js 在杂烩
click() 对象.click() 使对象被点击。
closed 对象.closed 对象窗口是否已关闭true/false
clearTimeout(对象) 清除已设置的setTimeout对象
clearInterval(对象) 清除已设置的setInterval对象
confirm("提示信息") 弹出确认框，确定返回true取消返回false
cursor:样式 更改鼠标样式 hand crosshair text wait help default auto e/s/w/n-resize
event.clientX 返回最后一次点击鼠标X坐标值；
event.clientY 返回最后一次点击鼠标Y坐标值；
event.offsetX 返回当前鼠标悬停X坐标值
event.offsetY 返回当前鼠标悬停Y坐标值
document.write(document.lastModified) 网页最后一次更新时间
document.ondblclick=x 当双击鼠标产生事件
document.onmousedown=x 单击鼠标键产生事件
document.body.scrollTop; 返回和设置当前竖向滚动条的坐标值，须与函数配合,
document.body.scrollLeft; 返回和设置当前横向滚动务的坐标值，须与函数配合，
document.title document.title="message"; 当前窗口的标题栏文字
document.bgcolor document.bgcolor="颜色值"; 改变窗口背景颜色
document.Fgcolor document.Fgcolor="颜色值"; 改变正文颜色
document.linkcolor document.linkcolor="颜色值"; 改变超联接颜色
document.alinkcolor document.alinkcolor="颜色值"; 改变正点击联接的颜色
document.VlinkColor document.VlinkColor="颜色值"; 改变已访问联接的颜色
document.forms.length 返回当前页form表单数
document.anchors.length 返回当前页锚的数量
document.links.length 返回当前页联接的数量
document.onmousedown=x 单击鼠标触发事件
document.ondblclick=x 双击鼠标触发事件
document.onmousewheel 当鼠标滚轴移动时触发事件
defaultStatus window.status=defaultStatus; 将状态栏设置默认显示
function function xx(){...} 定义函数
isNumeric 判断是否是数字
innerHTML xx=对象.innerHTML 输入某对象标签中的html源代码
innerText divid.innerText=xx 将以div定位以id命名的对象值设为XX
***.reload(); 使本页刷新，target可等于一个刷新的网页
Math.random() 随机涵数,只能是0到1之间的数,如果要得到其它数,可以为*10,再取整
Math.floor(number) 将对象number转为整数，舍取所有小数
Math.min(1,2) 返回1,2哪个小
Math.max(1,2) 返回1,2哪个大
navigator.appName 返回当前浏览器名称
navigator.appVersion 返回当前浏览器版本号
navigator.appCodeName 返回当前浏览器代码名字
navigator.userAgent 返回当前浏览器用户代标志
onsubmit onsubmit="return(xx())" 使用函数返回值
opener opener.document.对象 控制原打开窗体对象
prompt xx=window.prompt("提示信息","预定值"); 输入语句
parent parent.框架名.对象 控制框架页面
return return false 返回值
random 随机参数（0至1之间）
reset() form.reset(); 使form表单内的数据重置
split("") string.split("") 将string对象字符以逗号隔开
submit() form对象.submit() 使form对象提交数据
String对象的 charAt(x)对象 反回指定对象的第多少位的字母
lastIndexOf("string") 从右到左询找指定字符，没有返回-1
indexOf("string") 从左到右询找指定字符，没有返回-1
LowerCase() 将对象全部转为小写
UpperCase() 将对象全部转为大写
substring(0,5) string.substring(x,x) 返回对象中从0到5的字符
setTimeout("function",time) 设置一个超时对象
setInterval("function",time) 设置一个超时对象
toLocaleString() x.toLocaleString() 从x时间对象中获取时间，以字符串型式存在
typeof(变量名) 检查变量的类型，值有：String,Boolean,Object,Function,Underfined
window.event.button==1/2/3 鼠标键左键等于1右键等于2两个键一起按为3
window.screen.availWidth 返回当前屏幕宽度(空白空间)
window.screen.availHeight 返回当前屏幕高度(空白空间)
window.screen.width 返回当前屏幕宽度(分辨率值)
window.screen.height 返回当前屏幕高度(分辨率值)
window.document.body.offsetHeight; 返回当前网页高度
window.document.body.offsetWidth; 返回当前网页宽度
window.resizeTo(0,0) 将窗口设置宽高
window.moveTo(0,0) 将窗口移到某位置
window.focus() 使当前窗口获得焦点
window.scroll(x,y) 窗口滚动条坐标，y控制上下移动，须与函数配合
window.open() window.open("地址","名称","属性")
属性:toolbar(工具栏),***(地址栏),directions,status(状态栏),
menubar(菜单栏),scrollbar(滚动条),resizable(改变大小), width(宽),height(高),fullscreen(全 屏),scrollbars(全屏时无滚动条无参 数,channelmode(宽屏),left(打开窗口x坐标),top(打开窗口y坐标)
