这里有新鲜出炉的 Javascript 教程,程序狗速度看过来!
Javascript 是一种由 Netscape 的 LiveScript 发展而来的原型化继承的基于对象的动态类型的区分大小写的客户端脚本语言,主要目的是为了解决服务器端语言,比如 Perl,遗留的速度问题,为客户提供更流畅的浏览效果。
- //定义当前是否大写的状态
- window.onload=
- function()
- {
- password1=null;
- initCalc();
- }
- var CapsLockValue=0;
- var check;
- function setVariables() {
- tablewidth=630; // logo width, in pixels
- tableheight=20; // logo height, in pixels
- if (navigator.appName == "Netscape") {
- horz=".left";
- vert=".top";
- docStyle="document.";
- styleDoc="";
- innerW="window.innerWidth";
- innerH="window.innerHeight";
- offsetX="window.pageXOffset";
- offsetY="window.pageYOffset";
- }
- else {
- horz=".pixelLeft";
- vert=".pixelTop";
- docStyle="";
- styleDoc=".style";
- innerW="document.body.clientWidth";
- innerH="document.body.clientHeight";
- offsetX="document.body.scrollLeft";
- offsetY="document.body.scrollTop";
- }
- }
- function checkLocation() {
- if (check) {
- objectXY="softkeyboard";
- var availableX=eval(innerW);
- var availableY=eval(innerH);
- var currentX=eval(offsetX);
- var currentY=eval(offsetY);
- x=availableX-tablewidth+currentX;
- //y=availableY-tableheight+currentY;
- y=currentY;
- evalMove();
- }
- setTimeout("checkLocation()",0);
- }
- function evalMove() {
- //eval(docStyle + objectXY + styleDoc + horz + "=" + x);
- eval(docStyle + objectXY + styleDoc + vert + "=" + y);
- }
- self.onError=null;
- currentX = currentY = 0;
- whichIt = null;
- lastScrollX = 0; lastScrollY = 0;
- NS = (document.layers) ? 1 : 0;
- IE = (document.all) ? 1: 0;
- function heartBeat() {
- if(IE) { diffY = document.body.scrollTop; diffX = document.body.scrollLeft; }
- if(NS) { diffY = self.pageYOffset; diffX = self.pageXOffset; }
- if(diffY != lastScrollY) {
- percent = .1 * (diffY - lastScrollY);
- if(percent > 0) percent = Math.ceil(percent);
- else percent = Math.floor(percent);
- if(IE) document.all.softkeyboard.style.pixelTop += percent;
- if(NS) document.softkeyboard.top += percent;
- lastScrollY = lastScrollY + percent;}
- if(diffX != lastScrollX) {
- percent = .1 * (diffX - lastScrollX);
- if(percent > 0) percent = Math.ceil(percent);
- else percent = Math.floor(percent);
- if(IE) document.all.softkeyboard.style.pixelLeft += percent;
- if(NS) document.softkeyboard.left += percent;
- lastScrollX = lastScrollX + percent; } }
- function checkFocus(x,y) {
- stalkerx = document.softkeyboard.pageX;
- stalkery = document.softkeyboard.pageY;
- stalkerwidth = document.softkeyboard.clip.width;
- stalkerheight = document.softkeyboard.clip.height;
- if( (x > stalkerx && x < (stalkerx+stalkerwidth)) && (y > stalkery && y < (stalkery+stalkerheight))) return true;
- else return false;}
- function grabIt(e) {
- check = false;
- if(IE) {
- whichIt = event.srcElement;
- while (whichIt.id.indexOf("softkeyboard") == -1) {
- whichIt = whichIt.parentElement;
- if (whichIt == null) { return true; } }
- whichIt.style.pixelLeft = whichIt.offsetLeft;
- whichIt.style.pixelTop = whichIt.offsetTop;
- currentX = (event.clientX + document.body.scrollLeft);
- currentY = (event.clientY + document.body.scrollTop);
- } else {
- window.captureEvents(Event.MOUSEMOVE);
