function show(id)
{
    document.getElementById(id).style.visibility='visible';
    document.getElementById(id).style.display= 'block';
}

function hide(id) {
document.getElementById(id).style.visibility='hidden';
}


function rollIn(imgName) {
       imgFile = "/images/box-y.gif";
       document [imgName].src = imgFile;
}
			
function rollOut(imgName) {
       imgFile = "/images/box-o.gif";
       document [imgName].src = imgFile;
}

function rollOutActiveCheck(imgName,imgTyp) {
       imgFile = "/images/" + imgTyp;
       document [imgName].src = imgFile;
}