if (document.images) 
{
   img1 = new Image();
   img2 = new Image();
	 img3 = new Image();
	 img4 = new Image();
	 img5 = new Image();
	 img6 = new Image();

   img1.src = "imagesnew/submenu_pink.png";
   img2.src = "imagesnew/submenu_pink2.png";
   img3.src = "imagesnew/submenu_blue.png";
   img4.src = "imagesnew/submenu_blue2.png";
   img5.src = "imagesnew/submenu_purple.png";
   img6.src = "imagesnew/submenu_purple2.png";

}

function toggle_visibility(id) {
   var e = document.getElementById(id);
   if(e.style.display == 'block')
      e.style.display = 'none';
   else
      e.style.display = 'block';
}

function toggle_visibility2(id) {
   var e = document.getElementById(id);
   if(e.style.display == 'none')
      e.style.display = 'block';
   else
      e.style.display = 'none';
}