- if(checkFocus (e.pageX,e.pageY)) {
- whichIt = document.softkeyboard;
- StalkerTouchedX = e.pageX-document.softkeyboard.pageX;
- StalkerTouchedY = e.pageY-document.softkeyboard.pageY;} }
- return true; }
- function moveIt(e) {
- if (whichIt == null) { return false; }
- if(IE) {
- newX = (event.clientX + document.body.scrollLeft);
- newY = (event.clientY + document.body.scrollTop);
- distanceX = (newX - currentX); distanceY = (newY - currentY);
- currentX = newX; currentY = newY;
- whichIt.style.pixelLeft += distanceX;
- whichIt.style.pixelTop += distanceY;
- if(whichIt.style.pixelTop < document.body.scrollTop) whichIt.style.pixelTop = document.body.scrollTop;
- if(whichIt.style.pixelLeft < document.body.scrollLeft) whichIt.style.pixelLeft = document.body.scrollLeft;
- if(whichIt.style.pixelLeft > document.body.offsetWidth - document.body.scrollLeft - whichIt.style.pixelWidth - 20) whichIt.style.pixelLeft = document.body.offsetWidth - whichIt.style.pixelWidth - 20;
- if(whichIt.style.pixelTop > document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5) whichIt.style.pixelTop = document.body.offsetHeight + document.body.scrollTop - whichIt.style.pixelHeight - 5;
- event.returnValue = false;
- } else {
- whichIt.moveTo(e.pageX-StalkerTouchedX,e.pageY-StalkerTouchedY);
- if(whichIt.left < 0+self.pageXOffset) whichIt.left = 0+self.pageXOffset;
- if(whichIt.top < 0+self.pageYOffset) whichIt.top = 0+self.pageYOffset;
- if( (whichIt.left + whichIt.clip.width) >= (window.innerWidth+self.pageXOffset-17)) whichIt.left = ((window.innerWidth+self.pageXOffset)-whichIt.clip.width)-17;
- if( (whichIt.top + whichIt.clip.height) >= (window.innerHeight+self.pageYOffset-17)) whichIt.top = ((window.innerHeight+self.pageYOffset)-whichIt.clip.height)-17;
- return false;}
- return false; }
- function dropIt() {whichIt = null;
- if(NS) window.releaseEvents (Event.MOUSEMOVE);
- return true; }
- if(NS) {window.captureEvents(Event.MOUSEUP|Event.MOUSEDOWN);
- window.onmousedown = grabIt;
- window.onmousemove = moveIt;
- window.onmouseup = dropIt; }
- if(IE) {
- document.onmousedown = grabIt;
- document.onmousemove = moveIt;
- document.onmouseup = dropIt; }
- // if(NS || IE) action = window.setInterval("heartBeat()",1);
- document.write("<DIV align=center id=\"softkeyboard\" name=\"softkeyboard\" style=\"position:absolute; left:0px; top:0px; width:500px; z-index:180;display:none\"> <table id=\"CalcTable\" width=\"\" border=\"0\" align=\"center\" cellpadding=\"0\" cellspacing=\"0\" bgcolor=\"\"> <FORM id=Calc name=Calc action=\"\" method=post autocomplete=\"off\"> <tr> <td title=\"为了保证后台登陆安全,建议使用密码输入器输入密码!\" align=\"right\" valign=\"middle\" bgcolor=\"\" style=\"cursor: default;height:30\"> <INPUT type=hidden value=\"\" name=password> <INPUT type=hidden value=ok name=action2> <font style=\"font-size:13px;\">phperz</font> 密码输入器 <INPUT style=\"width:100px;height:20px;background-color:#54BAF1;\" type=button value=\"使用键盘输入\" bgtype=\"1\" onclick=\"password1.readOnly=0;password1.focus();softkeyboard.style.display='none';password1.value='';\"><span style=\"width:2px;\"></span></td> </tr> <tr align=\"center\"> <td align=\"center\" bgcolor=\"#FFFFFF\"> <table