JavaScript page implementation code integrated with multiple search engines_javascript skills

- Enter a keyword and click the search engine link behind it to enter the page of that engine - If you enter the keyword and press Enter, the default search engine will be used. Every time you select a new search engine, the default search engine will be used. The engine will also change accordingly - automatically remember the last used search engine, add * The source code is as follows, using a variety of IE/FF adaptation methods:

Copy code The code is as follows: .normal {font-family: "Verdana","Arial";font-size:14px} .small {font-family: "Verdana","Arial";font-size:12px} body { font-family: "Verdana","Arial";font-size:14px} td {font-family: "Verdana","Arial";font-size:14px} th {font-family: "Verdana","Arial";font-size:15px} input {font-family: "Verdana","Arial";font-size:14px} a {text-decoration:underline; color:blue} a:link { text-decoration:underline; color: blue } a:visited { text-decoration:underline; color: blue } a:hover { text-decoration: underline; color: red } --> My Portal // 这一段使得FireFox也支持IE的innerText方法 function isIE(){ if (window.navigator.userAgent.toLowerCase().indexOf("msie")>=1) return true; else return false; } if(!isIE()){ //firefox innerText define HTMLElement.prototype.__defineGetter__( "innerText", function(){ var anyString = ""; var childS = this.childNodes; for(var i=0; i if(childS[i].nodeType==1) anyString = childS[i].tagName=="BR" ? 'n' : childS[i].innerText; else if(childS[i].nodeType==3) anyString = childS[i].nodeValue; } return anyString; } ); HTMLElement.prototype.__defineSetter__( "innerText", function(sText){ this.textContent=sText; } ); } // 这一段使得FireFox的HTMLElement具有click方法（add click method to HTMLElement in Mozilla） try { // create span element so that HTMLElement is accessible document.createElement('span'); HTMLElement.prototype.click = function () { if (typeof this.onclick == 'function') this.onclick({type: 'click'}); }; } catch (e) { // alert('click method for HTMLElement couldn't be added'); } // 对HTMLAnchorElement 加入onclick事件 try { // create a element so that HTMLAnchorElement is accessible document.createElement('a'); HTMLElement.prototype.click = function () { if (typeof this.onclick == 'function') { if (this.onclick({type: 'click'}) && this.href) window.open(this.href, this.target? this.target : '_self'); } else if (this.href) window.open(this.href, this.target? this.target : '_self'); }; } catch (e) { // alert('click method for HTMLAnchorElement couldn't be added'); } // 跟踪回车键事件 function captureKeys (evt) { var keyCode = evt.keyCode ? evt.keyCode : evt.charCode ? evt.charCode : evt.which; if (keyCode == 13) { // cancel key: if (evt.preventDefault) { evt.preventDefault(); } var dq = getCookie('default-engine'); if( dq == null) dq = "baidu_txt"; submit_query( dq ); return false; } return true; } // cookie 功能函数 function getCookie(cookieName) { var cookieString = document.cookie; var start =cookieString.indexOf(cookieName '='); if(start == -1) return null; start = cookieName.length 1; var end = cookieString.indexOf(';', start); if(end == -1) return unescape(cookieString.substring(start)); return unescape(cookieString.substring(start,end)); } function setCookie(cookieName, cookieValue) { var expires = new Date(); expires.setTime( expires.getTime() 3*30*24*60*60*1000); // 3 months document.cookie = cookieName '=' escape(cookieValue) ';expires=' expires.toGMTString(); } function removeCookie(cookieName) { var expires = new Date(); expires.setTime( expires.getTime() - 1); document.cookie = cookieName '=fooxxx;expires=' expires.toGMTString(); } function $(id) { return document.getElementById(id); } // 调式Object用，适用于IE，Firefox下可用firebug function dumpObject(obj) { var temp=""; for (x in obj) temp = x ": " obj[x] "n"; var popup = window.createPopup(); popup.document.body.innerHTML = ' ' temp ' '; popup.show(100, 100, 300, 400, document.body); } // 多种查询引擎请求分派 function submit_query(t_query) { var keyword = document.getElementById("keyword"); var mylink = document.getElementById("mylink"); var loc = ""; switch(t_query) { case "baidu_txt": loc = "http://www.baidu.com/s?wd=" keyword.value; break; case "baidu_img": loc = "http://image.baidu.com/i?ct=201326592&lm=-1&tn=baiduimagenojs&pv=&word=" keyword.value "&z=0&pn=0&rn=16&cl=2"; break; case "yodao_txt": loc = "http://www.yodao.com/search?q=" encodeURI(keyword.value) "&ue=utf8&keyfrom=web.index"; break; case "yodao_img": loc = "http://image.yodao.com/search?q=" encodeURI(keyword.value) "&ue=utf8&keyfrom=image.index"; break; case "yodao_dict": loc = "http://dict.yodao.com/search?q=" encodeURI(keyword.value) "&ue=utf8&keyfrom=dict.index"; break; case "yodao_blog": loc = "http://blog.yodao.com/search?q=" encodeURI(keyword.value) "&ue=utf8&keyfrom=blog.top"; break; case "iask_ditu": loc = "http://ditu.iask.com/a/r.php?cl=北京&key=" keyword.value; break; case "verycd": loc = "http://www.verycd.com/search/folders/" encodeURI(keyword.value); break; case "google_txt": loc = encodeURI("http://www.google.com/search?hl=en&q=" keyword.value "&btnG=Google Search"); break; case "yahoo_txt": loc = "http://search.yahoo.com/search?p=" encodeURI(keyword.value) "&vc=&fr=yfp-t-501&toggle=1&cop=mss&ei=UTF-8&fp_ip=CN"; break; case "trans_en": loc = "http://209.85.171.104/translate_c?hl=en&sl=en&tl=zh-CN&u=http://" keyword.value "/&usg=ALkJrhijPevZUxPtrHDj94k1U9Wo8x7S8g"; break; case "google_code": loc = "http://www.google.com/codesearch?q=" keyword.value "&hl=en&btnG=Search Code"; break; case "google_scholar": loc = "http://scholar.google.com/scholar?q=" keyword.value "&hl=en&lr=&btnG=Search"; break; } setEngine(t_query); setCookie('default-engine', t_query); mylink.href= loc; mylink.click(); } function getDefaultEngine() { var dq = getCookie('default-engine'); if( dq == null) dq = "baidu_txt"; return dq; } function setDefaultEngine() { var old_e = getDefaultEngine(); if( $(old_e).innerText.indexOf('*') $(old_e).innerText = $(old_e).innerText '*'; } function setEngine( new_e ) { var old_e = getDefaultEngine(); if( $(old_e).innerText.indexOf('*') >= 0) $(old_e).innerText = $(old_e).innerText.replace('*',''); if( $(new_e).innerText.indexOf('*') $(new_e).innerText = $(new_e).innerText '*'; setCookie('default-engine', new_e); } Search: 百度 Google 有道 博客 代码 论文 百图 有图 词典 地图 CD Yahoo 翻译

JavaScript page implementation code integrated with multiple search engines_javascript skills

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