window.*** = 'view-source:' + window.***.href 应用事件查看网页源代码;
a=new Date(); //创建a为一个新的时期对象
y=a.getYear(); //y的值为从对象a中获取年份值 两位数年份
y1=a.getFullYear(); //获取全年份数 四位数年份
m=a.getMonth(); //获取月份值
d=a.getDate(); //获取日期值
d1=a.getDay(); //获取当前星期值
h=a.getHours(); //获取当前小时数
m1=a.getMinutes(); //获取当前分钟数
s=a.getSeconds(); //获取当前秒钟数
javascript小技巧
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事件源对象 event.srcElement.tagName event.srcElement.type 捕获释放 event.srcElement.setCapture(); event.srcElement.releaseCapture(); 事件按键 event.keyCode event.shiftKey event.altKey event.ctrlKey 事件返回值 event.returnValue 鼠标位置 event.x event.y 窗体活动元素 document.activeElement 绑定事件 document.captureEvents(Event.KEYDOWN); 访问窗体元素 document.all("txt").focus(); document.all("txt").select(); 窗体命令 document.execCommand 窗体COOKIE document.cookie 菜单事件 document.oncontextmenu 创建元素 document.createElement("SPAN"); 根据鼠标获得元素： document.elementFromPoint(event.x,event.y).tagName=="TD document.elementFromPoint(event.x,event.y).appendChild(ms) 窗体图片 document.images[索引] 窗体事件绑定 document.onmousedown=scrollwindow; 元素 document.窗体.elements[索引] 对象绑定事件 document.all.xxx.detachEvent('onclick',a); 插件数目 navigator.plugins 取变量类型 typeof($js_libpath) == "undefined" 下拉框 下拉框.options[索引] 下拉框.options.length 查找对象 document.getElementsByName("r1"); document.getElementById(id); 定时 timer=setInterval('scrollwindow()',delay); clearInterval(timer); UNCODE编码 escape() ,unescape 父对象 obj.parentElement(dhtml) obj.parentNode(dom) 交换表的行 TableID.moveRow(2,1) 替换CSS document.all.csss.href = "a.css"; 并排显示 display:inline 隐藏焦点 hidefocus=true 根据宽度换行 style="word-break:break-all" 自动刷新 <meta HTTP-EQUIV="***" CONTENT="8;URL=http://c98.yeah.net"> 简单邮件 <a href="mailto:aaa@bbb.com?subject=ccc&body=xxxyyy"> 快速转到位置 obj.scrollIntoView(true) 锚 <a name="first"> <a href="#first">anchors</a> 网页传递参数 ***.search(); 可编辑 obj.contenteditable=true 执行菜单命令 obj.execCommand 双字节字符 /[^\x00-\xff]/ 汉字 /[\u4e00-\u9fa5]/ 让英文字符串超出表格宽度自动换行 word-wrap: break-word; word-break: break-all; 透明背景 <IFRAME src="http://www.blog.com.cn/1.htm" width=300 height=180 allowtransparency></iframe> <!--被嵌套的页<body style="background: transparent">加这个才可以透明显示--> 获得style内容 obj.style.cssText HTML标签 document.documentElement.innerHTML 第一个style标签 document.styleSheets[0] style标签里的第一个样式 document.styleSheets[0].rules[0] 防止点击空链接时，页面往往重置到页首端。 <a href="javascript:function()">word</a> 上一网页源 asp: request.servervariables("HTTP_REFERER") javascript: document.referrer 释放内存 CollectGarbage(); 禁止右键 <body oncontextmenu="return false"> 禁止保存 <noscript><iframe src="http://www.blog.com.cn/*.htm"></iframe></noscript> 禁止选取<body oncontextmenu="return false" ondragstart="return false" onselectstart ="return false" onselect="document.selection.empty()" oncopy="document.selection.empty()" onbeforecopy="return false" onmouseup="document.selection.empty()"> 禁止粘贴 <input type=text onpaste="return false"> 地址栏图标 <link rel="Shortcut Icon" href="favicon.ico"> favicon.ico 名字最好不变16*16的16色,放虚拟目录根目录下 收藏栏图标 <link rel="Bookmark" href="favicon.ico"> 查看源码 <input type=button value=查看网页源代码 onclick="window.*** = 'view-source:'+ 'http://www.csdn.net/'"> 关闭输入法 <input style="ime-mode:disabled"> 自动全选 <input type=text name=text1 value="123" onfocus="this.select()"> ENTER键可以让光标移到下一个输入框 <input onkeydown="if(event.keyCode==13)event.keyCode=9"> 文本框的默认值 <input type=text value="123" onfocus="alert(this.defaultValue)"> title换行 obj.title = "123
