dropdown list height limit using javascript

<div class="form-group input-group">

   <span class="input-group-addon"  style="padding: 9px;"> Select a order no</span>
 <select name='order' class="form-control" onmousedown="if(this.options.length>5){this.size=4;}" onchange="this.size=0;" onblur="this.size=0;"
  style="padding: 3px;
    position: absolute;
    width: 160px;">
 <option value='1' >1</option>
<option value='2' >2</option>
<option value='3' >3</option>
<option value='4' >4</option>
<option value='5' >5</option>
<option value='6' >6</option>
<option value='7' >7</option>
<option value='8' >8</option>  </select>

demo:

Select a order no 1 2 3 4 5 6 7 8

send html, php email with all attachement like pdf,image...

    <?php
    function mail_attachment($filename, $path, $mailto, $from_mail, $from_name, $replyto, $subject, $message) {
    $file = $path.$filename;
    $file_size = filesize($file);
    $handle = fopen($file, "r");
    $content = fread($handle, $file_size);
    fclose($handle);
    $content = chunk_split(base64_encode($content));
    $uid = md5(uniqid(time()));
    $name = basename($file);
    $header = "From: ".$from_name." <".$from_mail.">\r\n";
    $header .= "Reply-To: ".$replyto."\r\n";
    $header .= "MIME-Version: 1.0\r\n";
    $header .= "Content-Type: multipart/mixed; boundary=\"".$uid."\"\r\n\r\n";
    $header .= "This is a multi-part message in MIME format.\r\n";
    $header .= "--".$uid."\r\n";
    $header .= "Content-type:text/html; charset=iso-8859-1\r\n";
    $header .= "Content-Transfer-Encoding: 7bit\r\n\r\n";
    $header .= $message."\r\n\r\n";
    $header .= "--".$uid."\r\n";
    $header .= "Content-Type: application/octet-stream; name=\"".$filename."\"\r\n"; // use different content types here
    $header .= "Content-Transfer-Encoding: base64\r\n";
    $header .= "Content-Disposition: attachment; filename=\"".$filename."\"\r\n\r\n";
    $header .= $content."\r\n\r\n";
    $header .= "--".$uid."--";
    if (mail($mailto, $subject, "", $header)) {
    echo "mail send ... OK"; // or use booleans here
    } else {
    echo "mail send ... ERROR!";
    }
    }

    $my_file = "1418109533.pdf";
    $my_path = $_SERVER['DOCUMENT_ROOT']."/shirdibaba/images/";
    $my_name = "Olaf Lederer";
    $my_mail = "my@mail.com";
    $my_replyto = "my_reply_to@mail.net";
    $my_subject = "This is a mail with attachment.";
    $my_message = "Hallo,\r\ndo you like this script? <h2>I hope it will help.</h2>\r\n\r\ngr. Olaf";
    mail_attachment($my_file, $my_path, "mhsatham8@gmail.com", $my_mail, $my_name, $my_replyto, $my_subject, $my_message);
    ?>
    

datepicker date to date based on from date

 <label for="from">From</label>
<input type="text" id="from" name="from" />
<label for="to">to</label>
<input type="text" id="to" name="to" />
<link rel="stylesheet" href="http://code.jquery.com/ui/1.10.3/themes/smoothness/jquery-ui.css" />
<script src="http://code.jquery.com/jquery-1.9.1.js"></script>
<script src="http://code.jquery.com/ui/1.10.3/jquery-ui.js"></script>
<script>
$(function () {
    $("#from").datepicker({
  maxDate:+0,
   changeMonth: true,
   dateFormat: 'dd/mm/y',
   numberOfMonths: 1,
        onClose: function (selectedDate) {
            $("#to").datepicker("option", "minDate", selectedDate);
 
        }
    });
    $("#to").datepicker({
  maxDate:+0,
        changeMonth: true,
  dateFormat: 'dd/mm/y',
        numberOfMonths: 1,
        onClose: function (selectedDate) {
        }
    });
});</script>

 Demo:


From to