;
- this.doAlpha = function(){
- if (++c > 20){clearInterval(ad);return 0;}
- setOpacity(shield,c);
- }
- var ad = setInterval("doAlpha()",1);
- this.doOk = function(){
- //alertFram.style.display = "none";
- //shield.style.display = "none";
- document.body.removeChild(alertFram);
- document.body.removeChild(shield);
- eSrc.focus();
- document.body.onselectstart = function(){return true;}
- document.body.oncontextmenu = function(){return true;}
- }
- document.getElementById("do_OK").focus();
- eSrc.blur();
- document.body.onselectstart = function(){return false;}
- document.body.oncontextmenu = function(){return false;}
- }
- </script>
- </body>
- </html>