1. oncontextmenu="window.event.returnValue=false" 彻底屏蔽鼠标右?
<table border oncontextmenu=return(false)> <td>no </table> 可用于Table 2. <body onselectstart="return false"> 取消选取、防止复? 3. onpaste="return false" 不准_脓 4. oncopy="return false;" oncut="return false;" 防止复制 5. <link rel="Shortcut Icon" href="favicon.ico"> IE地址栏前换成自己的图? 6. <link rel="Bookmark" href="favicon.ico"> 可以在收藏夹中显C出你的图标 7. <input style="ime-mode:disabled"> 关闭输入? 8. 永远都会带着框架 <script language="JavaScript"> <!-- if (window == top)top.location.href = "frames.htm"; //frames.htm为框架网? // --> </script> 9. 防止被hframe <SCRIPT LANGUAGE=JAVASCRIPT> <!-- if (top.location != self.location)top.location=self.location; // --> </SCRIPT> 10. |页不能被另存? <noscript> <*** src="/*.html>"; </***> </noscript> 11. <input type=button value="/查看|页源代? onclick="window.location = "view-source:"+ "http://www.pconline.com.cn""> 12.删除时确? <a href=""javascript :if(confirm("实要删除吗?"))location="boos.asp?&areyou=删除&page=1"">删除 </a> 13. 取得控g的绝对位|? //Javascript <script language="Javascript"> function getIE(e){ var t=e.offsetTop; var l=e.offsetLeft; while(e=e.offsetParent){ t+=e.offsetTop; l+=e.offsetLeft; } alert("top="+t+"/nleft="+l); } </script> //VBScript <script language="VBScript"> <!-- function getIE() dim t,l,a,b set a=document.all.img1 t=document.all.img1.offsetTop l=document.all.img1.offsetLeft while a.tagName <>"BODY" set a = a.offsetParent t=t+a.offsetTop l=l+a.offsetLeft wend msgbox "top="&t&chr(13)&"left="&l,64,"得到控g的位|? end function --> </script> 14. 光标是停在文本框文字的最? <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()"> 15. 判断上一늚来源 javascript : document.referrer 16. 最化、最大化、关闭窗? <object id=hh1 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11"> <param name="Command" value="Minimize"> </object> <object id=hh2 classid="clsid:ADB880A6-D8FF-11CF-9377-00AA003B7A11"> <param name="Command" value="Maximize"> </object> <OBJECT id=hh3 classid="clsid:adb880a6-d8ff-11cf-9377-00aa003b7a11"> <PARAM NAME="Command" value="/Close"> </OBJECT> <input type=button value="/最化 onclick=hh1.Click()> <input type=button value="/blog/最大化 onclick=hh2.Click()> <input type=button value=关闭 onclick=hh3.Click()> 本例适用于IE 17.屏蔽功能键Shift,Alt,Ctrl <script> function look(){ if(event.shiftKey) alert("止按Shift?"); //可以换成ALT CTRL } document.onkeydown=look; </script> 18. |页不会被缓? <META HTTP-EQUIV="pragma" CONTENT="no-cache"> <META HTTP-EQUIV="Cache-Control" CONTENT="no-cache, must-revalidate"> <META HTTP-EQUIV="expires" CONTENT="Wed, 26 Feb 1997 08:21:57 GMT"> 或?<META HTTP-EQUIV="expires" CONTENT="0"> 19.怎样让表单没有凹凸感Q? <input type=text style="""border:1 solid #000000"> ? <input type=text style="border-left:none; border-right:none; border-top:none; border-bottom: 1 solid #000000"> </textarea> 20. <div> <span>& <layer>的区别? <div>(division)用来定义大段的页面元素,会生{? <span>用来定义同一行内的元素,?<div>的唯一区别是不产生转行 <layer>是ns的标讎ͼie不支持,相当?<div> 21.让弹出窗口L在最上面: <body onblur="this.focus();"> 22.不要滚动? 让竖条没? <body style="overflow:scroll;overflow-y:hidden"> </body> 让横条没? <body style="overflow:scroll;overflow-x:hidden"> </body> 两个都去掉?更简单了 <body scroll="no"> </body> 23.怎样L囄链接点击后,囄周围的虚U? <a href="#" onFocus="this.blur()"> <img src="/logo.jpg" border=0> </a> 24.电子邮g处理提交表单 <form name="form1" method="post" action=mailto:****@***.com enctype="text/plain"> <input type=submit> </form> 25.在打开的子H口h父窗口的代码里如何写Q? window.opener.location.reload() 26.如何讑֮打开面的大? <body onload="top.resizeTo(300,200);"> 打开面的位|?<body onload="top.moveBy(300,200);"> 27.在页面中如何加入不是满铺的背景图?拉动面时背景图不动 <STYLE> body {background-image:url(/logo.gif); background-repeat:no-repeat; background-position:center;background-attachment: fixed} </STYLE> 28. 查一D字W串是否全由数字l成 <script language="Javascript"> <!-- function checkNum(str){return str.match(//D/)==null} alert(checkNum("1232142141")) alert(checkNum("123214214a1")) // --> </script> 29. 获得一个窗口的大小 document.body.clientWidth; document.body.clientHeight 30. 怎么判断是否是字W? if (/[^/x00-/xff]/g.test(s)) alert("含有汉字"); else alert("全是字符"); 31.TEXTAREA自适应文字行数的多? <textarea rows=1 name=s1 cols=27 onpropertychange ="this.style.posHeight=this.scrollHeight"> </textarea> 32. 