//---------------------------------------------------------------------------//
// ロールオーバーイメージ
//---------------------------------------------------------------------------//
if(document.images) {
    msover = new Array(6);
    msout = new Array(6);
    for(var n=1; n<=6; n++) {
      msover[n]=new Image(20,20);
      msout[n]=new Image(20,20);
      msover[n].src="img/menu"+n+"o.gif";
      msout[n].src="img/menu"+n+".gif";
    }
}
function mouseOnMenu(i) {
    if(document.images) document.images["menu"+i].src = msover[i].src;
}
function mouseOffMenu(i) {
    if(document.images) document.images["menu"+i].src = msout[i].src;
}