Home > Developer > JavaScript

Page Implementation Code integrated by multiple search engines in javascript

Source: Internet
Author: User
Developer on Alibaba Coud: Build your first app with APIs, SDKs, and tutorials on the Alibaba Cloud. Read more ＞

-Enter a keyword and click the search engine link to go to the search engine page.
-If you enter a keyword and press enter, the default search engine is used. The default search engine is changed for each selected search engine.
-Automatically remembers the search engine used last time, followed *

The source code is as follows:
Copy codeThe Code is as follows:
<Html>
<Head>
<Meta http-equiv = "Content-Type" content = "text/html; charset = gb2312">
<Style type = "text/css">
<! --
. 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}
-->
</Style>
<Title> My Portal </title>
<Script language = "javascript">
// FireFox also supports the innerText method of IE.
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 <childS. length; 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;
}
);
}
// This section makes FireFox's HTMLElement have the click method (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 ');
}
// Add an onclick event to HTMLAnchorElement
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.tar get? This.tar get: '_ self ');
}
Else if (this. href)
Window. open (this. href, this.tar get? This.tar get: '_ self ');
};
}
Catch (e ){
// Alert ('click method for HTMLAnchorElement couldn \'t be added ');
}
// Tracks the Enter key event
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 Function
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 );
}
// Used for Object mode, applicable to firebug in IE and Firefox
Function dumpObject (obj)
{
Var temp = "";
For (x in obj)
Temp + = x + ":" + obj [x] + "\ n ";
Var popup = window. createPopup ();
Popup.doc ument. body. innerHTML = '<textarea rows = 30 cols = 40>' + temp + '</textarea> ';
Popup. show (100,100,300,400, document. body );
}
// Multiple query engine Request dispatch
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 = Beijing & 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_schlar ":
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 ('*') <0)
$ (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 ('*') <0)
$ (New_e). innerText = $ (new_e). innerText + '*';
SetCookie ('default-engine ', new_e );
}
</Script>
</Head>
<Body onload = 'setulultengine () '>
<Table border = "0" width = "100%">
<Tr> <td>
<A href = "http://www.google.com" id = "mylink" target = "_ blank"> Search: </a>
<Input type = "text" name = "keyword" size = "20" id = "keyword" onkeypress = "return captureKeys (event);">
<A href = "#" id = 'Baidu _ txt 'onclick = "submit_query ('Baidu _ txt')"> baidu </a>
<A href = "#" id = 'Google _ txt 'onclick = "submit_query ('Google _ txt')"> google </a>
<A href = "#" id = 'yodao _ txt 'onclick = "submit_query ('yodao _ txt')"> youdao </a>
<A href = "#" id = 'yodao _ blog 'onclick = "submit_query ('yodao _ blog')"> blog </a>
<A href = "#" id = 'Google _ Code' onclick = "submit_query ('Google _ Code')"> code </a>
<A href = "#" id = 'Google _ value' onclick = "submit_query ('Google _ shell')"> thesis </a>
<A href = "#" id = 'Baidu _ img 'onclick = "submit_query ('Baidu _ img')"> diagram </a>
<A href = "#" id = 'yodao _ img 'onclick = "submit_query ('yodao _ img')"> illustrated </a>
<A href = "#" id = 'yodao _ dict 'onclick = "submit_query ('yodao _ dict')"> dictionary </a>
<A href = "#" id = 'iask _ ditu 'onclick = "submit_query ('iask _ ditu ')"> Map </a>
<A href = "#" id = 'verycd' onclick = "submit_query ('verycd')"> CD </a>
<A href = "#" id = 'yahoo _ txt 'onclick = "submit_query ('yahoo _ txt')"> yahoo </a>
<A href = "#" id = 'Trans _ en' onclick = "submit_query ('Trans _ en')"> translation </a>
</Td> </tr>
</Table>
</Body>
</Html>

This article is an English version of an article which is originally in the Chinese language on aliyun.com and is provided for information purposes only. This website makes no representation or warranty of any kind, either expressed or implied, as to the accuracy, completeness ownership or reliability of the article or any translations thereof. If you have any concerns or complaints relating to the article, please send an email, providing a detailed description of the concern or complaint, to info-contact@alibabacloud.com. A staff member will contact you within 5 working days. Once verified, infringing content will be removed immediately.

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

Get Started for Free

  • Sales Support

    1 on 1 presale consultation

    Chat Contact Sales

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

    Open a Ticket

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.

    Learn More