help me thelegend

//index.html

<!DOCTYPE html>
<html>
<head>
	<link rel="stylesheet" type="text/css" href="main.css">
	<title></title>
</head>
<body>
	<div class="form">
		<form action="sqlscript1.php" method="post">
			<input type="text" name="search" placeholder="search..."><br>
		</form>
	</div>
</body>
</html>


//sqlscript1.php

<!DOCTYPE html>
<html>
<head>
	<title></title>
</head>
<body>
	<?php
		session_start(A);
	?>

	<?php
		$servername = "";
		$username = "";
		$password = "";
		$dbname = "";

		//create connection
		$conn = new mysqli($servername, $username, $password, $dbname);
		//check connection
		if ($conn->connect_error){
			die("Connection failed: " . $conn->connect_error);
		}

		$id = $_POST['search'];

		$sql = "SELECT * FROM VIDEO_SEARCH WHERE VIDEO_ID LIKE '%$id%'";
		$result = $conn->query($sql);

		if ($result->num_rows > 0) {
	    // output data of each row
	    $row = $result->fetch_assoc();
	        echo "<a href=\"loadvideo.php\">" . $row["VIDEO_NAME"] . "</a>";
	        $_SESSION["row"] = $row;
		} else {
	    	echo "0 results";
		}
		$conn->close();
	?>
</body>
</html>


//loadvideo.php

<?php
	session_start(A);
?>
<?php
	$servername = "";
	$username = "";
	$password = "";
	$dbname = "";

	//create connection
	$conn = new mysqli($servername, $username, $password, $dbname);
	//check connection
	if ($conn->connect_error){
		die("Connection failed: " . $conn->connect_error);
	}

	$handle = $_SESSION["row"]["VIDEO_LOC"];
	echo $handle;

	//echo video tag here

	$conn->close();
?>