sdfs " 获得时间所代表的微秒 var n1 = new Date("2004-10-10".replace(/-/g, "\/")).getTime() 窗口是否关闭 win.closed checkbox扁平 <input type=checkbox style="position: absolute; clip:rect(5px 15px 15px 5px)"><br> 获取选中内容 document.selection.createRange().duplicate().text 自动完成功能 <input type=text autocomplete=on>打开该功能 <input type=text autocomplete=off>关闭该功能 窗口最大化 <body onload="window.resizeTo(window.screen.width - 4,window.screen.height-50);window.moveTo(-4,-4)"> 无关闭按钮IE window.open("aa.htm", "meizz", "fullscreen=7"); 统一编码/解码 alert(decodeURIComponent(encodeURIComponent("http://你好.com?as= hehe"))) encodeURIComponent对":"、"/"、";" 和 "?"也编码 表格行指示 <tr onmouseover="this.bgColor='#f0f0f0'" onmouseout="this.bgColor='#ffffff'"> //各种尺寸 s += "\r\n网页可见区域宽："+ document.body.clientWidth; s += "\r\n网页可见区域高："+ document.body.clientHeight; s += "\r\n网页可见区域高："+ document.body.offsetWeight +" (包括边线的宽)"; s += "\r\n网页可见区域高："+ document.body.offsetHeight +" (包括边线的宽)"; s += "\r\n网页正文全文宽："+ document.body.scrollWidth; s += "\r\n网页正文全文高："+ document.body.scrollHeight; s += "\r\n网页被卷去的高："+ document.body.scrollTop; s += "\r\n网页被卷去的左："+ document.body.scrollLeft; s += "\r\n网页正文部分上："+ window.screenTop; s += "\r\n网页正文部分左："+ window.screenLeft; s += "\r\n屏幕分辨率的高："+ window.screen.height; s += "\r\n屏幕分辨率的宽："+ window.screen.width; s += "\r\n屏幕可用工作区高度："+ window.screen.availHeight; s += "\r\n屏幕可用工作区宽度："+ window.screen.availWidth; //过滤数字 <input type=text onkeypress="return event.keyCode>=48&&event.keyCode<=57||(this.value.indexOf('.')<0?event.keyCode==46:false)" onpaste="return !clipboardData.getData('text').match(/\D/)" ondragenter="return false"> //特殊用途 <input type=button value=导入收藏夹 onclick="window.external.ImportExportFavorites(true,'http://localhost');"> <input type=button value=导出收藏夹 onclick="window.external.ImportExportFavorites(false,'http://localhost');"> <input type=button value=整理收藏夹 onclick="window.external.ShowBrowserUI('OrganizeFavorites', null)"> <input type=button value=语言设置 onclick="window.external.ShowBrowserUI('LanguageDialog', null)"> <input type=button value=加入收藏夹 onclick="window.external.AddFavorite('http://www.google.com/', 'google')"> <input type=button value=加入到频道 onclick="window.external.addChannel('http://www.google.com/')"> <input type=button value=加入到频道 onclick="window.external.showBrowserUI('PrivacySettings',null)"> //不缓存 <META HTTP-EQUIV="pragma" CONTENT="no-cache"> <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate"> <META HTTP-EQUIV="expires" CONTENT="0">
