<!--
  btn10=new Image();
  btn20=new Image();
  btn30=new Image();
  btn40=new Image();
  btn50=new Image();
  btn60=new Image();
  btn70=new Image();
  btn80=new Image();
  btn90=new Image();
  btn100=new Image();
  btn120=new Image();

  btn11=new Image();
  btn21=new Image();
  btn31=new Image();
  btn41=new Image();
  btn51=new Image();
  btn61=new Image();
  btn71=new Image();
  btn81=new Image();
  btn91=new Image();
  btn101=new Image();
  btn121=new Image();


  btn10.src="images/btn_menu01.gif"
  btn20.src="images/btn_menu02.gif"
  btn30.src="images/btn_menu03.gif"
  btn40.src="images/btn_menu04.gif"
  btn50.src="images/btn_menu05.gif"
  btn60.src="images/btn_menu06.gif"
  btn70.src="images/btn_menu07.gif"
  btn80.src="images/btn_menu08.gif"
  btn90.src="images/btn_menu09.gif"
  btn100.src="images/btn_menu10.gif"
  btn120.src="images/btn_menu12.gif"

  btn11.src="images/btn_menu01_on.gif"
  btn21.src="images/btn_menu02_on.gif"
  btn31.src="images/btn_menu03_on.gif"
  btn41.src="images/btn_menu04_on.gif"
  btn51.src="images/btn_menu05_on.gif"
  btn61.src="images/btn_menu06_on.gif"
  btn71.src="images/btn_menu07_on.gif"
  btn81.src="images/btn_menu08_on.gif"
  btn91.src="images/btn_menu09_on.gif"
  btn101.src="images/btn_menu10_on.gif"
  btn121.src="images/btn_menu12_on.gif"

  
//-->