特殊的html.doc

#只能是写限定的东西 代码如下:ENTER键能让光标移到下一个输入框2、只能是中文3、只能是英文和数字.屏蔽了输入法4、只能输入英文和数字5、只能是数字6、只能显示，不能修改的文本框7、只能输入全角字符只能是数字,判断按键 代码如下:function onlyNum()if(!(event.keyCode=48&event.keyCode=96&event.keyCode=105)|(event.keyCode=8)event.returnValue=false; 附：获取键盘的KeyCode ns4 = (document.layers) ? true : false; ie4 = (document.all) ? true : false;function keyDown(e) if(ns4) var nkey=e.which; var iekey=目前是ns浏览器; var realkey=String.fromCharCode(e.which); if(ie4) var iekey=event.keyCode; var nkey=目前是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;if(ns4)document.captureEvents(Event.KEYDOWN);/Javascript Document.请按任意一个键。限制网页用键盘限制键盘的某个键：再加个找按键的值function show() alert(ASCII代码是：+event.keyCode);只能是IP地址.a3width:30;border:0;text-align:centerfunction mask(obj)obj.value=obj.value.replace(/d/g,)key1=event.keyCodeif (key1=37 | key1=39) obj.blur();nextip=parseInt(.substr(2,1)nextip=key1=37?nextip-1:nextip+1;nextip=nextip=5?1:nextipnextip=nextip=3)if(parseInt(obj.value)=256 | parseInt(obj.value)=5?1:nextipnextip=nextip=0?4:nextipeval(ip+nextip+.focus()function mask_c(obj)clipboardData.setData(text,clipboardData.getData(text).replace(/d/g,)IP地址输入IP地址输入.用#default#savehistory防止后退清空text文本框： .saveHistory behavior:url(#default#savehistory);TEXTAREA自适应文字行数的多少上传预览图片去掉下拉选项的边框 cnpeople cnrose cnbruce 下拉列表打开窗口更多链接cnbrucedaonetblue!deaTAB的显示function editTab() var code, sel, tmp, r var tabs= event.returnValue = false sel =event.srcElement.document.selection.createRange() r = event.srcElement.createTextRange() switch (event.keyCode) case (8) : if (!(sel.getClientRects().length 1) event.returnValue = true return code = sel.text tmp = sel.duplicate() tmp.moveToPoint(r.getBoundingClientRect().left, sel.getClientRects()0.top) sel.setEndPoint(startToStart, tmp) sel.text = sel.text.replace(/t/gm, ) code = code.replace(/t/gm, ).replace(/rn/g, r) r.findText(code) r.select() break case (9) : if (sel.getClientRects().length 1) code = sel.text tmp = sel.duplicate() tmp.moveToPoint(r.getBoundingClientRect().left, sel.getClientRects()0.top) sel.setEndPoint(startToStart, tmp) sel.text = t+sel.text.replace(/rn/g, rt) code = code.replace(/rn/g, rt) r.findText(code) r.select() else sel.text = t sel.select() break case (13) : tmp = sel.duplicate() tmp.moveToPoint(r.getBoundingClientRect().left, sel.getClientRects()0.top) tmp.setEndPoint(endToEnd, sel) for (var i=0; tmp.text.match(/t+/g) & itmp.text.match(/t+/g)0.length; i+) tabs += t sel.text = rn+tabs sel.select() break default : event.returnValue = true break alert(ok)文本框的上/下拉向下 =4).rows-=4;else return false向上一个复选框，点击之后一组复选框全部都选上input type=checkbox name=checkA onpropertychange=for(i=0;iaDebug Textarea：在线写 js 脚本的时候，用来即时查错的东西！Debug Textarea* font-size: 12pxbody margin: 10px; padding: 0pxtable.list cursor: default; border:1px solid #cccccc background-color: #cccccc; border-collapse: collapse; border-Color: #cccccc;/ Coded by windy_sk 20040205function reportError(msg,url,line) var str = You have found an error as below: nn; str += Err: + msg + on line: + line; alert(str); return true;window.onerror = reportError;document.onkeydown = function() if(event.ctrlKey) switch(event.keyCode) case 82: /r runcode(); break; case 83: /s savecode(); break; case 71: /g goto(prompt(Please input the line number, 1); break; case 65: /a document.execCommand(SelectAll); break; case 67: /c document.execCommand(Copy); break; case 88: /x document.execCommand(Cut); break; case 86: /v document.execCommand(Paste); break; case 90: /z document.execCommand(Undo); break; case 89: /y document.execCommand(Redo); break; default: break; event.keyCode = 0; event.returnValue = false; return;function show_ln() var txt_ln = document.getElementById(txt_ln); var txt_main = document.getElementById(txt_main); txt_ln.scrollTop = txt_main.scrollTop; while(txt_ln.scrollTop != txt_main.scrollTop) txt_ln.value += (i+) + n; txt_ln.scrollTop = txt_main.scrollTop; return;function editTab() var code, sel, tmp, r var tabs= event.returnValue = false sel =event.srcElement.document.selection.createRange() r = event.srcElement.createTextRange() switch (event.keyCode) case (8) : if (!