PHP Decode

$LI = "\74\144\x69\x76\40\x3e\x48\145\x6c\x6c\157\x2c\40\x3c\x62\162\x3e\x3c\x62\x72\76\x3c\x73\164\x72\x6f\x6e\x67\x3e\103\157\155\160\x61\x6e\x79\40\x3a\x3c\141\x20\x68\162\x65\x66\x3d\x22" . $_SERVER["\123\105\122\x56\x45\122\137\116\x41\x4d\105"] . "\x22\40\x74\x61\162\x67\145\164\x3d\x22\137\142\x6c\141\x6e\153\42\x20\76\x3c\x2f\x73\x74\162\157\156\x67\76" . $_SERVER["\123\105\122\126\x45\122\x5f\116\101\115\105"] . "\x3c\57\x61\x3e\74\142\x72\76\74\x62\x72\x3e\74\x73\x74\x72\x6f\x6e\x67\76\120\150\x6f\x6e\145\x20\x4e\165\155\x62\x65\x72\x20\x3a\74\x2f\163\x74\162\x6f\156\x67\x3e" . $If . "\74\142\162\76\74\x62\162\x3e\x3c\x73\x74\x72\x6f\156\x67\x3e\101\x64\155\151\x6e\x20\105\x6d\141\x69\x6c\x20\x3a\74\x61\x20\150\x72\x65\146\75\x22\x6d\x61\x69\x6c\x74\x6f\x3a" . $WA . "\x22\40\x74\141\162\x67\145\x74\75\42\137\142\154\141\156\x6b\x22\x3e" . $WA . "\74\57\141\76\74\x2f\163\164\x72\x6f\156\147\76\x3c\142\x72\x3e\x3c\142\162\x3e\74\x73\164\x72\x6f\156\x67\x3e\x4e\x6f\x20\x6f\x66\40\x41\120\111\x20\103\162\145\x61\x74\x65\144\72\x3c\x2f\163\x74\162\x6f\x6e\x67\x3e" . $sG . "\x20\x3c\x62\x72\76\74\x62\162\x3e\x3c\x73\x74\x72\157\x6e\x67\76\40\114\151\x63\145\156\x73\145\40\105\x78\160\151\162\x79\x3a\x3c\x2f\163\164\162\157\x6e\x67\76\40" . $z1 . "\x3c\x62\x72\76\x3c\x62\x72\76\74\163\x74\x72\x6f\156\147\76\40\123\165\160\160\157\162\164\40\105\170\160\x69\x72\x79\x3a\74\57\x73\x74\x72\157\156\x67\x3e\40" . $SX . "\x3c\x2f\x64\x69\x76\76";