轉別人的js（二）高級運用--b

(2)普通訪問
window.clipboardData.setData("Text",oSource.innerText);
window.clipboardData.getData("Text");

//操作COOKIE
function SetCookie(sName, sValue)
{
document.cookie = sName + "=" + escape(sValue) + "; ";
}
function GetCookie(sName)
{
var aCookie = document.cookie.split("; ");
for (var i=0; i < aCookie.length; i++)
{
  
  var aCrumb = aCookie.split("=");
  if (sName == aCrumb[0])  
  return unescape(aCrumb[1]);
}
  
}
function DelCookie(sName)
{
document.cookie = sName + "=" + escape(sValue) + "; expires=Fri, 31 Dec 1999 23:59:59 GMT;";
}

//setTimeout增加參數
<script>
var _st = window.setTimeout;
window.setTimeout = function(fRef, mDelay) {
if(typeof fRef == 'function'){
  var argu = Array.prototype.slice.call(arguments,2);
  var f = (function(){ fRef.apply(null, argu); });
  return _st(f, mDelay);
}
return _st(fRef,mDelay);
}
function test(x){
alert(x);
}
window.setTimeout(test,1000,'fason');
</script>

//自定義的apply,call
Function.prototype.apply = function (obj, argu) {
if (obj) obj.constructor.prototype._caller = this;  
var argus = new Array();
for (var i=0;i<argu.length;i++)
  argus = "argu[" + i + "]";
var r;
eval("r = " + (obj ? ("obj._caller(" + argus.join(",") + ");") : ("this(" + argus.join(",") + ");")));
return r;
};
Function.prototype.call = function (obj) {
var argu = new Array();
for (var i=1;i<arguments.length;i++)
  argu = arguments;
return this.apply(obj, argu);
};        
//下載文件
function DownURL(strRemoteURL,strLocalURL)
{
try
{
  var xmlHTTP=new ActiveXObject("Microsoft.XMLHTTP");
  xmlHTTP.open("Get",strRemoteURL,false);
  xmlHTTP.send();
  var adodbStream=new ActiveXObject("ADODB.Stream");
  adodbStream.Type=1;//1=adTypeBinary
  adodbStream.Open();
  adodbStream.write(xmlHTTP.responseBody);
  adodbStream.SaveToFile(strLocalURL,2);
  adodbStream.Close();
  adodbStream=null;
  xmlHTTP=null;
  
}
catch(e)
{
  window.confirm("下載URL出錯!");
}
//window.confirm("下載完成.");
}
//檢驗連接是否有效
function getXML(URL)  
{
var xmlhttp = new ActiveXObject("microsoft.xmlhttp");
xmlhttp.Open("GET",URL, false);  
try
{  
  xmlhttp.Send();
}
catch(e){}
finally  
{
  var result = xmlhttp.responseText;
  if(result)  
  {
   if(xmlhttp.Status==200)
   {
    return(true);
   }
   else  
   {
    return(false);
   }
  }
  else  
  {
   return(false);
  }
}
}

//POST代替FORM
<SCRIPT language="VBScript">
Function URLEncoding(vstrIn)
    strReturn = ""
    For i = 1 To Len(vstrIn)
        ThisChr = Mid(vStrIn,i,1)
        If Abs(Asc(ThisChr)) < &HFF Then
            strReturn = strReturn & ThisChr
        Else
            innerCode = Asc(ThisChr)
            If innerCode < 0 Then
                innerCode = innerCode + &H10000
            End If
            Hight8 = (innerCode  And &HFF00)/ &HFF
            Low8 = innerCode And &HFF
            strReturn = strReturn & "%" & Hex(Hight8) &  "%" & Hex(Low8)
        End If
    Next
    URLEncoding = strReturn
End Function
Function bytes2BSTR(vIn)
    strReturn = ""
    For i = 1 To LenB(vIn)
        ThisCharCode = AscB(MidB(vIn,i,1))
        If ThisCharCode < &H80 Then
            strReturn = strReturn & Chr(ThisCharCode)
        Else
            NextCharCode = AscB(MidB(vIn,i+1,1))
            strReturn = strReturn & Chr(CLng(ThisCharCode) * &H100 + CInt(NextCharCode))
            i = i + 1
        End If
    Next
    bytes2BSTR = strReturn
End Function
dim strA,oReq
strA = URLEncoding("submit1=Submit&text1=中文")
set oReq = CreateObject("MSXML2.XMLHTTP")
oReq.open "POST","http://ServerName/VDir/TstResult.asp",false
oReq.setRequestHeader "Content-Length",Len(strA)
oReq.setRequestHeader "CONTENT-TYPE","application/x-www-form-urlencoded"
oReq.send strA
msgbox bytes2BSTR(oReq.responseBody)
</SCRIPT>
//readyState是xmlhttp返回數據的進度，0=載入中,1=未初始化,2=已載入,3=運行中,4=完成
//組件是否安裝
isComponentInstalled("{6B053A4B-A7EC-4D3D-4567-B8FF8A1A5739}", "componentID"))
www.jiedichina.com 南京捷帝科技
//檢查網頁是否存在
function CheckURL(URL)
{
  var xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
  xmlhttp.Open("GET",URL, false);
  try
  {  
    xmlhttp.Send();  
    var result = xmlhttp.status;
  }
  catch(e) {return(false); }
  if(result==200)
  {  
    return true;
  }
  xmlhttp = null;
  return false;
}