align=\"center\" width=\"%\" border=\"0\" cellspacing=\"1\" cellpadding=\"0\">\n <tr align=\"left\" valign=\"middle\"> \n <td> <input type=button value=\" ~ \"></td>\n <td> <input type=button value=\" ! \"></td>\n <td> <input type=button value=\" @ \"></td>\n <td> <input type=button value=\" # \"></td>\n <td> <input type=button value=\" $ \"></td>\n <td> <input type=button value=\" % \"></td>\n <td> <input type=button value=\" ^ \"></td>\n <td> <input type=button value=\" & \"></td>\n <td> <input type=button value=\" * \"></td>\n <td> <input type=button value=\" ( \"></td>\n <td> <input type=button value=\" ) \"></td>\n <td> <input type=button value=\" _ \"></td>\n <td> <input type=button value=\" + \"></td>\n <td> <input type=button value=\" | \"></td>\n <td colspan=\"1\" rowspan=\"2\"> <input name=\"button10\" type=button value=\" 退格\" onclick=\"setpassvalue();\" onDblClick=\"setpassvalue();\" style=\"width:100px;height:42px\"> \n </td>\n </tr>\n <tr align=\"left\" valign=\"middle\"> \n <td> <input type=button value=\" ` \"></td>\n <td> <input type=button value=\" 1 \"></td>\n <td> <input type=button value=\" 2 \"></td>\n <td> <input type=button value=\" 3 \"></td>\n <td> <input type=button value=\" 4 \"></td>\n <td> <input type=button value=\" 5 \"></td>\n <td> <input type=button value=\" 6 \"></td>\n <td> <input type=button value=\" 7 \"></td>\n <td> <input type=button value=\" 8 \"></td>\n <td> <input type=button value=\" 9 \"></td>\n <td> <input name=\"button6\" type=button value=\" 0 \"></td>\n <td> <input type=button value=\" - \"></td>\n <td> <input type=button value=\" = \"></td>\n <td> <input type=button value=\" \\ \"></td>\n <td> </td>\n </tr>\n <tr align=\"left\" valign=\"middle\"> \n <td> <input type=button value=\" q \"></td>\n <td> <input type=button value=\" w \"></td>\n <td> <input type=button value=\" e \"></td>\n <td> <input type=button value=\" r \"></td>\n <td> <input type=button value=\" t \"></td>\n <td> <input type=button value=\" y \"></td>\n <td> <input type=button value=\" u \"></td>\n <td> <input type=button value=\" i \"></td>\n <td> <input type=button value=\" o \"></td>\n <td> <input name=\"button8\" type=button value=\" p \"></td>\n <td> <input name=\"button9\" type=button value=\" { \"></td>\n <td> <input type=button value=\" } \"></td>\n <td> <input type=button value=\" [ \"></td>\n <td> <input type=button value=\" ] \"></td>\n <td><input name=\"button9\" type=button onClick=\"capsLockText();setCapsLock();\" onDblClick=\"capsLockText();setCapsLock();\" value=\"切换大/小写\" style=\"width:100px;\"></td>\n </tr>\n <tr align=\"left\" valign=\"middle\"> \n <td> <input type=button value=\" a \"></td>\n <td> <input type=button value=\" s \"></td>\n <td> <input type=button value=\" d \"></td>\n <td> <input type=button value=\" f \"></td>\n <td> <input type=button value=\" g \"></td>\n <td> <input type=button value=\" h \"></td>\n <td> <input type=button value=\" j \"></td>\n <td> <input name=\"button3\" type=button value=\" k \"></td>\n <td> <input name=\"button4\" type=button value=\" l \"></td>\n <td> <input name=\"button5\" type=button