var win = null;

	var ns4 = (document.layers)? true:false
	var ie4 = (document.all)? true:false
	var ns6=document.getElementById&&!document.all
	
function filter(imagename,objectsrc){
if (document.images)
document.images[imagename].src=eval(objectsrc+".src")
}

function NewWindow(mypage, myname, w, h, scroll) {
	var winl = (screen.width - w) / 2;
	var wint = (screen.height - h) / 2;
	winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable'
	win = window.open(mypage, myname, winprops)
	if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

function GoFromHelp(url) {
	if (window.opener && !window.opener.closed) {
	window.opener.focus(); 
		if (window.opener.document.location != url) {
			window.opener.document.location = url;
		}
	} else {
	newwin = window.open(url, 'gtxhome', 'height=600,width=800,top=10,left=10,scrollbars=yes,resizable,menubar=yes,toolbar=yes,statusbar=yes,location=yes,status=yes');
	if (parseInt(navigator.appVersion) >= 4) { newwin.window.focus(); }
	}
	//window.close();
	return false;
}
	
	
	
function GoFromWin(url) {
	if (window.opener && !window.opener.closed) {
	window.opener.focus(); 
		if (window.opener.document.location != url) {
			window.opener.document.location = url;
		}
	} else {
	newwin = window.open(url, 'gtxhome', 'height=600,width=800,top=10,left=10,scrollbars=yes,resizable,menubar=yes,toolbar=yes,statusbar=yes,location=yes,status=yes');
	if (parseInt(navigator.appVersion) >= 4) { newwin.window.focus(); }
	}
	window.close();
	return false;
}
	
	
	
	
		
// Break out of frames!!

if (top.location != location && !parent.frames['helptoc']) {
	top.location.href = document.location.href;
}

var baseDIR = "/images/outline/"
//var baseDIR = "/mains/gtx/html/images/"


// backgr
backgra=new Image(153,40)
backgra.src=baseDIR+"menu_background_on.jpg"
backgrb=new Image(153,40)
backgrb.src=baseDIR+"menu_background.jpg"

// readings
readingsa=new Image(153,40)
readingsa.src=baseDIR+"menu_readings_on.jpg"
readingsb=new Image(153,40)
readingsb.src=baseDIR+"menu_readings.jpg"

// feedback
feedbacka=new Image(153,40)
feedbacka.src=baseDIR+"menu_feedback_on.jpg"
feedbackb=new Image(153,40)
feedbackb.src=baseDIR+"menu_feedback.jpg"


// news
newslettera=new Image(153,40)
newslettera.src=baseDIR+"menu_newsletter_on.jpg"
newsletterb=new Image(153,40)
newsletterb.src=baseDIR+"menu_newsletter.jpg"