//連接數據庫
<script language="javascript">
  //用 JavaScript 寫服務器端連接數據庫的代碼示例
  var conn = new ActiveXObject("ADODB.Connection");
  conn.Open("Provider=SQLOLEDB.1; Data Source=localhost; User ID=sa; "
    +"Password=; Initial Catalog=pubs");
  var rs = new ActiveXObject("ADODB.Recordset");
  var sql="select * from authors";
  rs.open(sql, conn);
shtml = "<table width='100%' border=1>";
shtml +="<tr bgcolor='#f4f4f4'><td>au_id</td><td>au_lname</td><td>au_fname</td><td>phone</td><td>address</td><td> city</td><td>state</td><td>zip</td></tr>";
  while(!rs.EOF)
  {
shtml += "<tr><td>" + rs("au_id") + "</td><td>" + rs("au_lname") + "</td><td>" + rs("au_fname") + "</td><td>" + rs("phone") + "</td><td>" + rs("address") + "</td><td>" + rs("city") + "</td><td>" + rs("state") + "</td><td>" + rs("zip") + "</td></tr>";
rs.moveNext;
  }
  shtml += "</table>";
  document.write(shtml);
  rs.close();  
  rs = null;  
  conn.close();  
  conn = null;
</script>

//使用數據島
<html>
<body>
srno：<input type=text datasrc=#xmldate DataFLD=srno size="76"><BR>
times：<input type=text datasrc=#xmldate DataFLD=times size="76"><BR>
<input id="first" TYPE=button value="<<　第一條記錄" οnclick="xmldate.recordset.moveFirst()">
<input id="prev" TYPE=button value="<上一條記錄" οnclick="xmldate.recordset.movePrevious()">  
<input id="next" TYPE=button value="下一條記錄>" οnclick="xmldate.recordset.moveNext()">  
<input id="last" TYPE=button value="最後一條記錄>>" οnclick="xmldate.recordset.moveLast()">    
<input id="Add" TYPE=button value="添加新記錄" οnclick="xmldate.recordset.addNew()">  
<XML ID="xmldate">
<infolist>
<info ><srno>20041025-01</srno><times>null</times></info>
<info ><srno>20041101-09</srno><times>2004年10月1日2點22分0秒</times></info>
</infolist>
</XML>
</body>
</html>

//獲得參數
<body>
<a href="javascript:location.href=location.href + '?a=1&b=2'">search</a>
<script language="JavaScript">
<!--
var a = location.search.substr(1);
if(a.length>0)
{
var re = /([^&]*?)/=([^&]*)/g
var s = a.match(re);
for(var i= 0;i<s.length;i++)
{
  alert(s);
  alert(s.split("=")[1]);
}
}
//-->
</script>
</body>

//可編輯SELECT
<input type=text name=re_name style="width:100px;height:21px;font-size:10pt;"><span style="width:18px;border:0px solid red;"><select name="r00" style="margin-left:-100px;width:118px; background-color:#FFEEEE;" onChange="document.all.re_name.value=this.value;">
                <option value="1">11111111<option>
                <option value="2">222222</option>
                <option value="3">333333</option>
              </select>
              </span>

