.htaccessでPCと携帯とスマフォ判定

<IfModule mod_rewrite.c>
RewriteEngine On

#######スマフォサイト########
# iPod
RewriteCond %{HTTP_USER_AGENT} (iPod|iPhone|DDIPOKET|iPad|J-Android|Vodafone|SoftBank)
RewriteRule ^$ /morimoto/test/sp/ [R]


#######携帯サイト########
RewriteCond %{HTTP_USER_AGENT} (DoCoMo|KDDI|DDIPOKET|UP\.Browser|J-PHONE|Vodafone|SoftBank)
RewriteRule ^$ /morimoto/test/mb/ [R]

#######PCサイト########
RewriteRule ^$ /morimoto/test/pc/ [R]
</IfModule>