value=\" : \"></td>\n <td> <input name=\"button7\" type=button value=\" " \"></td>\n <td> <input type=button value=\" ; \"></td>\n <td> <input type=button value=\" ' \"></td>\n <td rowspan=\"2\" colspan=\"2\"> <input name=\"button12\" type=button onclick=\"OverInput();\" value=\" 确定 \" style=\"width:130px;height:42\"></td>\n </tr>\n <tr align=\"left\" valign=\"middle\"> \n <td> <input name=\"button2\" type=button value=\" z \"></td>\n <td> <input type=button value=\" x \"></td>\n <td> <input type=button value=\" c \"></td>\n <td> <input type=button value=\" v \"></td>\n <td> <input type=button value=\" b \"></td>\n <td> <input type=button value=\" n \"></td>\n <td> <input type=button value=\" m \"></td>\n <td> <input type=button value=\" < \"></td>\n <td> <input type=button value=\" > \"></td>\n <td> <input type=button value=\" ? \"></td>\n <td> <input type=button value=\" , \"></td>\n <td> <input type=button value=\" . \"></td>\n <td> <input type=button value=\" / \"></td>\n </tr>\n </table></td> </FORM> </tr> </table></DIV>")
- //给输入的密码框添加新值
- function addValue(newValue)
- {
- if (CapsLockValue==0)
- {
- var str=Calc.password.value;
- if(str.length<password1.maxLength)
- {
- Calc.password.value += newValue;
- }
- if(str.length<=password1.maxLength)
- {
- password1.value=Calc.password.value;
- }
- }
- else
- {
- var str=Calc.password.value;
- if(str.length<password1.maxLength)
- {
- Calc.password.value += newValue.toUpperCase();
- }
- if(str.length<=password1.maxLength)
- {
- password1.value=Calc.password.value;
- }
- }
- }
- //实现BackSpace键的功能
- function setpassvalue()
- {
- var longnum=Calc.password.value.length;
- var num
- num=Calc.password.value.substr(0,longnum-1);
- Calc.password.value=num;
- var str=Calc.password.value;
- password1.value=Calc.password.value;
- }
- //输入完毕
- function OverInput()
- {
- //m_pass.mempass.value=Calc.password.value;
- var str=Calc.password.value;
- password1.value=Calc.password.value;
- //alert(theForm.value);
- //theForm.value=m_pass.mempass.value;
- softkeyboard.style.display="none";
- Calc.password.value="";
- password1.readOnly=1;
- //password1.value=Calc.password.value;
- }
- //关闭软键盘
- function closekeyboard(theForm)
- {
- //eval("var theForm="+theForm+";");
- //theForm.value="";
- softkeyboard.style.display="none";
- //Calc.password.value="";
- }
- //显示软键盘
- function showkeyboard()
- {
- if(event.y+140)
- softkeyboard.style.top=event.y+document.body.scrollTop+15;
- if((event.x-250)>0)
- {
- softkeyboard.style.left=event.x-250;
- }
- else
- {
- softkeyboard.style.left=0;
- }
- softkeyboard.style.display="block";
- password1.readOnly=1;
- password1.blur();
- //password1.value="";
- }
- //设置是否大写的值
- function setCapsLock()
- {
- if (CapsLockValue==0)
- {
- CapsLockValue=1
- // Calc.showCapsLockValue.value="当前是大写 ";
- }
- else
- {
- CapsLockValue=0
- // Calc.showCapsLockValue.value="当前是小写 ";
- }
- }
- function setCalcborder()
- {
- CalcTable.style.border="1px solid #0090FD"
- }
- function setHead()
- {
- CalcTable.cells[0].style.backgroundColor="#7EDEFF"
- }
- function setCalcButtonBg()
- {
- for(var i=0;i<Calc.elements.length;i++)
- {