//設置光標位置
function getCaret(textbox)
{
var control = document.activeElement;
textbox.focus();
var rang = document.selection.createRange();
  rang.setEndPoint("StartToStart",textbox.createTextRange())
control.focus();
return rang.text.length;
}
function setCaret(textbox,pos)
{
try
{
  var r =textbox.createTextRange();
   r.moveStart('character',pos);
   r.collapse(true);
   r.select();
}
catch(e)
{}
}
function selectLength(textbox,start,len)
{
try
{
  var r =textbox.createTextRange();
  
  r.moveEnd('character',len-(textbox.value.length-start));
  r.moveStart('character',start);
  
  r.select();
}
catch(e)
{//alert(e.description)}
}
function insertAtCaret(textbox,text)
{
textbox.focus();
document.selection.createRange().text = text;
}
//頁內查找
function findInPage(str)
{
var txt, i, found,n = 0;
if (str == "")
{
  return false;
}
txt = document.body.createTextRange();
for (i = 0; i <= n && (found = txt.findText(str)) != false; i++)
{
  txt.moveStart("character", 1);
  txt.moveEnd("textedit");
}
if (found)
{
  txt.moveStart("character", -1);
  txt.findText(str);
  txt.select();
  txt.scrollIntoView();
  n++;  
}
else
{
  if (n > 0)
  {
   n = 0;
   findInPage(str);
  }
  else
  {
   alert(str + "...            您要找的文字不存在。/n /n請試着輸入頁面中的關鍵字再次查找！");
  }
}
return false;
}


//操作EXECL
<script language="javascript">
function jStartExcel() {
var xls = new ActiveXObject ( "Excel.Application" );
xls.visible = true;
var newBook = xls.Workbooks.Add;
newBook.Worksheets.Add;
newBook.Worksheets(1).Activate;
xls.ActiveWorkBook.ActiveSheet.PageSetup.Orientation = 2;
xls.ActiveWorkBook.ActiveSheet.PageSetup.PaperSize = 5;
newBook.Worksheets(1).Columns("A").columnwidth=50;
newBook.Worksheets(1).Columns("A").WrapText = true;
newBook.Worksheets(1).Columns("B").columnwidth=50;
newBook.Worksheets(1).Columns("B").WrapText = true;
newBook.Worksheets(1).Range("A1:B1000").NumberFormat = "0";
newBook.Worksheets(1).Range("A1:B1000").HorizontalAlignment = -4131;
newBook.Worksheets(1).Cells(1,1).Interior.ColorIndex="15";
newBook.Worksheets(1).Cells(1,1).value="First Column, First Cell";
newBook.Worksheets(1).Cells(2,1).value="First Column, Second Cell";
newBook.Worksheets(1).Cells(1,2).value="Second Column, First Cell";
newBook.Worksheets(1).Cells(2,2).value="Second Column, Second Cell";
newBook.Worksheets(1).Name="My First WorkSheet";
}
</script>

