hiddenImgHome= new Image();
hiddenImgHome.src= "images/homehmo.gif";
hiddenImgAb= new Image();
hiddenImgAb.src= "images/abouthmo.gif";
hiddenImgPr= new Image();
hiddenImgPr.src= "images/productshmo.gif";
hiddenImgEm= new Image();
hiddenImgEm.src= "images/24hourmo.gif";
hiddenImgCnt= new Image();
hiddenImgCnt.src= "images/contacthmo.gif";
function chImg(current,next){current.src = next}