Warning: session_start() [function.session-start]: Cannot send session cache limiter - headers already sent

<?
	
	session_start();
	        session_register("valid_uname");
			session_register("valid_pwd");
			session_register("valid_id");
	if($uname && $pwd){
		$db_conn = mysql_connect("localhost","root","1234")
		or die("<font face=\"Cordia New\"size=\"6\" color=\"red\">Could not connect.</font>");
		mysql_select_db("db_pmcom",$db_conn);
		mysql_query("SET NAMES TIS620");
		$query = "select * from admin where name='$uname' and password='$pwd'";
		$result = mysql_query($query,$db_conn);
		$rows = mysql_num_rows($result);
		if($rows <=0){
?>
</font><font size="-1">
<center>
  <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><BR>
  <IMG SRC="images/wrong.jpg" WIDTH="41" HEIGHT="42" BORDER="0" ALT=""> </font> 
</center>
<font face="Cordia New" size="6" color="red">
<center>
  <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><B><BR>
  ชื่อผู้ใช้หรือรหัสผ่านไม่ถูกต้อง</B> </font> 
</center>
</font><font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><br>
</font><font face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><a href="adminindex.php" target="_parent">
<center>
  <font size="-1"> เข้าระบบ </font>
</center>
</a></font></font> <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"> 
<?
		}
		else{
			$valid_user = $uname;
			session_register("valid_user");
						include( "phpConfigCart.php" );
		   Conn2DB();
			session_register("out");

?>
</font><font size="-1"> 
<center>
  <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"> <IMG SRC="images/true.jpg" WIDTH="44" HEIGHT="41" BORDER="0" ALT=""> 
  </font> 
</center>
<font face="Cordia New" size="6" color="green">
<center>
  <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><B><BR>
  <font color="#FF0000"> ผู้ดูแลระบบ</font></B> </font> 
</center>
</font><font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><br><a href="phpmenuuser.php" target="_parent"> 
</font><font face="Microsoft Sans Serif, MS Sans Serif, sans-serif">
<CENTER>
  <font size="-1"> เข้าใช้โปรแกรม</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <a href="getpwdadmin.php">เปลี่ยนรหัสผ่าน</a>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 
  </font>
</CENTER>
<font size="-1"> 
<?
		}
	}
	else{
?>
<BR>
</font></font> 
<center>
  <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><IMG SRC="images/no.jpg" WIDTH="38" HEIGHT="39" BORDER="0" ALT=""> 
  </font> 
</center>
<font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><BR>
</font><font face="Cordia New" size="5" color="red">
<center>
  <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><B>ป้อนชื่อผู้ใช้หรือรหัสผ่านไม่ครบ</B> 
  </font> 
</center>
</font><font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><br>
</font><font face="Microsoft Sans Serif, MS Sans Serif, sans-serif"><a href="adminindex.php" target="_parent">
<center>
  <font size="-1"> เข้าระบบ </font>
</center>
</a></font></font> <font size="-1" face="Microsoft Sans Serif, MS Sans Serif, sans-serif"> 
<?
	}
	?>