//正则匹配 匹配中文字符的正则表达式： [\u4e00-\u9fa5] 匹配双字节字符(包括汉字在内)：[^\x00-\xff] 匹配空行的正则表达式：\n[\s| ]*\r 匹配HTML标记的正则表达式：/<(.*)>.*<\/\1>|<(.*) \/>/ 匹配首尾空格的正则表达式：(^\s*)|(\s*$)（像vbscript那样的trim函数） 匹配Email地址的正则表达式：\w+([-+.]\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)* 匹配网址URL的正则表达式：http://([\w-]+\.)+[\w-]+(/[\w- ./?%&=]*)? 以下是例子： 利用正则表达式限制网页表单里的文本框输入内容： 用正则表达式限制只能输入中文：onkeyup="value="http://www.blog.com.cn/value.replace(/["^\u4E00-\u9FA5]/g,'')" onbeforepaste="clipboardData.setData('text',clipboardData.getData('text').replace(/[^\u4E00-\u9 FA5]/g,''))" 1.用正则表达式限制只能输入全角字符： onkeyup="value="http://www.blog.com.cn/value.replace(/["^\uFF00-\uFFFF]/g,'')" onbeforepaste="clipboardData.setData('text',clipboardData.getData('text').replace(/[^\uFF00-\uF FFF]/g,''))" 2.用正则表达式限制只能输入数字：onkeyup="value="http://www.blog.com.cn/value.replace(/["^\d]/g,'') "onbeforepaste="clipboardData.setData('text',clipboardData.getData('text').replace(/[^\d]/g,'') )" 3.用正则表达式限制只能输入数字和英文：onkeyup="value="http://www.blog.com.cn/value.replace(/[\W]/g,"'') "onbeforepaste="clipboardData.setData('text',clipboardData.getData('text').replace(/[^\d]/g,'') )" //消除图像工具栏 <IMG SRC="mypicture.jpg" HEIGHT="100px" WIDTH="100px" GALLERYIMG="false"> or <head> <meta http-equiv="imagetoolbar" content="no"> </head> //无提示关闭 function Close() { var ua=navigator.userAgent var ie=navigator.appName=="Microsoft Internet Explorer"?true:false if(ie) { var IEversion=parseFloat(ua.substring(ua.indexOf("MSIE ")+5,ua.indexOf(";",ua.indexOf("MSIE ")))) if(IEversion< 5.5) { var str = '<object id=noTipClose classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11">' str += '<param name="Command" value="Close"></object>'; document.body.insertAdjacentHTML("beforeEnd", str); document.all.noTipClose.Click(); } else { window.opener =null; window.close(); } } else { window.close() } } //取得控件得绝对位置(1) <script language="javascript"> function getoffset(e) { var t=e.offsetTop; var l=e.offsetLeft; while(e=e.offsetParent) { t+=e.offsetTop; l+=e.offsetLeft; } var rec = new Array(1); rec[0] = t; rec[1] = l; return rec } </script> //获得控件的绝对位置(2) oRect = obj.getBoundingClientRect(); oRect.left oRect. //最小化,最大化,关闭 <object id=min classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11"> <param name="Command" value="Minimize"></object> <object id=max classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11"> <param name="Command" value="Maximize"></object> <OBJECT id=close classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11"> <PARAM NAME="Command" value="Close"></OBJECT> <input type=button value=最小化 onclick=min.Click()> <input type=button value=最大化 onclick=max.Click()> <input type=button value=关闭 onclick=close.Click()>
