// JavaScript Document
  var aryImages = new Array(8);
  var aryImages1 = new Array(8);
  aryImages[0] = "img/about_01.gif";
  aryImages[1] = "img/event_01.gif";
  aryImages[2] = "img/instruction_01.gif";
  aryImages[3] = "img/member_01.gif";
  aryImages[4] = "img/link_01.gif";
  aryImages[5] = "img/contact_01.gif";
  aryImages[6] = "img/home_01.gif";
  aryImages[7] = "img/activities_01.gif";
  
  aryImages1[0] = "img/about_02.gif";
  aryImages1[1] = "img/event_02.gif";
  aryImages1[2] = "img/instruction_02.gif";
  aryImages1[3] = "img/member_02.gif";
  aryImages1[4] = "img/link_02.gif";
  aryImages1[5] = "img/contact_02.gif";
  aryImages1[6] = "img/home_02.gif";
  aryImages1[7] = "img/activities_02.gif";

  for (i=0; i < aryImages.length; i++) {
  var preload = new Image();
  preload.src = aryImages[i];}
   
  for (i=0; i < aryImages1.length; i++) {
  var preload = new Image();
  preload.src = aryImages[i]; }
   
 function swap(num) {
 document['img'+num].src = aryImages1[num];
 }
 function swap1(num1) {
 document['img'+num1].src = aryImages[num1];
 }