function menu_on(XX,menuNUM)	// menuのmouseover処理
{
for (i=1;i<menu_count;i++){ document.images[menuNUM].style.left = XX + i;}
}

function menu_off(XX,menuNUM)	// menuのmouseout処理
{
for (i=1;i<menu_count;i++){ document.images[menuNUM].style.left = XX+10 - i;}
}

function menu100()	// menu100のサブメニュー処理
{
// hidden menu20X
document.images['menu201'].style.visibility='hidden';
document.images['menu202'].style.visibility='hidden';
flag_menu200=false;
// hidden menu30X
document.images['menu301'].style.visibility='hidden';
document.images['menu302'].style.visibility='hidden';
document.images['menu303'].style.visibility='hidden';
document.images['menu304'].style.visibility='hidden';
flag_menu300=false;
// hidden menu40X
document.images['menu401'].style.visibility='hidden';
document.images['menu402'].style.visibility='hidden';
document.images['menu403'].style.visibility='hidden';
document.images['menu404'].style.visibility='hidden';
flag_menu400=false;

if(flag_menu100)
{
document.images['menu101'].style.visibility='hidden';
document.images['menu102'].style.visibility='hidden';
document.images['menu103'].style.visibility='hidden';
document.images['menu104'].style.visibility='hidden';
document.images['menu105'].style.visibility='hidden';
document.images['menu100'].style.top=menu_top[0];
document.images['menu200'].style.top=menu_top[1];
document.images['menu300'].style.top=menu_top[2];
document.images['menu400'].style.top=menu_top[3];}
else{
document.images['menu100'].style.top=menu_top[0];
document.images['menu101'].style.visibility='visible';
document.images['menu102'].style.visibility='visible';
document.images['menu103'].style.visibility='visible';
document.images['menu104'].style.visibility='visible';
document.images['menu105'].style.visibility='visible';
document.images['menu200'].style.top=menu_top[6];
document.images['menu300'].style.top=menu_top[7];
document.images['menu400'].style.top=menu_top[8];}

flag_menu100=!flag_menu100;
}

function menu200()	// menu200のサブメニュー処理
{
// menu100サブメニュー隠す
document.images['menu101'].style.visibility='hidden';
document.images['menu102'].style.visibility='hidden';
document.images['menu103'].style.visibility='hidden';
document.images['menu104'].style.visibility='hidden';
document.images['menu105'].style.visibility='hidden';
flag_menu100=false;
// hidden menu30X
document.images['menu301'].style.visibility='hidden';
document.images['menu302'].style.visibility='hidden';
document.images['menu303'].style.visibility='hidden';
document.images['menu304'].style.visibility='hidden';
flag_menu300=false;
// hidden menu40X
document.images['menu401'].style.visibility='hidden';
document.images['menu402'].style.visibility='hidden';
document.images['menu403'].style.visibility='hidden';
document.images['menu404'].style.visibility='hidden';
flag_menu400=false;

if(flag_menu200){
document.images['menu201'].style.visibility='hidden';
document.images['menu202'].style.visibility='hidden';
document.images['menu100'].style.top=menu_top[0];
document.images['menu200'].style.top=menu_top[1];
document.images['menu300'].style.top=menu_top[2];
document.images['menu400'].style.top=menu_top[3];}
else{
document.images['menu100'].style.top=menu_top[0];
document.images['menu200'].style.top=menu_top[1];
document.images['menu201'].style.visibility='visible';
document.images['menu202'].style.visibility='visible';
document.images['menu300'].style.top=menu_top[4];
document.images['menu400'].style.top=menu_top[5];}
flag_menu200=!flag_menu200;
}

function menu300()	// menu300のサブメニュー処理
{
// hidden　menu10X
document.images['menu101'].style.visibility='hidden';
document.images['menu102'].style.visibility='hidden';
document.images['menu103'].style.visibility='hidden';
document.images['menu104'].style.visibility='hidden';
document.images['menu105'].style.visibility='hidden';
flag_menu100=false;
// hidden menu20X
document.images['menu201'].style.visibility='hidden';
document.images['menu202'].style.visibility='hidden';
flag_menu200=false;
// hidden menu40X
document.images['menu401'].style.visibility='hidden';
document.images['menu402'].style.visibility='hidden';
document.images['menu403'].style.visibility='hidden';
document.images['menu404'].style.visibility='hidden';
flag_menu400=false;

if(flag_menu300){
document.images['menu301'].style.visibility='hidden';
document.images['menu302'].style.visibility='hidden';
document.images['menu303'].style.visibility='hidden';
document.images['menu304'].style.visibility='hidden';
document.images['menu100'].style.top=menu_top[0];
document.images['menu200'].style.top=menu_top[1];
document.images['menu300'].style.top=menu_top[2];
document.images['menu400'].style.top=menu_top[3];}
else{
document.images['menu100'].style.top=menu_top[0];
document.images['menu200'].style.top=menu_top[1];
document.images['menu300'].style.top=menu_top[2];
document.images['menu301'].style.visibility='visible';
document.images['menu302'].style.visibility='visible';
document.images['menu303'].style.visibility='visible';
document.images['menu304'].style.visibility='visible';
document.images['menu400'].style.top=menu_top[7];}
flag_menu300=!flag_menu300;
}

function menu400()	// menu400のサブメニュー処理
{
// hidden　menu10X
document.images['menu101'].style.visibility='hidden';
document.images['menu102'].style.visibility='hidden';
document.images['menu103'].style.visibility='hidden';
document.images['menu104'].style.visibility='hidden';
document.images['menu105'].style.visibility='hidden';
flag_menu100=false;
// hidden menu20X
document.images['menu201'].style.visibility='hidden';
document.images['menu202'].style.visibility='hidden';
flag_menu200=false;
// hidden menu30X
document.images['menu301'].style.visibility='hidden';
document.images['menu302'].style.visibility='hidden';
document.images['menu303'].style.visibility='hidden';
document.images['menu304'].style.visibility='hidden';
flag_menu300=false;


if(flag_menu400){
document.images['menu401'].style.visibility='hidden';
document.images['menu402'].style.visibility='hidden';
document.images['menu403'].style.visibility='hidden';
document.images['menu404'].style.visibility='hidden';
document.images['menu100'].style.top=menu_top[0];
document.images['menu200'].style.top=menu_top[1];
document.images['menu300'].style.top=menu_top[2];
document.images['menu400'].style.top=menu_top[3];}
else{
document.images['menu100'].style.top=menu_top[0];
document.images['menu200'].style.top=menu_top[1];
document.images['menu300'].style.top=menu_top[2];
document.images['menu400'].style.top=menu_top[3];
document.images['menu401'].style.visibility='visible';
document.images['menu402'].style.visibility='visible';
document.images['menu403'].style.visibility='visible';
document.images['menu404'].style.visibility='visible';}
flag_menu400=!flag_menu400;
}