document.write("<form action='siritori.php' method='post'>現在の言葉：<BR><B>こま</B><BR>新しい言葉：<BR><input type=text name='newstr' style='width: 100%;' value='ま'><BR><INPUT type='image' src='siritoribtn.gif' alt='文字列の更新'><input type=hidden name='setbtn' value='aaa'></form><BR><A href='siritori.php?mode=log' target=_blank>過去ログ一覧</A>")