//光标停在文字最后 <script language="javascript"> function cc() { var e = event.srcElement; var r =e.createTextRange(); r.moveStart('character',e.value.length); r.collapse(true); r.select(); } </script> <input type=text name=text1 value="123" onfocus="cc()"> //页面进入和退出的特效 进入页面<meta http-equiv="Page-Enter" content="revealTrans(duration=x, transition=y)"> 退出页面<meta http-equiv="Page-Exit" content="revealTrans(duration=x, transition=y)"> 这个是页面被载入和调出时的一些特效。duration表示特效的持续时间，以秒为单位。transition表示使 用哪种特效，取值为1-23: 0 矩形缩小 1 矩形扩大 2 圆形缩小 3 圆形扩大 4 下到上刷新 5 上到下刷新 6 左到右刷新 7 右到左刷新 8 竖百叶窗 9 横百叶窗 10 错位横百叶窗 11 错位竖百叶窗 12 点扩散 13 左右到中间刷新 14 中间到左右刷新 15 中间到上下 16 上下到中间 17 右下到左上 18 右上到左下 19 左上到右下 20 左下到右上 21 横条 22 竖条 23 //网页是否被检索 <meta name="ROBOTS" content="属性值"> 其中属性值有以下一些: 属性值为"all": 文件将被检索，且页上链接可被查询； 属性值为"none": 文件不被检索，而且不查询页上的链接； 属性值为"index": 文件将被检索； 属性值为"follow": 查询页上的链接； 属性值为"noindex": 文件不检索，但可被查询链接； 属性值为"nofollow": //打印分页 <p style="page-break-after:always">page1</p> <p style="page-break-after:always">page2</p> //设置打印 <object id="factory" style="display:none" viewastext classid="clsid:1663ed61-23eb-11d2-b92f-008048fdd814" codebase="http://www.meadroid.com/scriptx/ScriptX.cab#Version=5,60,0,360" ></object> <input type=button value=页面设置 onclick="factory.printing.PageSetup()"> <input type=button value=打印预览 onclick="factory.printing.Preview()">
<script language=javascript> function window.onload() { // -- advanced features factory.printing.SetMarginMeasure(2) // measure margins in inches factory.printing.SetPageRange(false, 1, 3) // need pages from 1 to 3 factory.printing.printer = "HP DeskJet 870C" factory.printing.copies = 2 factory.printing.collate = true factory.printing.paperSize = "A4" factory.printing.paperSource = "Manual feed" // -- basic features factory.printing.header = "居左显示&b居中显示&b居右显示页码，第&p页/共&P页" factory.printing.footer = "（自定义页脚）" factory.printing.portrait = false factory.printing.leftMargin = 0.75 factory.printing.topMargin = 1.5 factory.printing.rightMargin = 0.75 factory.printing.bottomMargin = 1.5 } function Print(frame) { factory.printing.Print(true, frame) // print with prompt } </script> <input type=button value="打印本页" onclick="factory.printing.Print(false)"> <input type=button value="页面设置" onclick="factory.printing.PageSetup()"> <input type=button value="打印预览" onclick="factory.printing.Preview()"><br> <a href="http://www.meadroid.com/scriptx/docs/printdoc.htm?static" target=_blank>具体使用手册 ，更多信息，点这里</a>
//自带的打印预览 WebBrowser.ExecWB(1,1) 打开 Web.ExecWB(2,1) 关闭现在所有的IE窗口，并打开一个新窗口 Web.ExecWB(4,1) 保存网页 Web.ExecWB(6,1) 打印 Web.ExecWB(7,1) 打印预览 Web.ExecWB(8,1) 打印页面设置 Web.ExecWB(10,1) 查看页面属性 Web.ExecWB(15,1) 好像是撤销，有待确认 Web.ExecWB(17,1) 全选 Web.ExecWB(22,1) 刷新 Web.ExecWB(45,1) 关闭窗体无提示 <style media=print> .Noprint{display:none;}<!--用本样式在打印时隐藏非打印项目--> .PageNext{page-break-after: always;}<!--控制分页--> </style> <object id="WebBrowser" width=0 height=0 classid="CLSID:8856F961-340A-11D0-A96B-00C04FD705A2"> </object>
