Coding produk.php

<?php include "top.php"; ?>
			<div class="BigContent">
				<div class="LeftContent">
					<div id="navigation">
						<ul class="top-level">
                        <li><a href="index.php">HOME</a></li>
                        <li><a href="admin/index.php">ADMINISTRATOR</a></li>
						<?php
							$kat = mysql_query("SELECT category, category.id from category join product on product.id_category=category.id group by category");
							while($list=mysql_fetch_array($kat)){
								echo"<li><a href='product.php?cat=$list[id]'>$list[category]</a></li>";
							}
						?>
						<li><a href='cara.php'>CARA PESAN</a></li>
						</ul>
					</div>
				</div>
				<div class="RightContent">
				<?php
					$prod = $_GET['id'];
					$cat = $_GET['cat'];
					if($cat){
					$sql = mysql_query("SELECT * FROM category WHERE id = '$cat'");
					$jdl = mysql_fetch_array($sql);
					echo "<h1 class='Judul'><font color='black'>Kategori : $jdl[category]</font></h1>";
					$sql2 = mysql_query("SELECT * FROM product WHERE id_category='$cat'");
					while($t = mysql_fetch_array($sql2)){ ?>
					<div class="produk">
						<a href="product.php?id=<?php echo $t['id']; ?>">
							<img title="<?php echo $t['product_name']; ?>" class="FotoProduk" src="foto/<?php echo $t['image']; ?>" height="110px" width="100" />
						</a>
						<br class="clearfloat" />
						<div class="KotakKet">
						<a class="pesanprod" href="input.php?input=add&id=<?php echo $t['id']; ?>">Pesan</a>
						<a class="detprod" href="product.php?id=<?php echo $t['id']; ?>">Detail</a>
						</div>
					</div>

						<?php	}
							}
					elseif($prod){ ?>
				<?php

					$sql = mysql_query("SELECT * FROM product WHERE id='$prod'");
					$d = mysql_fetch_array($sql);
					?>
					<h1 class="Judul">Produk : <?php echo $d['product_name']; ?></h1>
					<div class="KetProd">
						<img class="GambarKetProd" src="foto/<?php echo $d['image']; ?>">
						<?php echo $d['deskripsi']; ?>
					</div>
					<a class="haha" href="javascript:history.go(-1)">Back</a> | <a class="haha" href="input.php?input=add&id=<?php echo $d['id']; ?>">Beli</a>
					<?php } ?>

				</div>
<?php include "bottom.php"; ?>