//自定義提示條
<a href="#" title="這是提示">tip</a>
<script Language="JavaScript">
//***********默認設置定義.*********************
tPopWait=50;//停留tWait豪秒後顯示提示。
tPopShow=5000;//顯示tShow豪秒後關閉提示
showPopStep=20;
popOpacity=99;
//***************內部變量定義*****************
sPop=null;
curShow=null;
tFadeOut=null;
tFadeIn=null;
tFadeWaiting=null;
document.write("<style type='text/css'id='defaultPopStyle'>");
document.write(".cPopText {  background-color: #F8F8F5;color:#000000; border: 1px #000000 solid;font-color: font-size: 12px; padding-right: 4px; padding-left: 4px; height: 20px; padding-top: 2px; padding-bottom: 2px; filter: Alpha(Opacity=0)}");
document.write("</style>");
document.write("<div id='dypopLayer' style='position:absolute;z-index:1000;' class='cPopText'></div>");
function showPopupText(){
var o=event.srcElement;
MouseX=event.x;
MouseY=event.y;
if(o.alt!=null && o.alt!=""){o.dypop=o.alt;o.alt=""};
        if(o.title!=null && o.title!=""){o.dypop=o.title;o.title=""};
if(o.dypop!=sPop) {
sPop=o.dypop;
clearTimeout(curShow);
clearTimeout(tFadeOut);
clearTimeout(tFadeIn);
clearTimeout(tFadeWaiting);
if(sPop==null || sPop=="") {
dypopLayer.innerHTML="";
dypopLayer.style.filter="Alpha()";
dypopLayer.filters.Alpha.opacity=0;
}
else {
if(o.dyclass!=null) popStyle=o.dyclass  
else popStyle="cPopText";
curShow=setTimeout("showIt()",tPopWait);
}
}
}
function showIt(){
dypopLayer.className=popStyle;
dypopLayer.innerHTML=sPop;
popWidth=dypopLayer.clientWidth;
popHeight=dypopLayer.clientHeight;
if(MouseX+12+popWidth>document.body.clientWidth) popLeftAdjust=-popWidth-24
else popLeftAdjust=0;
if(MouseY+12+popHeight>document.body.clientHeight) popTopAdjust=-popHeight-24
else popTopAdjust=0;
dypopLayer.style.left=MouseX+12+document.body.scrollLeft+popLeftAdjust;
dypopLayer.style.top=MouseY+12+document.body.scrollTop+popTopAdjust;
dypopLayer.style.filter="Alpha(Opacity=0)";
fadeOut();
}
function fadeOut(){
if(dypopLayer.filters.Alpha.opacity<popOpacity) {
dypopLayer.filters.Alpha.opacity+=showPopStep;
tFadeOut=setTimeout("fadeOut()",1);
}
else {
dypopLayer.filters.Alpha.opacity=popOpacity;
tFadeWaiting=setTimeout("fadeIn()",tPopShow);
}
}
function fadeIn(){
if(dypopLayer.filters.Alpha.opacity>0) {
dypopLayer.filters.Alpha.opacity-=1;
tFadeIn=setTimeout("fadeIn()",1);
}
}
document.οnmοuseοver=showPopupText;
</script>

//插入文字
document.onclick =function(){  
var oSource = window.event.srcElement;  
if(oSource.tagName!="DIV")  
return false;  
var sel = document.selection;  
if (sel!=null) {  
var rng = sel.createRange();  
if (rng!=null)  
rng.pasteHTML("<font color=red>插入文字</font>");  
}  
}  

//netscapte下操作xml
doc = new ActiveXObject("Msxml2.DOMDocument");
doc = new ActiveXObject("Microsoft.XMLDOM")
->>
doc = (new DOMParser()).parseFromString(sXML,'text/xml')

//禁止FSO
1.註銷組件
regsvr32 /u scrrun.dll
2.修改PROGID  
HKEY_CLASSES_ROOT/Scripting.FileSystemObject
Scripting.FileSystemObject
3.對於使用object的用戶，修改HKEY_CLASSES_ROOT/Scripting.

//省略號
<DIV STYLE="width: 120px; height: 50px; border: 1px solid blue;
            overflow: hidden; text-overflow:ellipsis">
<NOBR>就是比如有一行文字，很長，表格內一行顯示不下.</NOBR>
</DIV>

//判斷鍵值
<html>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312">
<head>
<script language="javascript">
var ie  =navigator.appName=="Microsoft Internet Explorer"?true:false;
  
function keyDown(e)
{
if(!ie)
{
  var nkey=e.which;
  var iekey='現在是ns瀏覽器';
  var realkey=String.fromCharCode(e.which);
}
if(ie)
{
  var iekey=event.keyCode;
  var nkey='現在是ie瀏覽器';
  var realkey=String.fromCharCode(event.keyCode);
  if(event.keyCode==32){realkey='/' 空格/''}
  if(event.keyCode==13){realkey='/' 回車/''}
  if(event.keyCode==27){realkey='/' Esc/''}
  if(event.keyCode==16){realkey='/' Shift/''}
  if(event.keyCode==17){realkey='/' Ctrl/''}
  if(event.keyCode==18){realkey='/' Alt/''}
}
alert('ns瀏覽器中鍵值:'+nkey+'/n'+'ie瀏覽器中鍵值:'+iekey+'/n'+'實際鍵爲'+realkey);
}
document.onkeydown = keyDown;
</script>
</head>
<body>
//Javascript Document.
<hr>
<center>
<h3>請按任意一個鍵。。。。</h3>
</center>
</body>
</html>

