SEF link yardım çıldırmak üzereyim!!!

<?php 
  class sistem{ 
        function sef($c_id) { 
        $sql=mysql_query("Select baslik from $GLOBALS[ust_menuler_tbl] where id='$c_id'"); 
         
        $str=mysql_fetch_array($sql); 
        $deger=$str['baslik']; 
         
        $deger=stripslashes($deger); 
        $turkce=array("Ğ","ğ","ı","Ş","ş","İ","þ","Þ","ý","(",")","'","ü","Ü","ö","Ö","ç","Ç"," ","/","*","?","þ","Þ","ý","ð","Ð","Ý","ö","Ö","Ç","ç","ü","Ü","-"); 
        $duzgun=array("G","g","i","s","s","i","s","S","i","","","","u","U","o","O","c","C","_","_","_","","s","S","i","g","G","I","o","O","C","c","u","U","_"); 
        $deger=str_replace($turkce,$duzgun,$deger); 
        $deger = preg_replace("@[^A-Za-z0-9\-_]+@i","",$deger); 
        return $deger.'.html'; 
        } 
        function sef1($deger) { 
         
        $deger=stripslashes($deger); 
        $turkce=array("Ğ","ğ","ı","Ş","ş","İ","þ","Þ","ý","(",")","'","ü","Ü","ö","Ö","ç","Ç"," ","/","*","?","þ","Þ","ý","ð","Ð","Ý","ö","Ö","Ç","ç","ü","Ü","-"); 
        $duzgun=array("G","g","i","s","s","i","s","S","i","","","","u","U","o","O","c","C","_","_","_","","s","S","i","g","G","I","o","O","C","c","u","U","_"); 
        $deger=str_replace($turkce,$duzgun,$deger); 
        $deger = preg_replace("@[^A-Za-z0-9\-_]+@i","",$deger); 
        return $deger.'.html'; 
        } 
      //Başlıklar Sef Kontrol 
      function baslik_link($id) { 
       
      $baslik = mysql_fetch_array(mysql_query("select * from $GLOBALS[ust_menuler_tbl] where id = '$id'")); 
       
      if ($baslik[link] == '') { 
      $sef_aktif = mysql_fetch_array(mysql_query("select * from $GLOBALS[site_bilgileri_tbl] where id ='1'")); 
       
      if ($sef_aktif[sef] == '1'){ 
      echo $id.'-'.$baslik[sef.$GLOBALS[dil]].'.html'; 
      } 
        else{ 
        $alt_baslik_say = mysql_num_rows(mysql_query("select * from $GLOBALS[ust_menuler_tbl] where ust_baslik_id = '$baslik[id]' and gorunurluk = '1'")); 
       
      if ($alt_baslik_say>0){ 
      echo'#'; 
      }else{ 
   
      echo 'index.php?icerik='.$id.''; 
      } 
      } 
      }else{ 
      echo $baslik[link]; 
      } 
      }  
   
        //Başlıklar Sef Kontrol 
      function baslik_link_2($id) { 
       
      $baslik = mysql_fetch_array(mysql_query("select * from $GLOBALS[ust_menuler_tbl] where id = '$id'")); 
       
      if ($baslik[link] == '') { 
      $sef_aktif = mysql_fetch_array(mysql_query("select * from $GLOBALS[site_bilgileri_tbl] where id ='1'")); 
      if ($sef_aktif[sef] == '1'){ 
      echo $id.'-'.$baslik[sef.$GLOBALS[dil]].'.html'; 
      } 
        else{ 
        $alt_baslik_say = mysql_num_rows(mysql_query("select * from $GLOBALS[ust_menuler_tbl] where ust_baslik_id = '$baslik[id]' and gorunurluk = '1'")); 
       
      echo 'index.php?icerik='.$id.''; 
       
      } 
      }else{ 
      echo $baslik[link]; 
      } 
      }     
  	###// Üst Menuler### 
  	function ust_menuler_1() 
  	{ 
  	//dil seçimi 
  	 
  	//dil seçimi 
  	 
  	//Ana Başlıkları Gösterme 
  	$ust_menuler_sql = mysql_query("select * from $GLOBALS[ust_menuler_tbl] where gorunurluk = '1' and ust_baslik_id = '0' order by sira asc"); 
  	echo'<ul>'; 
  	while($ust_menuler = mysql_fetch_array($ust_menuler_sql)){ 
  		 
  		 
  	$ana_sayfa_id_sql = mysql_fetch_array(mysql_query("select * from $GLOBALS[ana_sayfa_tbl]")); 
  	$ana_sayfa_id = $ana_sayfa_id_sql['baslik_id']; 
  	 
  	 
  	echo'<li class="menu_li"><a ';  
  	if ($_GET['icerik'] == '') { if ($ana_sayfa_id == $ust_menuler['id']) {echo'class="active"';}} 
  	else{ if ($_GET['icerik'] == $ust_menuler['id']) {echo'class="active"';}}  
  	 
  	echo'title="'.strip_tags($ust_menuler[baslik.$_SESSION[lang_ek]]).'" href="'; 
  	 
  	$this->baslik_link($ust_menuler[id]); 
  	 
  	echo'"><span>'.$ust_menuler['baslik'.$_SESSION[lang_ek]].'</span></a>'; 
  	 
  	 
    
  	//Alt Başlıklar 
  	  
  	$alt_basliklar_sql = mysql_query("select * from $GLOBALS[ust_menuler_tbl] where ust_baslik_id = '$ust_menuler[id]' and gorunurluk = '1' order by sira asc"); 
  	$alt_basliklar_say = mysql_num_rows($alt_basliklar_sql); 
  	echo'<ul class="alt_menu">'; 
  	 
  	while ($alt_basliklar = mysql_fetch_array($alt_basliklar_sql)) { 
  	 
  	echo'<li>';	 
  	echo '<a title="'.$alt_basliklar[baslik.$_SESSION[lang_ek]].'" href="'; 
  $this->baslik_link($alt_basliklar[id]); 
  	echo'">'.$alt_basliklar[baslik.$_SESSION[lang_ek]].'</a>'; 
  	echo'</li>'; 
   
  	} 
  	 
  	echo'</ul>';  
  	  
  	echo'</li>'; 
  	 
  	} echo'</ul>'; 
  	global $icerik; 
  	} 
  	//Site Haritası 
  	function site_haritasi($katid, $onek) 
  	{ 
  	//dil seçimi 
  	 
  	//dil seçimi