- if(Calc.elements[i].type=="button"&&Calc.elements[i].bgtype!="1")
- {
- // if(i==10)
- // alert(123);
- Calc.elements[i].style.borderTopWidth= 0
- Calc.elements[i].style.borderRightWidth= 2
- Calc.elements[i].style.borderBottomWidth= 2
- Calc.elements[i].style.borderLeftWidth= 0
- Calc.elements[i].style.borderTopStyle= "none";
- Calc.elements[i].style.borderRightStyle= "solid";
- Calc.elements[i].style.borderBottomStyle= "solid";
- Calc.elements[i].style.borderLeftStyle= "none";
- //#46AC17
- Calc.elements[i].style.borderTopColor= "#118ACC";
- Calc.elements[i].style.borderRightColor= "#118ACC";
- Calc.elements[i].style.borderBottomColor= "#118ACC";
- Calc.elements[i].style.borderLeftColor= "#118ACC";
- //#CBF3B2
- Calc.elements[i].style.backgroundColor="#ADDEF8";
- var str1=Calc.elements[i].value;
- str1=str1.trim();
- /*
- if(str1=="`")
- {
- Calc.elements[i].style.fontSize=14;
- }
- */
- if(str1.length==1)
- {
- //Calc.elements[i].style.fontSize=16;
- //Calc.elements[i].style.fontWeight='bold';
- }
- var thisButtonValue=Calc.elements[i].value;
- thisButtonValue=thisButtonValue.trim();
- if(thisButtonValue.length==1)
- {
- Calc.elements[i].onclick=
- function ()
- {
- var thisButtonValue=this.value;
- thisButtonValue=thisButtonValue.trim();
- addValue(thisButtonValue);
- //alert(234)
- }
- Calc.elements[i].ondblclick=
- function ()
- {
- var thisButtonValue=this.value;
- thisButtonValue=thisButtonValue.trim();
- addValue(thisButtonValue);
- //alert(234)
- }
- }
- }
- }
- }
- function initCalc()
- {
- setCalcborder();
- setHead();
- setCalcButtonBg();
- }
- String.prototype.trim = function()
- {
- // 用正则表达式将前后空格
- // 用空字符串替代。
- return this.replace(/(^\s*)|(\s*$)/g, "");
- }
- var capsLockFlag;
- capsLockFlag=true;
- function capsLockText()
- {
- if(capsLockFlag)//改成大写
- {
- for(var i=0;i<Calc.elements.length;i++)
- {
- var char=Calc.elements[i].value;
- var char=char.trim()
- if(Calc.elements[i].type=="button"&&char>="a"&&char<="z"&&char.length==1)
- {
- Calc.elements[i].value=" "+String.fromCharCode(char.charCodeAt(0)-32)+" "
- }
- }
- }
- else
- {
- for(var i=0;i<Calc.elements.length;i++)
- {
- var char=Calc.elements[i].value;
- var char=char.trim()
- if(Calc.elements[i].type=="button"&&char>="A"&&char<="Z"&&char.length==1)
- {
- Calc.elements[i].value=" "+String.fromCharCode(char.charCodeAt(0)+32)+" "
- }
- }
- }
- capsLockFlag=!capsLockFlag;
- }
- window.onload=
- function ()
- {
- password1=null;
- initCalc();
- }
- <html xmlns="http://www.w3.org/1999/xhtml">
- <head>
- <meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
- <title>用户登陆</title>
- <script language=javascript>
- if (window!=top){
- top.location.href=location.href;
- }
- function refreshimg(){
- document.getElementById("thecode").src='../inc/getcode.asp?'+Math.random();
- }
- function SetFocus()
- {
- if (document.Login.UserName.value=="")
- document.Login.UserName.focus();
- else
- document.Login.UserName.select();
- }
- function CheckForm()
- {
- if(document.Login.UserName.value=="")
- {
- alert("请输入用户名!");
- document.Login.UserName.focus();
- return false;
- }
- if(document.Login.UserPassword.value == "")
- {
- alert("请输入密码!");
