A simple graphics counter

<?php
/***
Hit_count table only one field Hit_count
Page_visit_record table is used to control an IP one day and only produce a counter beat
CREATE TABLE Page_visit_record (
Visit_time datetime DEFAULT ' 0000-00-00 00:00:00 ' not NULL,
Remote_addr char (not NULL),
Visit_page char (=) Not NULL,
KEY visit_time (Visit_time, Visit_page),
PRIMARY KEY (Visit_time)
);
***/
Include ("config.inc.php3");
$query = "SELECT count (*) as Tong from Page_visit_record where remote_addr= ' $REMOTE _addr ' and Date_format (Visit_time, '%y- %m-%d ') =curdate () ";
$result = @mysql_query ($query, $dbconnect);
$has _count= @mysql_result ($result, 0, "Tong");
@mysql_query ("Lock tables Hit_count write", $dbconnect);
$query = "SELECT * from Hit_count";
$result = @mysql_query ($query, $dbconnect);
if (@mysql_num_rows ($result) >0) {
$cur _count= @mysql_result ($result, 0, "Hit_count");
if ($has _count==0) {
$cur _count++;
$query = "Update hit_count set hit_count= ' $cur _count '";
@mysql_query ($query, $dbconnect);
}
@mysql_query ("Unlock Tables", $dbconnect);
}
else{
$cur _count=1;
$query = "INSERT into Hit_count (Hit_count) VALUES (' $cur _count ')";
@mysql_query ($query, $dbconnect);
@mysql_query ("Unlock Tables", $dbconnect);
}
while (strlen ($cur _count) <8)
$cur _count= "0$cur_count";
$visit _time=date ("y-m-d h:i:s");
$query = "INSERT into Page_visit_record (visit_time,remote_addr,visit_page) VALUES (' $visit _time ', ' $REMOTE _addr ', ' $ Page ') ";
@mysql_query ($query, $dbconnect);
Header ("Content-type:image/gif");
$im = Imagecreate (56,16);
$black = Imagecolorallocate ($im, 0,0,0);
$blue = Imagecolorallocate ($im, 0,0,255);
$white = Imagecolorallocate ($im, 255,255,255);
$yellow = Imagecolorallocate ($im, 255,255,0);
Imagerectangle ($im, 0, 0, $blue);
Imagestring ($im, 2, 4, 1, $cur _count, $yellow);
Imagestring ($im, 2, 4, 1, $cur _count, $yellow);
Imagegif ($im);
Imagedestroy ($im);
?>