<!-- display and hide options -->
function show(el){
checkobj=el
var browserType;
if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}
switch (checkobj){
case "home":
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'q_home\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'q_home\']');
        else
                document.poppedLayer = eval('document.layers[\'`q_home\']');
                document.poppedLayer.style.display = "block";
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'home_arrow\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'home_arrow\']');
        else
                document.poppedLayer = eval('document.layers[\'`home_arrow\']');
                document.poppedLayer.style.display = "none";
        break;

case "auto":
       if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'q_auto\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'q_auto\']');
        else
                document.poppedLayer = eval('document.layers[\'`q_auto\']');
                document.poppedLayer.style.display = "block";
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'auto_arrow\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'auto_arrow\']');
        else
                document.poppedLayer = eval('document.layers[\'`auto_arrow\']');
                document.poppedLayer.style.display = "none";
        break;

case "comm":
       if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'q_comm\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'q_comm\']');
        else
                document.poppedLayer = eval('document.layers[\'`q_comm\']');
                document.poppedLayer.style.display = "block";
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'comm_arrow\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'comm_arrow\']');
        else
                document.poppedLayer = eval('document.layers[\'`comm_arrow\']');
                document.poppedLayer.style.display = "none";
        break;
}
}


function hide(el){
checkobj=el
var browserType;
if (document.layers) {browserType = "nn4"}
if (document.all) {browserType = "ie"}
if (window.navigator.userAgent.toLowerCase().match("gecko")) {browserType= "gecko"}
switch (checkobj){
case "home":
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'q_home\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'q_home\']');
        else
                document.poppedLayer = eval('document.layers[\'`q_home\']');
                document.poppedLayer.style.display = "none";
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'home_arrow\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'home_arrow\']');
        else
                document.poppedLayer = eval('document.layers[\'`home_arrow\']');
                document.poppedLayer.style.display = "block";
                break;
case "auto":
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'q_auto\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'q_auto\']');
        else
                document.poppedLayer = eval('document.layers[\'`q_auto\']');
                document.poppedLayer.style.display = "none";
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'auto_arrow\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'auto_arrow\']');
        else
                document.poppedLayer = eval('document.layers[\'`auto_arrow\']');
                document.poppedLayer.style.display = "block";
                break;
case "comm":
       if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'q_comm\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'q_comm\']');
        else
                document.poppedLayer = eval('document.layers[\'`q_comm\']');
                document.poppedLayer.style.display = "none";
        if (browserType == "gecko" )
                document.poppedLayer = eval('document.getElementById(\'comm_arrow\')');
        else if (browserType == "ie")
                document.poppedLayer = eval('document.all[\'comm_arrow\']');
        else
                document.poppedLayer = eval('document.layers[\'`comm_arrow\']');
                document.poppedLayer.style.display = "block";
                break;
 }
}