function winOpen1(){
  win1=window.open("nightmare.html","nightmare","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=1 , resizable=0 , Width=820 , Height=500");
}
function winOpen2(){
  win2=window.open("desire.html","desire","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=1 , resizable=0 , Width=820 , Height=500");
}
function winOpen3(){
  win3=window.open("senkou_shoujyo.html","senkou_shoujyo","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=1 , resizable=0 , Width=820 , Height=500");
}
function winOpen4(){
  win4=window.open("sunday_bloody_sunday.html","bloody_sunday","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=1 , resizable=0 , Width=820 , Height=500");
}
function winOpen5(){
  win5=window.open("disappear.html","disappear","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=1 , resizable=0 , Width=820 , Height=500");
}
function winOpen6(){
  win6=window.open("taste_of_love.html","taste_of_love","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=1 , resizable=0 , Width=820 , Height=500");
}
function winOpen7(){
  win7=window.open("joker.html","joker","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=1 , resizable=0 , Width=820 , Height=500");
}
function winOpen8(){
  win8=window.open("player_after_images.html","after_images","toolbar=0 , location=0 , directories=0 , status=0 , menubar=0 , scrollbars=0 , resizable=0 , Width=800 , Height=550");
}