ERROR แบบนี้คืออะไรคะ Fatal error: Cannot redeclare swath() (previously declared in 'xyz'

           $con = mysql_connect("localhost","root","root");
           mysql_query("SET NAMES UTF8");
           mysql_select_db("newsextraction", $con);
           $query = "SELECT news_detail,url_id,type_id FROM news_web  ";
           $result = mysql_query($query); 

           while($row = mysql_fetch_array($result))
          {
		      $typeID =$row['type_id'];
			  $urlID = $row['url_id'];
		      $newssu="{$row['news_detail']}";
 		     // echo  "$newssu <BR>" ;
             
	
	     
	     function swath($input_text)
		   {
			$input_filename= tempnam("/tmp", "swath_");
			$output_filename= tempnam("/tmp", "swath_");
			$input_text_tis620 = iconv("UTF-8", "TIS-620", $input_text);
			file_put_contents($input_filename, $input_text_tis620);
			system("C:/AppServ/www/swathf/swath < $input_filename > $output_filename");
			$raw = file_get_contents($output_filename);
			$raw_utf8 = iconv("TIS-620", "UTF-8", $raw);
			unlink($input_filename);
			unlink($output_filename);
			return preg_split('/\|/', $raw_utf8);
			 
		} 
	$output = swath($newssu);
   //print implode("<BR>", $output);
	
    file_put_contents("C:\AppServ\www\swathf\output.txt",implode ($output,"\r\n"));	

          $strFileName = "C:\AppServ\www\swathf\output.txt";//อ่านไฟล์
          $objFopen = fopen($strFileName, 'r');
          if ($objFopen) {
          while (!feof($objFopen)) {
          $file = fgets($objFopen, 4096);
		  //$xx .= $file;
          // echo $file."<br>";
		
		 $conn = mysql_connect(localhost,root,root) or die ('Error connecting to mysql');
         mysql_query("SET NAMES UTF8");
         $dbname = 'newsextraction';
         mysql_select_db($dbname);
         $query1 = "SELECT nameE FROM name_entity WHERE nameE LIKE '".trim($file,"\t\n\r\0\x0B")."' ";
         $result1 = mysql_query($query1);
         while($row = mysql_fetch_array($result1))
             {
		          $show .= $row['nameE']."," ;
				  
		     }
			
        }}
    
         //echo"$show";


        
			 

          $array = explode(",", $show);// ตัดคำด้วย ,
          $i = 0;
          foreach ($array as $value) {
	      if($array[$i] != "ที่" && $array[$i] != "ณ")
	      {
		    if($back_status != 1)
		    {
			//echo "-".$array[$i]."-<br>";//ตรงนี้จะเช็คทีละคำ ก่อนคำว่าที่
			   $front = "$array[$i]";
			//echo"$front";
			
	      $conn = mysql_connect(localhost,root,root) or die ('Error connecting to mysql');
          mysql_query("SET NAMES UTF8");
          $dbname = 'newsextraction';
          mysql_select_db($dbname);
          $query2= "SELECT nameE,type_id FROM name_entity WHERE nameE = '".trim($array[$i],"\t\n\r\0\x0B")."'  ";
		  // การ Query ด้วยเงื่อนไขที่เป็น LIKE ควรใส่เครื่องหมาย % ไม่อย่างนั้นก็ใช้ = ไปเลย
          $result2 = mysql_query($query2);
          while($row = mysql_fetch_array($result2))
             {
		          //$show .= $row['nameE']."," ;

				 $show2.=" {$row['nameE']}//{$row['type_id']}&nbsp&nbsp" ;  
				 
				 if($row['type_id'] == 1){
				 	$x1 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 2){
				 	$x2 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 3){
				 	$x3 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 4){
				 	$x4 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 5){
				 	$x5 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 6){
				 	$x6 .= $row['nameE']." ";
				 }
				  // echo"$show2";
				  
		     }
				
			

		      }
		   $front .= $array[$i];
		
	}

	if($array[$i] == "ที่" || $array[$i] == "ณ")
	{
		//echo $front."<br>";//เทียบกับ DB
		$back_status = 1;
		
	}
	if($back_status == 1 || $array[$i] == "ณ")
	{
		if($array[$i] != "ที่" && $array[$i] != "ณ")
		{
			$back .= $array[$i];
			//echo "-".$array[$i]."-<br>";////ตรงนี้จะเช็คทีละคำ หลังคำว่าที่
		$back = "$array[$i]<BR>";
		//echo"$back";
		
		 $conn = mysql_connect(localhost,root,root) or die ('Error connecting to mysql');
         mysql_query("SET NAMES UTF8");
         $dbname = 'newsextraction';
         mysql_select_db($dbname);
         $query3 = "SELECT nameE,type_id FROM name_entity WHERE type_id = 6 AND nameE = '".trim($array[$i],"\t\n\r\0\x0B")."'  ";
		 // การ Query ด้วยเงื่อนไขที่เป็น LIKE ควรใส่เครื่องหมาย % ไม่อย่างนั้นก็ใช้ = ไปเลย
         $result3 = mysql_query($query3);
         while($row = mysql_fetch_array($result3))
             {
		          //$show .= $row['nameE']."," ;

				  $show3 .=" {$row['nameE']}//{$row['type_id']}&nbsp&nbsp" ;  
				   if($row['type_id'] == 1){
				 	$x1 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 2){
				 	$x2 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 3){
				 	$x3 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 4){
				 	$x4 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 5){
				 	$x5 .= $row['nameE']." ";
				 }
				 
				  if($row['type_id'] == 6){
				 	$x6 .= $row['nameE']." ";
				 }
		       // echo"$show3";
				  
			 }
				
		
		
	
		
		
		}
			
	}
	
	$i++;
}

//echo $back."<BR>";//เทียบกับ DB
  $news= $show2.$show3;  
  //echo"$news";
  echo $x1."<br>";
  echo $x2."<br>";
  
  $test = substr($x1,0,-1);
  echo $test;
  $q = mysql_query("insert into news_su (type_id,url_id,org,act,title,per,loc,`date`) values ( '".$typeID."','".$urlID."','".$x1."','".$x3."','".$x2."','".$x4."','".$x5."','".$x6."')");
  echo "insert into news_su (org,act,title,per,loc,`date`) values ('".$x1."','".$x2."','".$x3."','".$x4.",'".$x5."','".$x6."'')";
//  $add = explode(" ",$news);
  
// print_r ($add);
  
    
  }
           
		   
	 mysql_close($con);