<!--hide from older browsers
var browserOK=false;
var agent= navigator.userAgent;

if(agent.substring(0,7) == 'Mozilla' &&	3 <= agent.substring(8,9)){
	browserOK= true;
	}
	if (browserOK) {
if (document.images) {

	var about_off = new Image(93,21)
         about_off.src = "images/navabout.gif"
        var about_on = new Image(93,21)
         about_on.src = "images/navabouton.gif"
        var demo_off = new Image(93,21)
         demo_off.src = "images/navdemo.gif"
        var demo_on = new Image(93,21)
         demo_on.src = "images/navdemoon.gif"
        var order_off = new Image(93,21)
         order_off.src = "images/navorder.gif"
        var order_on = new Image(93,21)
         order_on.src = "images/navorderon.gif"
        var faq_off = new Image(93,21)
         faq_off.src = "images/navfaq.gif"
        var faq_on = new Image(93,21)
         faq_on.src = "images/navfaqon.gif"
        var contact_off = new Image(93,21)
         contact_off.src = "images/navcontact.gif"
        var contact_on = new Image(93,21)
         contact_on.src = "images/navcontacton.gif"
	var navrealtime_off = new Image(136,21)
         navrealtime_off.src = "images/navrealtime.gif"
        var navrealtime_on = new Image(136,21)
         navrealtime_on.src = "images/navrealtimeon.gif"
	}  // close of 'if (document.images)'
} // close of 'if (browserOK)'

function act(imgName) {
if (browserOK) {
	       if (document.images)
                document[imgName].src = eval(imgName + '_on.src')
	}
}

function inact(imgName) {
if (browserOK) {
        if (document.images)
                document[imgName].src = eval(imgName + '_off.src')
	}
}
//lights the buttons
function light (s) {
if ("INPUT"==event.srcElement.tagName)
event.srcElement.className=s
}
//-->