while($rs=mysql_fetch_array($sql)){
$c_class=substr($rs[c_ename],4,1);
if ($c_class==1){
$tsql=mysql_query("select name from member where s_no='$rs[c_ename]' and div='D'");
$t=mysql_fetch_array($tsql);
$class=substr($rs[c_ename],5,2);
?>
if (mysql_num_rows($sql)!=0){
mysql_data_seek($sql,0);
}
while($rs=mysql_fetch_array($sql)){
$c_class=substr($rs[c_ename],4,1);
if ($c_class==2){
$tsql=mysql_query("select name from member where s_no='$rs[c_ename]' and div='D'");
$t=mysql_fetch_array($tsql);
$class=substr($rs[c_ename],5,2);
?>
if (mysql_num_rows($sql)!=0){
mysql_data_seek($sql,0);
}
while($rs=mysql_fetch_array($sql)){
$c_class=substr($rs[c_ename],4,1);
if ($c_class==3){
$tsql=mysql_query("select name from member where s_no='$rs[c_ename]' and div='D'");
$t=mysql_fetch_array($tsql);
$class=substr($rs[c_ename],5,2);
?>