function hidediv(divName) {
    if (document.getElementById) {
        // this is the way the standards work
        document.getElementById(divName).style.display = "none";
    }
    else if (document.all) {
        // this is the way old msie versions work
        document.all[divName].style.display = "none";
    }
    else if (document.layers) {
        // this is the way nn4 works
        document.layers[divName].style.display = "none";
    }
}
function showdiv(divName) {
    if (document.getElementById) {
        // this is the way the standards work
        document.getElementById(divName).style.display = "inline";
    }
    else if (document.all) {
        // this is the way old msie versions work
        document.all[divName].style.display = "inline";
    }
    else if (document.layers) {
        // this is the way nn4 works
        document.layers[divName].style.display = "inline";
    }
}