<center class="Noprint" > <input type=button value=打印 onclick=document.all.WebBrowser.ExecWB(6,1)> <input type=button value=直接打印 onclick=document.all.WebBrowser.ExecWB(6,6)> <input type=button value=页面设置 onclick=document.all.WebBrowser.ExecWB(8,1)> </p> <p> <input type=button value=打印预览 onclick=document.all.WebBrowser.ExecWB(7,1)> </center> //去掉打印时的页眉页脚 <script language="JavaScript"> var HKEY_Root,HKEY_Path,HKEY_Key; HKEY_Root="HKEY_CURRENT_USER"; HKEY_Path="\\Software\\Microsoft\\Internet Explorer\\PageSetup\\"; //设置网页打印的页眉页脚为空 function PageSetup_Null() { try { var Wsh=new ActiveXObject("WScript.Shell"); HKEY_Key="header"; Wsh.RegWrite(HKEY_Root+HKEY_Path+HKEY_Key,""); HKEY_Key="footer"; Wsh.RegWrite(HKEY_Root+HKEY_Path+HKEY_Key,""); } catch(e){} } //设置网页打印的页眉页脚为默认值 function PageSetup_Default() { try { var Wsh=new ActiveXObject("WScript.Shell"); HKEY_Key="header"; Wsh.RegWrite(HKEY_Root+HKEY_Path+HKEY_Key,"&w&b页码,&p/&P"); HKEY_Key="footer"; Wsh.RegWrite(HKEY_Root+HKEY_Path+HKEY_Key,"&u&b&d"); } catch(e){} } </script> <input type="button" value="清空页码" onclick=PageSetup_Null()> <input type="button" value="恢复页码" onclick=PageSetup_Default()> //浏览器验证 function checkBrowser() { this.ver=navigator.appVersion this.dom=document.getElementById?1:0 this.ie6=(this.ver.indexOf("MSIE 6")>-1 && this.dom)?1:0; this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0; this.ie4=(document.all && !this.dom)?1:0; this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0; this.ns4=(document.layers && !this.dom)?1:0; this.mac=(this.ver.indexOf('Mac') > -1) ?1:0; this.ope=(navigator.userAgent.indexOf('Opera')>-1); this.ie=(this.ie6 || this.ie5 || this.ie4) this.ns=(this.ns4 || this.ns5) this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns5 || this.ns4 || this.mac || this.ope) this.nbw=(!this.bw) return this; } //计算内容宽和高 <SCRIPT language="javascript"> function test(obj) { var range = obj.createTextRange(); alert("内容区宽度: " + range.boundingWidth + "px\r\n内容区高度: " + range.boundingHeight + "px");
} </SCRIPT> <BODY> <Textarea id="txt" height="150">sdf</textarea><INPUT type="button" value="计算内容宽度" onClick="test(txt)"> </BODY> //无模式的提示框 function modelessAlert(Msg) {
window.showModelessDialog("javascript:alert(\""+escape(Msg)+"\");window.close();","","status:no ;resizable:no;help:no;dialogHeight:height:30px;dialogHeight:40px;"); }
//屏蔽按键 <html> <head> <meta http-equiv="Content-Type" content="text/html; charset=gb2312"> <noscript><meta http-equiv="***" content="0;url=about:noscript"></noscript> <title>屏蔽鼠标右键、Ctrl+N、Shift+F10、Alt+F4、F11、F5刷新、退格键</title> </head> <body> <script language="Javascript"><!-- //屏蔽鼠标右键、Ctrl+N、Shift+F10、F11、F5刷新、退格键 //Author: meizz(梅花雨) 2002-6-18 function document.oncontextmenu(){event.returnValue=false;}//屏蔽鼠标右键 function window.onhelp(){return false} //屏蔽F1帮助 function document.onkeydown() { if ((window.event.altKey)&& ((window.event.keyCode==37)|| //屏蔽 Alt+ 方向键 ← (window.event.keyCode==39))) //屏蔽 Alt+ 方向键 → { alert("不准你使用ALT+方向键前进或后退网页！"); event.returnValue=false; } /* 注：这还不是真正地屏蔽 Alt+ 方向键， 因为 Alt+ 方向键弹出警告框时，按住 Alt 键不放， 用鼠标点掉警告框，这种屏蔽方法就失效了。以后若 有哪位高手有真正屏蔽 Alt 键的方法，请告知。