Php ile sunucuya resim nasıl eklenir

<form id="form1" name="form1" method="post" action="kayit.php">
<input type="text" name="baslik" size="79" value=""><br>
<SELECT class=inmatning name="kategori" id="form_name">
<OPTION value="haber">Haber</OPTION></SELECT><br>
<textarea name="aciklama" cols="60" rows="15"></textarea><br>
<input type="text" name="devami" size="79" value=""><br>
<input type="submit" name="Submit" value="haberi ekle">
</form>

<?php  
include("db.php"); 
function replace_tr($text) { 
$text = trim($text); 
$search = array('Ç','ç','Ğ','ğ','ı','İ','Ö','ö','Ş','ş','Ü','ü',' '); 
$replace = array('C','c','G','g','i','I','O','o','S','s','U','u','-'); 
$new_text = strtolower(str_replace($search,$replace,$text));   
return $new_text; 
} 
$zorunlu = array('aciklama','kategori','devami','resim','baslik'); 
$hata = "0"; 
   foreach ($_POST as $key => $value) { 
      if (in_array($key,$zorunlu) AND trim($value) == "") { 
      $hata = 1; 
} 
} 
if ($hata != "1") { 
foreach ($_POST as $key => $value) { 
$$key = $value; 
} 
$link = replace_tr($baslik); 
$kayit = "INSERT INTO yazilar (aciklama,kategori,devami,resim,baslik,link) values  
('$aciklama','$kategori','$devami','$resim','$baslik','$link')";  
if(mysql_num_rows(mysql_query("SELECT * FROM yazilar WHERE baslik = '$baslik'")) < 1){
$sql = mysql_query($kayit);  
if(! $sql){  
echo "$kayit";  
}  
else
{  
echo '<h1>Tebrikler</h1>
<meta http-equiv="refresh" content="1;URL=ekle.php">';  
}
}else{
echo ' <h1>Hata</h1>
<meta http-equiv="refresh" content="1;URL=ekle.php">';
}
} 
?>

<form id="form1" name="form1" method="post" action="kayit.php">
<input type="text" name="baslik" size="79" value=""><br>
<SELECT class=inmatning name="kategori" id="form_name">
<OPTION value="haber">Haber</OPTION></SELECT><br>
<textarea name="aciklama" cols="60" rows="15"></textarea><br>
<input type="text" name="devami" size="79" value=""><br>
<input type="submit" name="Submit" value="haberi ekle">
</form>

<?php  
include("db.php"); 
function replace_tr($text) { 
$text = trim($text); 
$search = array('Ç','ç','Ğ','ğ','ı','İ','Ö','ö','Ş','ş','Ü','ü',' '); 
$replace = array('C','c','G','g','i','I','O','o','S','s','U','u','-'); 
$new_text = strtolower(str_replace($search,$replace,$text));   
return $new_text; 
} 
$zorunlu = array('aciklama','kategori','devami','resim','baslik'); 
$hata = "0"; 
   foreach ($_POST as $key => $value) { 
      if (in_array($key,$zorunlu) AND trim($value) == "") { 
      $hata = 1; 
} 
} 
if ($hata != "1") { 
foreach ($_POST as $key => $value) { 
$$key = $value; 
} 
$link = replace_tr($baslik); 
$kayit = "INSERT INTO yazilar (aciklama,kategori,devami,resim,baslik,link) values  
('$aciklama','$kategori','$devami','$resim','$baslik','$link')";  
if(mysql_num_rows(mysql_query("SELECT * FROM yazilar WHERE baslik = '$baslik'")) < 1){
$sql = mysql_query($kayit);  
if(! $sql){  
echo "$kayit";  
}  
else
{  
echo '<h1>Tebrikler</h1>
<meta http-equiv="refresh" content="1;URL=ekle.php">';  
}
}else{
echo ' <h1>Hata</h1>
<meta http-equiv="refresh" content="1;URL=ekle.php">';
}
} 
?>

<?php   
include("db.php");  
function replace_tr($text) {  
$text = trim($text);  
$search = array('Ç','ç','Ğ','ğ','ı','İ','Ö','ö','Ş','ş','Ü','ü',' ');  
$replace = array('C','c','G','g','i','I','O','o','S','s','U','u','-');  
$new_text = strtolower(str_replace($search,$replace,$text));    
return $new_text;  
}  
$zorunlu = array('aciklama','kategori','devami','resim','baslik');  
$hata = "0";  
   foreach ($_POST as $key => $value) {  
      if (in_array($key,$zorunlu) AND trim($value) == "") {  
      $hata = 1;  
}  
}  
if ($hata != "1") {  
foreach ($_POST as $key => $value) {  
$$key = $value;  
}  
$link = replace_tr($baslik);  
$icerik=file_get_contents($resim);
$resim1ad=rand(0,999999);
$yaz=fopen("../resimler/".$resim1ad.".jpg","w+");
fwrite($yaz,$icerik) or die("Hata olustu !");
$kayit = "INSERT INTO yazilar (aciklama,kategori,devami,resim,baslik,link) values   
('$aciklama','$kategori','$devami','resimler/$resim1ad.jpg','$baslik','$link')";   
if(mysql_num_rows(mysql_query("SELECT * FROM yazilar WHERE baslik = '$baslik'")) < 1){ 
$sql = mysql_query($kayit);   
if(! $sql){   
echo "$kayit";   
}else{   
echo '<h1>Tebrikler</h1> 
<meta http-equiv="refresh" content="1;URL=ekle.php">';  
} 
}else{ 
echo ' <h1>Hata</h1> 
<meta http-equiv="refresh" content="1;URL=ekle.php">'; 
} 
}  
?>