var onImgs = new Array();
onImgs['i2'] = new Image();
onImgs['i3'] = new Image();
onImgs['i4'] = new Image();
onImgs['i5'] = new Image();
onImgs['i6'] = new Image();
onImgs['i7'] = new Image();
onImgs['i8'] = new Image();
onImgs['i9'] = new Image();
onImgs['i11'] = new Image();
onImgs['i12'] = new Image();
onImgs['i13'] = new Image();
onImgs['i14'] = new Image();
onImgs['i15'] = new Image();
onImgs['i16'] = new Image();
onImgs['i17'] = new Image();
onImgs['i2'].src = '/img/en/menu_top_02_on.gif';
onImgs['i3'].src = '/img/en/menu_top_03_on.gif';
onImgs['i4'].src = '/img/en/menu_top_04_on.gif';
onImgs['i5'].src = '/img/en/menu_top_05_on.gif';
onImgs['i6'].src = '/img/en/menu_top_06_on.gif';
onImgs['i7'].src = '/img/en/menu_top_07_on.gif';
onImgs['i8'].src = '/img/en/menu_top_08_on.gif';
onImgs['i9'].src = '/img/en/menu_top_09_on.gif';
onImgs['i11'].src = '/img/en/menu_top_11_on.gif';
onImgs['i12'].src = '/img/en/menu_top_12_on.gif';
onImgs['i13'].src = '/img/en/menu_top_13_on.gif';
onImgs['i14'].src = '/img/en/menu_top_14_on.gif';
onImgs['i15'].src = '/img/en/menu_top_15_on.gif';
onImgs['i16'].src = '/img/en/menu_top_16_on.gif';
onImgs['i17'].src = '/img/en/menu_top_17_on.gif';

function imgOn(imgName){
  if (document.images){
    document.images[imgName].style.cursor = 'pointer';
    document.images[imgName].src = onImgs[imgName].src;
  }
}

var offImgs = new Array();
offImgs['i2'] = new Image();
offImgs['i3'] = new Image();
offImgs['i4'] = new Image();
offImgs['i5'] = new Image();
offImgs['i6'] = new Image();
offImgs['i7'] = new Image();
offImgs['i8'] = new Image();
offImgs['i9'] = new Image();
offImgs['i11'] = new Image();
offImgs['i12'] = new Image();
offImgs['i13'] = new Image();
offImgs['i14'] = new Image();
offImgs['i15'] = new Image();
offImgs['i16'] = new Image();
offImgs['i17'] = new Image();
offImgs['i2'].src = '/img/en/menu_top_02.gif';
offImgs['i3'].src = '/img/en/menu_top_03.gif';
offImgs['i4'].src = '/img/en/menu_top_04.gif';
offImgs['i5'].src = '/img/en/menu_top_05.gif';
offImgs['i6'].src = '/img/en/menu_top_06.gif';
offImgs['i7'].src = '/img/en/menu_top_07.gif';
offImgs['i8'].src = '/img/en/menu_top_08.gif';
offImgs['i9'].src = '/img/en/menu_top_09.gif';
offImgs['i11'].src = '/img/en/menu_top_11.gif';
offImgs['i12'].src = '/img/en/menu_top_12.gif';
offImgs['i13'].src = '/img/en/menu_top_13.gif';
offImgs['i14'].src = '/img/en/menu_top_14.gif';
offImgs['i15'].src = '/img/en/menu_top_15.gif';
offImgs['i16'].src = '/img/en/menu_top_16.gif';
offImgs['i17'].src = '/img/en/menu_top_17.gif';

function imgOff(imgName){
  if (document.images){
    document.images[imgName].style.cursor = 'pointer';
    document.images[imgName].src = offImgs[imgName].src;
  }
}