//檢測media play版本
<IE:clientCaps ID="oClientCaps" style="{behavior:url(#default#clientcaps)}" />
<SCRIPT>
var flash="";
    WMPVersion= oClientCaps.getComponentVersion("{22D6F312-B0F6-11D0-94AB-0080C74C7E95}","ComponentID");  
    if (WMPVersion != "") {
    flash = "";
    var version = WMPVersion.split(",");
    var i;
    for (i = 0; i < version.length; i++) {
      if (i != 0)
    flash += ".";
      flash += version;
    }
     document.write("您的Windows Media Player 版本是:"+flash+"<p>");
  }
</SCRIPT>

//圖象按比例
<script language="JavaScript">
<!--
//圖片按比例縮放
var flag=false;
function DrawImage(ImgD){
var image=new Image();
var iwidth = 80;  //定義允許圖片寬度
var iheight = 80;  //定義允許圖片高度
image.src=ImgD.src;
if(image.width>0 && image.height>0){
flag=true;
if(image.width/image.height>= iwidth/iheight){
  if(image.width>iwidth){  
  ImgD.width=iwidth;
  ImgD.height=(image.height*iwidth)/image.width;
  }else{
  ImgD.width=image.width;  
  ImgD.height=image.height;
  }
  ImgD.alt=image.width+"×"+image.height;
  }
else{
  if(image.height>iheight){  
  ImgD.height=iheight;
  ImgD.width=(image.width*iheight)/image.height;  
  }else{
  ImgD.width=image.width;  
  ImgD.height=image.height;
  }
  ImgD.alt=image.width+"×"+image.height;
  }
}
}  
//-->
</script>
<img src=".." onload = "DrawImage(this)">

//細線SELECT
<span style="border:1px solid #000000; position:absolute; overflow:hidden;" >
<select style="margin:-2px;">
<option>1111</option>
<option>11111111111111</option>
<option>111111111</option>
</select></span>

//Import
function Import() {
for( var i=0; i<arguments.length; i++ ) {
  var file = arguments;
  if ( file.match(//.js$/i))  
   document.write('<script type=/"text/javascript/" src=/"' + file + '/"></sc' + 'ript>');
  else
   document.write('<style type=/"text/css/">@import /"' + file + '/" ;</style>');
}
};

//js枚舉
function getComputerName()
{
var objWMIService = GetObject("Winmgmts:root/cimv2");
for(e = new Enumerator(objWMIService) ; !e.atEnd() ; e.moveNext())
{
    var getComputer = e.item();
    return getComputer.Name;
}
}

//條件編譯
<script language=javascript>
/*@cc_on @*/
/*@if (@_win32 && @_jscript_version>5)
function window.confirm(str)
{
    execScript("n = msgbox('"+ str +"', 257)", "vbscript");
    return(n == 1);
}
@end @*/
</script>

//取得innerText

<SCRIPT LANGUAGE="JavaScript">
<!--
var xmlDoc = new ActiveXObject("Msxml2.DOMDocument.4.0");
var currNode;
xmlDoc.async = false;
xmlDoc.async = false;
xmlDoc.loadXML("<TABLENAME>      你好你阿三    大法     司法等四              </TABLENAME>");
currNode = xmlDoc.documentElement;
    
  var s = currNode.xml;
  var r = //<([^/>/s]*?)[^/>]*?/>([^/<]*?)/<///1/>/
  var b = s.replace(r,"$2");
  alert(b);
//-->
</SCRIPT>

//mergeAttributes 複製所有讀/寫標籤屬性到指定元素。
<SCRIPT>
function fnMerge(){
oSource.children[1].mergeAttributes(oSource.children[0]);
}
</SCRIPT>
<SPAN ID=oSource>
<DIV
ID="oDiv"
ATTRIBUTE1="true"
ATTRIBUTE2="true"
οnclick="alert('click');"
οnmοuseοver="this.style.color='#0000FF';"
οnmοuseοut="this.style.color='#000000';"
>
This is a sample <B>DIV</B> element.
</DIV>
<DIV ID="oDiv2">
This is another sample <B>DIV</B> element.
</DIV>
</SPAN>
<INPUT
TYPE="button"
VALUE="Merge Attributes"
οnclick="fnMerge()"
>