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<?php
 include ('constant.php');
 $id = $_GET['id'];
 echo "<html>
 <head>
 <title>php&xml guestbook</title>
 <link rel='stylesheet' href='style.css'>
 </head>
 <body bgcolor='#FFFBDA'>";
 echo "<form action='update.php' method=post name=form1 onsubmit='return check()'>";
 echo "<input type=hidden name=id value=".$id."><br>";
 echo WORD_TITLE."<input type=text name=title><br>";
 echo WORD_AUTHOR."<input type=text name=author><br>";
 echo WORD_CONTENT."<textarea name=content cols='40' rows='5'></textarea><br>";
 echo "<input type=submit value=".SUBMIT_BUTTON.">";
 echo "</form>";
 echo "</table></body>";
 echo "</html>";
 
 ?>
 
 <SCRIPT language=javascript>
 function check()
 {
 
 if (document.form1.title.value=="")
 {
 alert("please enter title");
 form1.title.focus();
 return false;
 }
 if (document.form1.author.value=="")
 {
 alert("please enter author");
 form1.author.focus();
 return false;
 }
 if (document.form1.content.value=="")
 {
 alert("please enter content");
 form1.content.focus();
 return false;
 }
 
 }
 </SCRIPT>
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