日期减去天数{于W二个日? <script language=Javascript> function cc(dd,dadd) { //可以加上错误处理 var a = new Date(dd) a = a.valueOf() a = a - dadd * 24 * 60 * 60 * 1000 a = new Date(a) alert(a.getFullYear() + "q? + (a.getMonth() + 1) + "? + a.getDate() + "?) } cc("12/23/2002",2) </script> 33. 选择了哪一个Radio <HTML> <script language="vbscript"> function checkme() for each ob in radio1 if ob.checked then window.alert ob.value next end function </script> <BODY> <INPUT name="radio1" type="radio" value="/style" checked>Style <INPUT name="radio1" type="radio" value="/blog/barcode">Barcode <INPUT type="button" value="check" onclick="checkme()"> </BODY> </HTML> 34.脚本怸出错 <SCRIPT LANGUAGE="JavaScript"> <!-- Hide function killErrors() { return true; } window.onerror = killErrors; // --> </SCRIPT> 35.ENTER键可以让光标Ud下一个输入框 <input onkeydown="if(event.keyCode==13)event.keyCode=9"> 36. 某个网站的链接速度Q? 把如下代码加?<body>区域? <script language=Javascript> tim=1 setInterval("tim++",100) b=1 var autourl=new Array() autourl[1]=1000){this.resized=true;this.style.width=1000;}" align=absMiddle border=0>www.njcatv.net" autourl[2]="javacool.3322.net" autourl[3]=1000){this.resized=true;this.style.width=1000;}" align=absMiddle border=0>www.sina.com.cn" autourl[4]="www.nuaa.edu.cn" autourl[5]=1000){this.resized=true;this.style.width=1000;}" align=absMiddle border=0>www.cctv.com" function butt(){ ***(" <form name=autof>") for(var i=1;i <autourl.length;i++) ***(" <input type=text name=txt"+i+" size=10 value="/试?#8230;…> =?<input type=text name=url"+i+" size=40> =?<input type=button value="/blog/GO onclick=window.open(this.form.url"+i+".value)> <br>") ***(" <input type=submit value=h> </form>") } butt() function auto(url){ document.forms[0]["url"+b].value=url if(tim>200) {document.forms[0]["txt"+b].value="/链接时"} else {document.forms[0]["txt"+b].value="/blog/旉"+tim/10+"U?} b++ } function run(){for(var i=1;i <autourl.length;i++)***(" <img src=http://"+autourl+"/"+Math.random()+" width=1 height=1 onerror=auto("http://"+autourl+"")>")} run() </script> 37. 各种样式的光? auto Q标准光? default Q标准箭? hand Q手形光? wait Q等待光? text QI形光? vertical-text Q水qI形光? no-drop Q不可拖动光? not-allowed Q无效光? help Q?帮助光标 all-scroll Q三角方向标 move Q移动标 crosshair Q十字标 e-resize n-resize nw-resize w-resize s-resize se-resize sw-resize 38.面q入和退出的Ҏ q入面 <meta http-equiv="Page-Enter" content="revealTrans(duration=x, transition=y)"> 推出面 <meta http-equiv="Page-Exit" content="revealTrans(duration=x, transition=y)"> q个是页面被载入和调出时的一些特效。duration表示Ҏ的持l时_以秒为单位。transition表示使用哪种ҎQ取gؓ1-23: 0 矩Ş~小 1 矩Ş扩大 2 圆Ş~小 3 圆Ş扩大 4 下到上刷? 5 上到下刷? 6 左到叛_? 7 叛_左刷? 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 Ҏ? 13 左右C间刷? 14 中间到左叛_? 15 中间C? 16 上下C? 17 右下到左? 18 右上到左? 19 左上到右? 20 左下到右? 21 横条 22 竖条 23 以上22U随机选择一U? 39.在规定时间内跌{ <META http-equiv=V="REFRESH" content="5;URL=http://www.51js.com"> 40.|页是否被检? <meta name="ROBOTS" content="属性?> 其中属性值有以下一? 属性gؓ"all": 文g被索,且页上链接可被查询; 属性gؓ"none": 文g不被索,而且不查询页上的链接Q? 属性gؓ"index": 文g被索; 属性gؓ"follow": 查询上的链接; 属性gؓ"noindex": 文g不检索,但可被查询链接; 属性gؓ"nofollow": 文g不被索,但可查询上的链接? 41、email地址的分? 把如下代码加?<body>区域? <a href="mailto:webmaster@sina.com">webmaster@sina.com </a> 42、流动边框效果的表格 把如下代码加?<body>区域? <SCRIPT> l=Array(6,7,8,9,'a','b','b','c','d','e','f') Nx=5;Ny=35 t=" <table border=0 cellspacing=0 cellpadding=0 height="+((Nx+2)*16)+"> <tr>" for(x=Nx;x <Nx+Ny;x++) t+=" <td width=16 id=a_mo"+x+"> </td>" t+=" </tr> <tr> <td width=10 id=a_mo"+(Nx-1)+"> </td> <td colspan="+(Ny-2)+" rowspan="+(Nx)+"> </td> <td width=16 id=a_mo"+(Nx+Ny)+"> </td> </tr>" for(x=2;x <=Nx;x++) t+=" <tr> <td width=16 id=a_mo"+(Nx-x)+"> </td> <td width=16 id=a_mo"+(Ny+Nx+x-1)+"> </td> </tr>" t+=" <tr>" for(x=Ny;x>0;x--) t+=" <td width=16 id=a_mo"+(x+Nx*2+Ny-1)+"> </td>" ***(t+" </tr> </table>") var N=Nx*2+Ny*2 function f1(y){ for(i=0;i <N;i++){ c=(i+y)%20;if(c>10)c=20-c document.all["a_mo"+(i)].bgColor=""""#0000"+l[c]+l[c]+"'"} y++ setTimeout('f1('+y+')','1')} f1(1) </SCRIPT> |
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