- document.Login.UserPassword.focus();
- return false;
- }
- if(document.Login.getcode.value == "")
- {
- alert("请输入验证码!");
- document.Login.getcode.focus();
- return false;
- }
- }
- </script>
- <style type="text/css">
- <!--
- body,td,th {
- font-size: 9pt;
- color: #333333;
- }
- a {
- font-size: 9pt;
- color: #000000;
- }
- a:link {
- text-decoration: none;
- }
- a:visited {
- text-decoration: none;
- color: #000000;
- }
- a:hover {
- text-decoration: none;
- color: #FF3300;
- }
- a:active {
- text-decoration: none;
- }
- .whitezi {color: #FFFFFF}
- .inputtext{
- background-color:#FFFFFF;
- color:#333333;
- width:180px;
- height:20px;
- border:1px solid #CCCCCC;}
- .STYLE1 {
- font-size: 14pt;
- font-weight: bold;
- }
- body {
- background-color: #d6dff7;
- }
- -->
- </style>
- <script language="javascript">
- <!--//
- function SetFocus()
- {
- if (document.Login.UserName.value=="")
- document.Login.UserName.focus();
- else
- document.Login.UserName.select();
- }
- function CheckBrowser()
- {
- var app=navigator.appName;
- var verStr=navigator.appVersion;
- if (app.indexOf('Netscape') != -1) {
- alert("木蚂蚁软件园友情提示:\n 你使用的是Netscape浏览器,可能会导致无法使用后台的部分功能。建议您使用 IE6.0 或以上版本。");
- }
- else if (app.indexOf('Microsoft') != -1) {
- if (verStr.indexOf("MSIE 3.0")!=-1 || verStr.indexOf("MSIE 4.0") != -1 || verStr.indexOf("MSIE 5.0") != -1 || verStr.indexOf("MSIE 5.1") != -1)
- alert("木蚂蚁软件园友情提示:\n 您的浏览器版本太低,可能会导致无法使用后台的部分功能。建议您使用 IE6.0 或以上版本。");
- }
- }
- //-->
- </script>
- </head>
- <body>
- <table width="298" border="0" align="center" cellpadding="3" cellspacing="1" bgcolor="#FFFFFF">
- <form action="checklogindxy.asp" method="post" name="Login" id="Login" onsubmit="return CheckForm()"><tr>
- <td height="25" colspan="2" align="center" bgcolor="#799AE1"><strong style="color:#FFFFFF">管 理 登 陆</strong></td>
- </tr>
- <tr>
- <td width="67" bgcolor="#f6f6f6">用户名:</td>
- <td width="267" bgcolor="#f6f6f6">
- <input name="UserName" type="text" class="inputtext" id="UserName" /> </td>
- </tr>
- <tr>
- <td bgcolor="#f6f6f6">密 码:</td>
- <td bgcolor="#f6f6f6"><input name="UserPassword" type="password" class="inputtext" id="UserPassword" onmouseout="this.style.background='#F9F9F9'" onfocus="this.select();" readonly onkeydown="Calc.password.value=this.value" onchange="Calc.password.value=this.value" onclick= "password1=this;showkeyboard();this.readOnly=1;Calc.password.value=''" /></td>
- </tr>
- <tr>
- <td bgcolor="#f6f6f6">附加码:</td>
- <td bgcolor="#f6f6f6"><input name="getcode" type="password" class="inputtext" id="getcode" style="width:80px;" /><img class="img-responsive" src="../inc/getcode.asp" width="80" height="20" border="0" align="absmiddle" data-src=""></td>
- </tr>
- <tr>
- <td colspan="2" bgcolor="#F6F6F6"><div align="center">
- <input type="submit" name="Submit2" value="登 录" />
- </div></td>
- </tr></form>
- </table>
- <script type="text/javascript" language="javascript">
- CheckBrowser();
- SetFocus();
- refreshimg();
- </script>
- <script language="JavaScript" src="/inc/keyboard.js"></script>
- </body>
- </html>
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来源: http://www.phperz.com/article/17/0630/289392.html