No signal of success

HELP please! I got the following script, and I don't see any signal that the data have been entered into the database..! Who can help me to correct it <!---Adduser php script begins here---> <? /* this script will handle the variables passed from the addnew.htm file */ /* declare some relevant variables */ $hostname = "xxx"; $username ="xxx"; $password = "xxxx"; $dbName = "recds"; /* MySQL table created to store the data */ $userstable = "newpeople"; /* the site administrator's email address */ $adminaddress = "me@midominio.com"; if ($db=mysql_connect($hostname,$username,$password)) { if (mysql_select_db ($dbName,$db)) { $myquery="INSERT INTO $userstable VALUES ('$first_name,'$last_name','$country','$mother_tongue','$languages','$lanpai rs','$gender','$birthday','$occupation','$dbskills','$progskills','$ik_level ','$mngskills','$itskills','$educ_degree1','$edu_desc1','$educ_degree2','$ed u_desc2','$educ_degree3','$edu_desc3','$work_resume','$ref1_name','$ref1_ema il','$ref1_phone','$ref2_name','$ref2_email','$ref2_phone','$ref3_name','$re f3_email','$ref3_phone','$comments')"; if ($result = mysql_query ($myquery)) PRINT "Your information has also been inserted into our database, for future reference."; } else echo mysql_error(); } else echo mysql_error(); ?> <!---Adduser php script ends here--->