nav_one_on = new Image;
  nav_one_on.src = "img/topic2.gif";
  nav_one_off = new Image;
  nav_one_off.src = "img/topic.gif";

nav_two_on = new Image;
  nav_two_on.src = "img/topic1-2.gif";
  nav_two_off = new Image;
  nav_two_off.src = "img/topic1-1.gif";

nav_three_on = new Image;
  nav_three_on.src = "img/topic2-2.gif";
  nav_three_off = new Image;
  nav_three_off.src = "img/topic2-1.gif";

nav_four_on = new Image;
  nav_four_on.src = "img/topic3-2.gif";
  nav_four_off = new Image;
  nav_four_off.src = "img/topic3-1.gif";

nav_five_on = new Image;
  nav_five_on.src = "img/about2.gif";
  nav_five_off = new Image;
  nav_five_off.src = "img/about.gif";

nav_six_on = new Image;
  nav_six_on.src = "img/serv2.gif";
  nav_six_off = new Image;
  nav_six_off.src = "img/serv.gif";

nav_sev_on = new Image;
  nav_sev_on.src = "img/about1-2.gif";
  nav_sev_off = new Image;
  nav_sev_off.src = "img/about1-1.gif";
 
nav_eight_on = new Image;
  nav_eight_on.src = "img/about2-2.gif";
  nav_eight_off = new Image;
  nav_eight_off.src = "img/about2-1.gif";
 
nav_nine_on = new Image;
  nav_nine_on.src = "img/about3-2.gif";
  nav_nine_off = new Image;
  nav_nine_off.src = "img/about3-1.gif";
 
nav_ten_on = new Image;
  nav_ten_on.src = "img/about4-2.gif";
  nav_ten_off = new Image;
  nav_ten_off.src = "img/about4-1.gif";

nav_ere_on = new Image;
  nav_ere_on.src = "img/about5-2.gif";
  nav_ere_off = new Image;
  nav_ere_off.src = "img/about5-1.gif";  

nav_twe_on = new Image;
  nav_twe_on.src = "img/about6-2.gif";
  nav_twe_off = new Image;
  nav_twe_off.src = "img/about6-1.gif";  

nav_thi_on = new Image;
  nav_thi_on.src = "img/about7-2.gif";
  nav_thi_off = new Image;
  nav_thi_off.src = "img/about7-1.gif";  
 
 nav_fourth_on = new Image;
  nav_fourth_on.src = "img/about8-2.gif";
  nav_fourth_off = new Image;
  nav_fourth_off.src = "img/about8-1.gif"; 

nav_ser1_on = new Image;
  nav_ser1_on.src = "img/serv1-2.gif";
  nav_ser1_off = new Image;
  nav_ser1_off.src = "img/serv1-1.gif"; 
 
 nav_ser2_on = new Image;
  nav_ser2_on.src = "img/serv2-2.gif";
  nav_ser2_off = new Image;
  nav_ser2_off.src = "img/serv2-1.gif";
 
 nav_miniday_on = new Image;
  nav_miniday_on.src = "img/btnminiday2.gif";
  nav_miniday_off = new Image;
  nav_miniday_off.src = "img/btnminiday.gif";
 
 nav_ser4_on = new Image;
  nav_ser4_on.src = "img/serv4-2.gif";
  nav_ser4_off = new Image;
  nav_ser4_off.src = "img/serv4-1.gif";
 
 nav_ser5_on = new Image;
  nav_ser5_on.src = "img/serv5-2.gif";
  nav_ser5_off = new Image;
  nav_ser5_off.src = "img/serv5-1.gif";
 
 nav_ser6_on = new Image;
  nav_ser6_on.src = "img/serv6-2.gif";
  nav_ser6_off = new Image;
  nav_ser6_off.src = "img/serv6-1.gif"; 

 nav_ser7_on = new Image;
  nav_ser7_on.src = "img/serv7-2.gif";
  nav_ser7_off = new Image;
  nav_ser7_off.src = "img/serv7-1.gif";
 
 nav_ser8_on = new Image;
  nav_ser8_on.src = "img/serv8-2.gif";
  nav_ser8_off = new Image;
  nav_ser8_off.src = "img/serv8-1.gif";

 
 nav_ser9_on = new Image;
  nav_ser9_on.src = "img/btnokata2.gif";
  nav_ser9_off = new Image;
  nav_ser9_off.src = "img/btnokata.gif";
 
 nav_ser10_on = new Image;
  nav_ser10_on.src = "img/serv10-2.gif";
  nav_ser10_off = new Image;
  nav_ser10_off.src = "img/serv10-1.gif";
 
 nav_ser11_on = new Image;
  nav_ser11_on.src = "img/serv11-2.gif";
  nav_ser11_off = new Image;
  nav_ser11_off.src = "img/serv11-1.gif";
 
 nav_ser12_on = new Image;
  nav_ser12_on.src = "img/serv12-2.gif";
  nav_ser12_off = new Image;
  nav_ser12_off.src = "img/serv12-1.gif";
 
  nav_ser13_on = new Image;
  nav_ser13_on.src = "img/serv13-2.gif";
  nav_ser13_off = new Image;
  nav_ser13_off.src = "img/serv13-1.gif";
 
  nav_ser14_on = new Image;
  nav_ser14_on.src = "img/serv14-2.gif";
  nav_ser14_off = new Image;
  nav_ser14_off.src = "img/serv14-1.gif";
 
  nav_ser15_on = new Image;
  nav_ser15_on.src = "img/serv15-2.gif";
  nav_ser15_off = new Image;
  nav_ser15_off.src = "img/serv15-1.gif";
 
  nav_juyojiko_on = new Image;
  nav_juyojiko_on.src = "img/btnjuyojiko2.gif";
  nav_juyojiko_off = new Image;
  nav_juyojiko_off.src = "img/btnjuyojiko.gif";
 
  nav_kaikei_on = new Image;
  nav_kaikei_on.src = "img/btnkaikei2.gif";
  nav_kaikei_off = new Image;
  nav_kaikei_off.src = "img/btnkaikei.gif";
 
  nav_asahichiiki_on = new Image;
  nav_asahichiiki_on.src = "img/btnasahichiiki2.gif";
  nav_asahichiiki_off = new Image;
  nav_asahichiiki_off.src = "img/btnasahichiiki.gif";
 
  nav_humansup_on = new Image;
  nav_humansup_on.src = "img/btnhumansup2.gif";
  nav_humansup_off = new Image;
  nav_humansup_off.src = "img/btnhumansup.gif";
 
  nav_omb_on = new Image;
  nav_omb_on.src = "img/btnomb2.gif";
  nav_omb_off = new Image;
  nav_omb_off.src = "img/btnomb.gif";
 
  nav_volunt_on = new Image;
  nav_volunt_on.src = "img/btnvolunt2.gif";
  nav_volunt_off = new Image;
  nav_volunt_off.src = "img/btnvolunt.gif";
 
  nav_mail_on = new Image;
  nav_mail_on.src = "img/mail1-2.gif";
  nav_mail_off = new Image;
  nav_mail_off.src = "img/mail1-1.gif";
 
function newWin(URL){
newWindow = window.open(URL,"newWindow","resizable=yes,width=510,height=300");
}

function CloseWin(){
    window.close();
}