tireless

那些 if 可用一个 for 代替：

@echo off
set str=%*
for %%a in (b y w s so go ku yi d di p yh hy f h t tb zd p3 tp sp bk kj zl xw) do (
  if "%1"=="%%a" goto %%a
)
start "" "http://www.google.com/search?hl=zh-CN&ie=GB2312&q=%str:*g =%"
exit /b

:b 百度
start "" "http://www.baidu.com/s?wd=%str:*b =%"
exit /b

:y 雅虎
start "" "http://one.cn.yahoo.com/s?p=%str:*y =%&pid=hp&v=web"
exit /b

:w 有道
start "" "http://www.youdao.com/search?q=%str:*w =%&ue=gbk&keyfrom=163index"
exit /b

:s 搜狗
start "" "http://www.sogou.com/web?query=%str:*s =%"
exit /b

:so 搜搜
start "" "http://www.soso.com/q?pid=s.idx&w=%str:*so =%"
exit /b

:go 狗狗
start "" "http://search.gougou.com/search?search=%str:*go =%"
exit /b

:ku 优酷
start "" "http://so.youku.com/search_video/q_%str:*ku =%"
exit /b

:yi 搜狗音乐
start "" "http://d.sogou.com/music.so?pf=&query=%str:*yi =%"
exit /b

:d 多特
start "" "http://www.duote.com/search.php?searchType=&so=%str:*d =%"
exit /b

:di dice海词
start "" "http://www.dict.cn/search?q=%str:*di =%"
exit /b

:p 中国网站排名
start "" "http://www.chinarank.org.cn/overview/Info.do?url=%str:*p =%"
exit /b

:yh 谷歌翻译(英译汉)
start "" "http://translate.google.cn/translate_t?hl=zh-CN#en|zh-CN|%str:*yh =%"
exit /b

:hy 谷歌翻译(汉译英)
start "" "http://translate.google.cn/translate_t#zh-CN|en|%str:*hy =%"
exit /b

:f 快车搜索
start "" "http://s.kuaiche.com/s/btsearch?q=%str:*f =%&tid=1&type=%E7%94%B5%E5%BD%B1"
exit /b

:h 华军
start "" "http://search.newhua.com/search.asp?Keyword=%str:*h =%"
exit /b

:t 天空
start "" "http://www.skycn.com/search.php?ss_name=%str:*t =%&sor=00&sf=default"
exit /b

:tb 百度贴吧
start "" "http://tieba.baidu.com/f?ct=&tn=&rn=&pn=&lm=&kw=%str:*tb =%"
exit /b

:zd 百度知道
start "" "http://zhidao.baidu.com/q?word=%str:*zd =%&ct=17&lm=0&pn=0&tn=ikaslist&rn=10&fr=idx_1"
exit /b

:p3 百度mp3
start "" "http://mp3.baidu.com/m?f=ms&rn=&tn=baidump3&ct=134217728&word=%str:*p3 =%&lm=-1"
exit /b

:tp 百度图片
start "" "http://image.baidu.com/i?ct=201326592&cl=2&lm=-1&tn=baiduimage&pv=&word=%str:*tp =%&z=0"
exit /b

:sp 百度视频
start "" "http://video.baidu.com/v?ct=301989888&rn=20&pn=0&db=0&s=0&fbl=1024&word=%str:*sp =%"
exit /b

:bk 百度百科
start "" "http://baike.baidu.com/list-php/dispose/not_exists.php?word=%str:*bk =%"
exit /b

:kj 百度空间
start "" "http://hi.baidu.com/%str:*kj =%"
exit /b

:zl 百度用户资料
start "" "http://passport.baidu.com/?business&aid=7&default_tab=2&un=%str:*zl =%"
exit /b

:xw 百度新闻
start "" "http://news.baidu.com/ns?word=%str:*xw =%&tn=news&from=news&cl=2&rn=20&ct=1"
复制代码

tireless

行，如果不考虑 不输入搜索引擎别名 的情况下。那个代码考虑了 不输入搜索引擎别名 时，默认进行Google搜索。