{
tenken0= new Image();
tenken0.src = "menu/mtenken.jpg";
tenken1 = new Image();
tenken1.src = "menu/mtenken2.jpg";
kanri0= new Image();
kanri0.src = "menu/mkanri.jpg";
kanri1 = new Image();
kanri1.src = "menu/mkanri2.jpg";
kouji0= new Image();
kouji0.src = "menu/mkouji.jpg";
kouji1 = new Image();
kouji1.src = "menu/mkouji2.jpg";
topics0= new Image();
topics0.src = "menu/mtopics.jpg";
topics1 = new Image();
topics1.src = "menu/mtopics2.jpg";
inquiry0= new Image();
inquiry0.src = "menu/inquiry428.jpg";
inquiry1 = new Image();
inquiry1.src = "menu/inquiry428a.jpg";
estimate0= new Image();
estimate0.src = "menu/estimate428.jpg";
estimate1 = new Image();
estimate1.src = "menu/estimate428a.jpg";
}
function imgOn(img){
turnOn = eval(img + "1.src");
document[img].src = turnOn;
}
function imgOff(img){
turnOff = eval(img + "0.src");
document[img].src = turnOff;
}