ต้องการ search ข้อมูลขึ้นมาก่อนแล้วค่อยบันทึกลงฐานข้อมูลอีกที ได้มั้ยคะ

<!----------------ข้อมูลพนักงาน------------------>
<div class="span 4">
		<div class="col-sm-6 col-xs-8">
	<div class="contentheader">
			<i class="icon-user"></i> ข้อมูลพนักงาน
			</div>
			<div class="panel-body">
			<form action="" method="post">
				รหัสพนักงาน : <input name="search" type="search" style="width:200px; height:30px;" autofocus> <input type="submit" name="button" style="width:30px;height:30px;" hidden >
			</form>
<?php
$con=mysql_connect('localhost', 'root', 'kobatech');
$db=mysql_select_db('sales');
if(isset($_POST['button'])){   
	$search=$_POST['search'];
	$query=mysql_query("select * from user where P_code like '%{$search}%' || Name_E like '%{$search}%' ");
if (mysql_num_rows($query) > 0) {
  while ($row = mysql_fetch_array($query)) {
    echo "<table  class='table table-bordered'>
			<thead>
				<tr>
					<th>รหัสพนักงาน</th>
					<th>ชื่อ-นามสกุล</th>
					<th>ตำแหน่ง</th>
					<th>แผนก</th>
				</tr>
			</thead>
				<tr>
					<td>".$row['P_code']."</td>
					<td>".$row['Name_E']."</td>
					<td>".$row['Position_E']."</td>
					<td>".$row['Sec']."</td>
				</tr>
		</table>
			";
  }
}else{
    echo "No Customer Found";
  }

}
mysql_close();
?>
</div>
			
			
<!-------------รายการที่ได้ซื้อ-------------------->
<div class="contentheader">
	<i class="icon-list"></i> รายการที่ได้ซื้อ
</div>
		<div class="panel-body">
			<table class="table table-bordered" id="resultTable" data-responsive="table" style="text-align: left;">
				<thead>
				<tr>
					<th width="5%">วันที่</th>
					<th width="20%">รหัสพนักงาน</th>   
					<th width="10%">ราคา</th>
				</tr>
				</thead>
			<tbody>	
			<?php
				include('../connect.php');
				$result = $db->prepare("SELECT * FROM money ORDER BY P_code ASC limit 0,5 ");
				$result->execute();
				for($i=0; $row = $result->fetch(); $i++){
			?>
				<tr class="record">
					<td><?php echo $row['date']; ?></td>
					<td><?php echo $row['P_code']; ?></td>
					<td><?php echo $row['price']; ?></td>
				</tr>
			<?php
				}
			?>
			</tbody>
			</table>
		</div>
</div>


<!------------------ร้านค้า-----------------> 
<script language="JavaScript">
	function chk(){

		var a1=parseFloat(document.frm.price.value);
		var a2=parseFloat(document.frm.b.value);
		document.frm.c.value=a1-a2; 
	}
	function moveNumbers(num) {
    var txt=document.getElementById("result").value;
    txt=txt + num;
    document.getElementById("result").value=txt;
    }
	
</script>

<div class="col-sm-6 col-xs-4">
	<div class="contentheader">
			<i class="icon-home"></i> ร้านค้า
			</div>		
	<div class="panel-body">
		<div class=".col-xs-10 col-md-6">
			<label class="control-label col-xs-3" for="code">ร้าน: </label><input type="text" style="width:200px; height:30px;" value="<?php echo $_SESSION['SESS_FIRST_NAME'];?>" readonly> 
			<label class="control-label col-xs-3" for="code">วันที่: </label><input type="text" style="width:200px; height:30px;" value="<?php echo date("d-m-y")?>" readonly>
				<form action="" name="frm">
					<label class="control-label col-xs-3"><font size="4px" color = "blue">ราคา:</label><input type="text" id="result" name="price" style="width:200px;height:75px;font-weight: bold;font-size:70px" onKeyUp="chk()"></font><br>
					<label class="control-label col-xs-3"><font size="4px">รับ:</label><input type="text" id="result1" name="b" style="width:200px;height:75px;font-weight: bold;font-size:45px" onKeyUp="chk()"></font><br>
					<label class="control-label col-xs-3"><font size="4px" color = "red">ทอน:</label><input type="text" name="c" style="width:200px;height:75px;font-weight: bold;font-size:70px" readonly></font>
				</form>
		</div>
			<input type="button" value="7" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<input type="button" value="8" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<input type="button" value="9" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<br>
			<input type="button" value="4" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<input type="button" value="5" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<input type="button" value="6" name="no" class="button button2" onclick="moveNumbers(this.value)"> 
			<br>
			<input type="button" value="3" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<input type="button" value="2" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<input type="button" value="1" name="no" class="button button2" onclick="moveNumbers(this.value)"> 
			<br>
			<input type="button" value="0" name="no" class="button button2" onclick="moveNumbers(this.value)">  
			<button class="btn btn-success " style="width:165px;height:70px;"><i class="icon-large icon-save "></i> บันทึก</button>

</div>

</div>


</div>
</div>
</body>
<?php include('footer.php'); ?>
</html>