[Cheack some value in 2 tables]

Hi guy's, i have 2 tables and in both i need to cheack some variable, and i don't know how! I tried with mysql_num_rows, but it need to have min one as value. i cheacked in first table and if the table dosn't have that in it, i need to try with other one, but i dont know how! i hope you understand what is the problem!

[Parse error: syntax error, unexpected T_STRING]

thank you m8! it work now!

[Parse error: syntax error, unexpected T_STRING]

greetings guys, can someone tell me what is error in this code? i constantly getting this error

" Parse error: syntax error, unexpected T_STRING in C:\wamp\www\diplomski\dodaj_podprojekat.php on line 37"!

the code is

$nesto=$_SESSION['tema'];
				$q = "SELECT * FROM projekat WHERE naziv ='$nesto'";
				$r = mysql_query($q) or die mysql_error() ;
				$y = mysql_fetch_object($r); 

and line in witch is error is $r = mysql_query($q) or die mysql_error() ;