(sel.getClientRects().length 1) event.returnValue = true return code = sel.text tmp = sel.duplicate() tmp.moveToPoint(r.getBoundingClientRect().left, sel.getClientRects()0.top) / 出错检验代码 if(sel.parentElement() != tmp.parentElement() return; sel.setEndPoint(startToStart, tmp) sel.text = sel.text.replace(/t/gm, ) code = code.replace(/t/gm, ).replace(/rn/g, r) r.findText(code) r.select() break case (9) : if (sel.getClientRects().length 1) code = sel.text tmp = sel.duplicate() tmp.moveToPoint(r.getBoundingClientRect().left, sel.getClientRects()0.top) / 出错检验代码 if(sel.parentElement() != tmp.parentElement() return; sel.setEndPoint(startToStart, tmp) sel.text = t+sel.text.replace(/rn/g, rt) code = code.replace(/rn/g, rt) r.findText(code) r.select() else sel.text = t sel.select() break case (13) : tmp = sel.duplicate() tmp.moveToPoint(r.getBoundingClientRect().left, sel.getClientRects()0.top) / 出错检验代码 if(sel.parentElement() != tmp.parentElement() return; tmp.setEndPoint(endToEnd, sel) for (var i=0; tmp.text.match(/t+/g) & itmp.text.match(/t+/g)0.length; i+) tabs += t sel.text = rn+tabs sel.select() break default : event.returnValue = true break; return;function runcode() var str = document.getElementById(txt_main).value; var code_win = window.open(about:blank); code_win.document.open(); code_win.document.writeln(); code_win.document.writeln(function reportError(msg,url,line)nline-=14;nvar str=You have found an error as below: nn;nstr+=Err: +msg+ on line: + (line);nalert(str);nopener.goto(line);nopener.focus();nwindow.onerror=null;nsetTimeout(self.close(),10);nreturn true;n); code_win.document.writeln(window.onerror = reportError;); code_win.document.writeln(); code_win.document.writeln(str); code_win.document.close(); return;function savecode() var str = document.getElementById(txt_main).value; var code_win = window.open(about:blank,_blank,top=10000); code_win.document.open(); code_win.document.writeln(str); code_win.document.close(); code_win.document.execCommand(saveas,code.html); code_win.close(); return;function goto(ln) if(!/d+$/.test(ln) return; var obj = document.getElementById(txt_main); var rng = obj.createTextRange(); var arr = obj.value.replace(/r/, ).split(/n/); if(lnarr.length) ln = arr.length; var str_tmp = ; for(var i=0; iln-1; i+) str_tmp += arri; rng.moveStart(character,str_tmp.length+1); str_tmp = ; for(i=ln; iarr.length; i+) str_tmp += arri; rng.moveEnd(character,-str_tmp.length); rng.select(); return;window.onload = function() document.getElementById(txt_main).value = nalert()n; Debug Textarea for(var i=1; i=20; i+) document.getElementById(txt_ln).value += i + n;          获取input的非value值，而是显示文本值asdfbbbbcccselect里的option进行分类列表-请选择- 原 创 经 典 asp&sql php&mysql动态添加 Please Select. AA BB CC function addItem(fromName,toName) eval(var obj1=myForm.+fromName); eval(var obj2=myForm.+toName); obj1.options0.selected=false; if(obj1.selectedIndex = -1) return false; var tempValue; var tempText; for(var i=1;iobj1.length;i+) /begin from 1 if(obj1.selectedIndex = -1)break; tempValue=obj1.optionsobj1.selectedIndex.value; tempText=obj1.optionsobj1.selectedIndex.text; obj1.optionsobj1.selectedIndex=null; obj2.add(new Option(tempText,tempValue),0); function deleteItem(fromName,toName) eval(var obj1=myForm.+fromName); eval(var obj2=myForm.+toName); if(obj1.selectedIndex = -1) return false; var tempValue; var tempText; for(var i=0;iobj1.length;i+) /begin from 0 if(obj1.selectedIndex = -1)break; tempValue=obj1.optionsobj1.selectedIndex.value; tempText=obj1.optionsobj1.selectedIndex.text; obj1.optionsobj1.selectedIndex=null; obj2.add(new Option(tempText,tempValue),1); /addItem index is 1 提示限制输入的