85. list($iMicroSec, $iSec) = explode(' ', microtime()); 86. return (float) $iSec + ((float) $iMicroSec * 100000); 87. } 88. srand(make_seed()); 89. 90. // All the character which can used for the captcha string 91. $sPossibleChars="ABCDEFGHJKLMNPRSTUVWXYZabcdefghijkmnpqrstuvwxyz23456789";