JS实现很酷的EMAIL地址添加功能实例

  作者:bea

本文实例讲述了JS实现很酷的EMAIL地址添加功能的方法。分享给大家供大家参考。具体实现方法如下: 代码如下: <html> <head> <title>JS实现很酷的EMAIL地址添加功能</title> <style type="text/css"> ul{ list-style:none; margin:0; padding:0;} li{ margin:0; padding:0;} #cont
本文实例讲述了JS实现很酷的EMAIL地址添加功能的方法。分享给大家供大家参考。具体实现方法如下:


代码如下:


<html>
<head>
<title>JS实现很酷的EMAIL地址添加功能</title>
<style type="text/css">
ul{ list-style:none; margin:0; padding:0;}
li{ margin:0; padding:0;}
#content{width:100%;}
#sendmail{float:left; width:60%;}
#friendlist{float:left; width:30%;}
#bxAddrFly{position:absolute;height:18px; width:46px;background:#EEE; border:1px #ccc solid;display:none;}
#tbAddrTree{ width:126px; float:left; padding:5px;border:1px #7F9DB9 solid;}
#tbAddrTree li{ width:100%; float:left;}
#tbAddrTree a{backgroud: #fff;width: 100%;color:#494949;text-decoration: none;float:left;}
#tbAddrTree a:hover{background: #e5edf6;}
</style>
<script type="text/javascript">
var ev={};
var flyDiv="bxAddrFly";
var inceptDiv="SendAddress";
var addEvent="addAddress()";
function oo(obj){return (document.getElementById) ? document.getElementById(obj): document.all[obj];}
function isNone(str){return str==null||str==""?true:false}
var Browser = new Object();
Browser.isFirefox = (navigator.userAgent.toLowerCase().indexOf("firefox")!=-1);
if (Browser.isFirefox) { extendEventObject();}
function extendEventObject() {
window.constructor.prototype.__defineGetter__("event", function(){
var o = arguments.callee.caller;
var e;
while(o != null){
e = o.arguments[0];
if(e && (e.constructor == Event || e.constructor == MouseEvent)) return e;
o = o.caller;
}
return null;
});

Event.prototype.__defineGetter__("srcElement", function () { var node = this.target; while (node.nodeType != 1) node = node.parentNode; return node; }); } window.onload = function(){ var addrTree = oo('tbAddrTree'); addrTree.onmouseover = function(){addrTree_event(event)}; addrTree.onmouseout = function(){addrTree_event(event)}; addrTree.onclick = function(){addrTree_event(event)}; } function addrTree_event(e){ var memberID,tr var ee = e.srcElement; if(ee.tagName=="A"&&e.type=="mouseover"){ee.style.textDecoration="underline"} if(ee.tagName=="A"&&e.type=="mouseout"){ee.style.textDecoration=""} if(e.type=="click"&&e.srcElement.tagName=="A"){ var li=ee.parentNode.parentNode; ev.AddInfo="""+li.getAttribute("memberName")+""<""+li.getAttribute("email")+"">" oo(flyDiv).innerHTML=li.getAttribute("memberName"); addrTree_add(e.clientX,e.clientY) } } function addrTree_add(ex,ey){ if(oo(flyDiv).style.display=='none'||oo(flyDiv).style.display==''){oo(flyDiv).style.display='block';} var inceptE = oo(inceptDiv); var inceptEX = inceptE.offsetTop;   var inceptEY = inceptE.offsetLeft;   while(inceptE = inceptE.offsetParent){ inceptEX += inceptE.offsetTop;   inceptEY += inceptE.offsetLeft;   } ev.flyArr=new Array(ex,ey,inceptEX,inceptEY,10); fly(flyDiv,addEvent); }
function fly(flyObj,flyRun){ var obj,a=ev.flyArr,x,y if(flyObj!=null){ if(ev.flyObj!=null){ window.clearTimeout(ev.flyTm); ev.flyObj.style.top=-900; } a[5]=0; ev.flyObj=oo(flyObj); ev.flyRun=flyRun; }
obj=ev.flyObj; if(a[4]==null){a[4]=1} a[5]+=a[4]/Math.sqrt(Math.pow(a[2]-a[0],2)+Math.pow(a[3]-a[1],2)); if(a[5]>1){ obj.style.top=-900; eval(ev.flyRun); ev.flyObj=null; return; }
window.clearTimeout(ev.flyTm); x=(a[2]-a[0])*a[5]+a[0]; y=(a[3]-a[1])*a[5]+a[1]; obj.style.left=x; obj.style.top=y; document.body.style.overflowX="hidden"; ev.flyTm=window.setTimeout("fly()",10) }
function addAddress() { var key=ev.AddInfo; if (oo(inceptDiv).value.indexOf(key)==-1) { oo(inceptDiv).value+=key+","; } } </script> </head> <body> <div id="content">   <div id="sendmail">     <input name="textfield" type="text" id="SendAddress" size="70">   </div>   <div id="friendlist">     <div id="tbAddrTree">       <ul>         <li membername="张三" email="zhangsan@163.com"><nobr><a>张三</a></nobr></li>         <li membername="李四" email="lisi@1126.com"><nobr><a>李四</a></nobr></li>         <li membername="王五" email="wangwu@189.com"><nobr><a>王五</a></nobr></li>       </ul>     </div>     <div id="bxAddrFly"> </div>   </div> </div> <br /> </body> </html>


希望本文所述对大家的javascript程序设计有所帮助。


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