if (document.images) {

img01 = new Image(); img01.src = "style/images/button/top2.gif";
img02 = new Image(); img02.src = "style/images/button/hajimeni2.gif";
img03 = new Image(); img03.src = "style/images/button/sakura2.gif";
img04 = new Image(); img04.src = "style/images/button/fuji2.gif";
img05 = new Image(); img05.src = "style/images/button/bara2.gif";
img06 = new Image(); img06.src = "style/images/button/moriban2.gif";
img07 = new Image(); img07.src = "style/images/button/raienn2.gif";
img08 = new Image(); img08.src = "style/images/button/komiti2.gif";
img09 = new Image(); img09.src = "style/images/button/orange2.gif";
img10 = new Image(); img10.src = "style/images/button/mail2.gif";
img11 = new Image(); img11.src = "style/images/button/enter2.gif";
img12 = new Image(); img12.src = "style/images/button/pagetop2.gif";

img001 = new Image(); img001.src = "style/images/button/top2.gif";
img002 = new Image(); img002.src = "style/images/button/hajimeni2.gif";
img003 = new Image(); img003.src = "style/images/button/sakura2.gif";
img004 = new Image(); img004.src = "style/images/button/fuji2.gif";
img005 = new Image(); img005.src = "style/images/button/bara2.gif";
img006 = new Image(); img006.src = "style/images/button/moriban2.gif";
img007 = new Image(); img007.src = "style/images/button/raienn2.gif";
img008 = new Image(); img008.src = "style/images/button/komiti2.gif";
img009 = new Image(); img009.src = "style/images/button/orange2.gif";
img010 = new Image(); img010.src = "style/images/button/mail2.gif";
img011 = new Image(); img011.src = "style/images/button/enter2.gif";
img012 = new Image(); img012.src = "style/images/button/pagetop2.gif";
}
function setImage(img, image) {
   if (img) {
      img.src = image;
   }
}