จะใช้คำสั่ง javacript กดปุ่มตอนเปิดหน้าเว็บว่าอย่างไรดีครับ

<form name="form1" method="get" action="Administrator.php?show=OK&strSearch=Y">
  <table width="1050" border="1" align="center">
    <tr>
      <th>
         Room <input name="room" type="text" id="room" value="<?=$_GET["room"];?>" size="2">
 Row <input name="row" type="text" id="row" value="<?=$_GET["row"];?>" size="2">
 Rack <input name="rack" type="text" id="rack" value="<?=$_GET["rack"];?>" size="2">  	Detail <input name="storage" type="text" id="storage" value="<?=$_GET["storage"];?>"> 
 
 
 Select
 <select name="Search2">
     <option value="sourcelocation" <? if($Search2=="sourcelocation"){ ?>selected<? }?>>Source Location</option>
     <option value="sourceport" <? if($Search2=="sourceport"){ ?>selected<? }?>>sourceport</option>
     <option value="interface" <? if($Search2=="interface"){ ?>selected<? }?>>interface</option>
     <option value="protocol" <? if($Search2=="protocol"){ ?>selected<? }?>>protocol</option>     
     <option value="product" <? if($Search2=="product"){ ?>selected<? }?>>product</option>
     <option value="devicename" <? if($Search2=="devicename"){ ?>selected<? }?>>devicename</option>
     <option value="ipaddress" <? if($Search2=="ipaddress"){ ?>selected<? }?>>ipaddress</option>
     <option value="destinationport" <? if($Search2=="destinationport"){ ?>selected<? }?>>destinationport</option>
     <option value="destinationlocation" <? if($Search2=="destinationlocation"){ ?>selected<? }?>>destinationlocation</option>
     <option value="remark" <? if($Search2=="remark"){ ?>selected<? }?>>remark</option>   
</select>

        Keyword
        <input name="Search" type="text" size="20" value="<? echo $Search?>">
      <input type="submit" name="submit" value="Search" >
		</th>

  </table>
    
    
    
<p align="center">+ <a href="phpMySQLAddForm.php" target="_blank">เพิ่มข้อมูล</a> +</p>

<p align="center">Room : <strong><? echo $room?></strong>    Row : <strong><? echo $row?></strong>    Rack : <strong><? echo $rack?></strong>   <strong><? echo $storage?></strong></p>
</form>