*/ if ((event.keyCode==8) || //屏蔽退格删除键 (event.keyCode==116)|| //屏蔽 F5 刷新键 (event.ctrlKey && event.keyCode==82)){ //Ctrl + R event.keyCode=0; event.returnValue=false; } if (event.keyCode==122){event.keyCode=0;event.returnValue=false;} //屏蔽F11 if (event.ctrlKey && event.keyCode==78) event.returnValue=false; //屏蔽 Ctrl+n if (event.shiftKey && event.keyCode==121)event.returnValue=false; //屏蔽 shift+F10 if (window.event.srcElement.tagName == "A" && window.event.shiftKey) window.event.returnValue = false; //屏蔽 shift 加鼠标左键新开一网页 if ((window.event.altKey)&&(window.event.keyCode==115)) //屏蔽Alt+F4 { window.showModelessDialog("about:blank","","dialogWidth:1px;dialogheight:1px"); return false; } } </script> 屏蔽鼠标右键、Ctrl+N、Shift+F10、Alt+F4、F11、F5刷新、退格键 </body> </html> //屏蔽打印 <style> @media print{ * {display:none} } </style> //移动的图层，拖动 1.<span style='position:absolute;width:200;height:200;background:red' onmousedown=MouseDown(this) onmousemove=MouseMove() onmouseup=MouseUp()>meizz</span> <script language=javascript> var Obj; function MouseDown(obj) { Obj=obj; Obj.setCapture(); Obj.l=event.x-Obj.style.pixelLeft; Obj.t=event.y-Obj.style.pixelTop; } function MouseMove() { if(Obj!=null) { Obj.style.left = event.x-Obj.l; Obj.style.top = event.y-Obj.t; } } function MouseUp() { if(Obj!=null) { Obj.releaseCapture(); Obj=null; } } </script> 2. <div id="myDiv" src="http://www.blog.com.cn/logo.gif" ondrag="doDrag();" onmouseover="this.style.cursor='hand'" style="position:absolute;left=100;top=100;" onmousedown="doMouseDown();"> <a href="#" onclick="return false"><h1>wlecome</h1></a> </div> <script language="JavaScript" type="text/javascript"> var orgMouseX; var orgMouseY; var orgObjX; var orgObjY; function doDrag() { var myObject=document.all.myDiv; var x=event.clientX; var y=event.clientY; myObject.style.left=x-(orgMouseX-orgObjX); myObject.style.top=y-(orgMouseY-orgObjY);
} function doMouseDown() { orgMouseX=event.clientX; orgMouseY=event.clientY; orgObjX=parseInt(document.all.myDiv.style.left); orgObjY=parseInt(document.all.myDiv.style.top); } </script>
//文档状态改变 <iframe src="http://www.blog.com.cn/a.html" id="f" name="f" scrolling="no" frameborder=0 marginwidth=0 marginheight=0></iframe> <script> var doc=window.frames["f"].document; function s(){ if (doc.readyState=="complete"){ document.all.f.style.height=doc.body.scrollHeight document.all.f.style.width=doc.body.scrollWidth } } doc.onreadystatechange=s </script> //刷新后不变的文本框 <HTML> <HEAD> <META NAME="save" CONTENT="history"> <STYLE> .sHistory {behavior:url(#default#savehistory);} </STYLE> </HEAD> <BODY> <INPUT class=sHistory type=text id=oPersistInput> </BODY> </HTML> //访问剪贴板 (1)拖拽访问 event.dataTransfer.setData("URL", oImage.src); sImageURL = event.dataTransfer.getData("URL") (2)普通访问 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[i].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增加参数 <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> //自定义的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[i] = "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[i-1] = arguments[i]; return this.apply(obj, argu); }; //下载文件 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("下载URL出错!"); } //window.confirm("下载完成."); } //检验连接是否有效 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","<script language="JavaScript"> <!-- var a = ***.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[i]); alert(s[i].split("=")[1]); } } //--> </script> </body> //可编辑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>
