RewriteEngine On
RewriteRule select/main?(.*)$ http://www.adword.cn [R,L,NC]
RewriteRule select/Login?(.*)$ http://www.adword.cn [R,L,NC]
RewriteRule select/home http://www.adword.cn [R,L,NC]
RewriteRule select/(.*)/(.*)$ https://adwords.google.com/select/$1/$2 [R,L,NC]
RewriteRule select/(.*)$ /help/shelp.php\?c=$1 [L,QSA,NC]
RewriteRule select /help/shelp.php [L,NC]
RewriteRule support/(.*)$ /help/thelp.php\?c=$1 [L,QSA,NC]
RewriteRule support /help/thelp.php [L,NC]