function tr ($text) { 
            
$tr_yanlis = array ( 
'Ç','ç','Ğ','ğ','İ','ı','Ö','ö','Ş','ş','Ü','ü', 
'Ç','ç','Ğ','ğ','İ','ı','Ö','ö','Ş','ş','Ü','ü', 
'Ç','ç','Ğ','ğ','İ','ı','Ö','ö','Ş','ş','Ü','ü', 
'Ç','&ccedil','Ö','ö','Ü','ü', 
'Ð','ð','Ý','ý','Þ','þ', 
'Ð','ð','Ý','ý','Þ','þ'); 




$tr_dogru = array  ( 
'Ç','ç','Ğ','ğ','İ','ı','Ö','ö','Ş','ş','Ü','ü', 
'Ç','ç','Ğ','ğ','İ','ı','Ö','ö','Ş','ş','Ü','ü', 
'Ç','ç','Ğ','ğ','İ','ı','Ö','ö','Ş','ş','Ü','ü', 
'Ç','ç','Ö','ö','Ü','ü', 
'Ğ','ğ','İ','ı','Ş','ş', 
'Ğ','ğ','İ','ı','Ş','ş'); 



$text = str_replace($tr_yanlis, $tr_dogru, $text);  
           return $text ; }