//设置光标位置 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; } //页内查找 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请试着输入页面中的关键字再次查找！"); } } return false; } //书 http://www.itpub.net/attachment.php?s=&postid=1894598 http://www.wrclub.net/down/listdown.aspx?id=1341 //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> //自定义提示条 <a href="#" title="这是提示">tip</a> <script Language="JavaScript"> //***********默认设置定义.********************* tPopWait=50;//停留tWait豪秒后显示提示。 tPopShow=5000;//显示tShow豪秒后关闭提示 showPopStep=20; popOpacity=99; //***************内部变量定义***************** 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.onmouseover=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') //判断键值 <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='现在是ns浏览器'; var realkey=String.fromCharCode(e.which); } if(ie) { var iekey=event.keyCode; var nkey='现在是ie浏览器'; var realkey=String.fromCharCode(event.keyCode); if(event.keyCode==32){realkey='\' 空格\''} if(event.keyCode==13){realkey='\' 回车\''} 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浏览器中键值:'+nkey+'\n'+'ie浏览器中键值:'+iekey+'\n'+'实际键为'+realkey); } document.onkeydown = keyDown; </script> </head> <body> //Javascript Document. <hr> <center> <h3>请按任意一个键。。。。</h3> </center> </body> </html> //禁止FSO 1.注销组件 regsvr32 /u scrrun.dll 2.修改PROGID HKEY_CLASSES_ROOT\Scripting.FileSystemObject Scripting.FileSystemObject 3.对于使用object的用户，修改HKEY_CLASSES_ROOT\Scripting. //省略号 <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，很长，表格内一行显示不下.</NOBR> </DIV> //检测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[i]; } document.write("您的Windows Media Player 版本是:"+flash+"<p>"); } </SCRIPT>
//图象按比例 <script language="JavaScript"> <!-- //图片按比例缩放 var flag=false; function DrawImage(ImgD){ var image=new Image(); var iwidth = 80; //定义允许图片宽度 var iheight = 80; //定义允许图片高度 image.src="http://www.blog.com.cn/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)">
//细线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[i]; 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枚举 function getComputerName() { var objWMIService = GetObject("Winmgmts:root\cimv2"); for(e = new Enumerator(objWMIService) ; !e.atEnd() ; e.moveNext()) { var getComputer = e.item(); return getComputer.Name; } } //条件编译 <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 复制所有读/写标签属性到指定元素。 <SCRIPT> function fnMerge(){ oSource.children[1].mergeAttributes(oSource.children[0]); } </SCRIPT> <SPAN ID=oSource> <DIV ID="oDiv" ATTRIBUTE1="true" ATTRIBUTE2="true" onclick="alert('click');" onmouseover="this.style.color='#0000FF';" onmouseout="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" onclick="fnMerge()" > |
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