function toggleMenu(currMenu){
			if (document.getElementById) {
				thisMenu = document.getElementById(currMenu).style

				if (thisMenu.display == "block"){
					thisMenu.display = "none"
				}
				else{
					thisMenu.display = "block"
				}
				return false
			}
			else{
				return true
			}
		}





function MainNav(main,sub){

var oVDiv=document.getElementById("MainNav");

strHTML="<table border=0 cellspacing=0 width=140 >";




if (main=="Home"){
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav2>Home</td></tr>";
}
else
{
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav><a href=index2.htm class=Nav>Home</a></td></tr>";
}

strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"


if (main=="About"){
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav2><a href=background.htm class=Nav2>About ECHO</a></td></tr>";
	strHTML=strHTML + "<tr><td id='Aboutsub' style=display:'none';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}
else
{
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav><a href=background.htm onmouseover=toggleMenu('Aboutsub') class=Nav>About ECHO</a></td></tr>";
	strHTML=strHTML + "<tr><td id='Aboutsub' style=display:'block';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}

	if (sub==1 && main=="About")
		{strHTML=strHTML + "<a class='Nav4' href='background.htm')>Background</a><BR>"}
	else
		{strHTML=strHTML + "<a class='Nav3' href='background.htm'>Background</a><BR>"}
	if (sub==2 && main=="About")
		{strHTML=strHTML + "<a class='Nav4' href='mission.htm'>Mission Statement</a><BR>"}
	else
		{strHTML=strHTML + "<a class='Nav3' href='mission.htm'>Mission Statement</a><BR>"}
	if (sub==3 && main=="About")
		{strHTML=strHTML + "<a class='Nav4' href='mandate.htm'>Mandate & Code of Ethics</a><BR>"}
	else
		{strHTML=strHTML + "<a class='Nav3' href='mandate.htm'>Mandate & Code of Ethics</a><BR>"}
	if (sub==4 && main=="About")
		{strHTML=strHTML + "<a class='Nav4' href='who.htm'>Who We Are</a><BR>"}
	else
		{strHTML=strHTML + "<a class='Nav3' href='who.htm'>Who We Are</a><BR>"}
	if (sub==5 && main=="About")
		{strHTML=strHTML + "<a class='Nav4' href='trustees.htm'>Trustee Profiles</a><BR>"}
	else
		{strHTML=strHTML + "<a class='Nav3' href='trustees.htm'>Trustee Profiles</a><BR>"}
	if (sub==6 && main=="About")
		{strHTML=strHTML + "<a class='Nav4' href='members_bens.htm'>Membership</a><BR>"}
	else
		{strHTML=strHTML + "<a class='Nav3' href='members_bens.htm'>Membership</a><BR>"}
	if (sub==7 && main=="About")
		{strHTML=strHTML + "<a class='Nav4' href='Merchandise.htm'>Merchandise</a><BR>"}
	else
		{strHTML=strHTML + "<a class='Nav3' href='Merchandise.htm'>Merchandise</a>"}

	strHTML=strHTML + "</TD></TR></TABLE></td></tr>";


strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"



if (main=="Publications"){
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav2><a href='Publications.htm' class=Nav2>ECHO Publications</a></td></tr>";
	strHTML=strHTML + "<tr><td id='Pubsub' style=display:'none';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}
else
{
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav><a href='Publications.htm' onmouseover=toggleMenu('Pubsub') class=Nav>ECHO Publications</a></td></tr>"
	strHTML=strHTML + "<tr><td id='Pubsub' style=display:'block';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}


if (sub==1 && main=="Publications")
	{strHTML=strHTML + "<a class='Nav4' href='fieldguide.htm'>Fieldguide</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='fieldguide.htm'>Fieldguide</a><BR>"}
if (sub==2 && main=="Publications")
	{strHTML=strHTML + "<a class='Nav4' href='chm1.htm'>Conference Proceedings</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='chm1.htm'>Conference Proceedings</a><BR>"}
if (sub==3 && main=="Publications")
	{strHTML=strHTML + "<a class='Nav4' href='SubmitPapers.htm'>Guidelines for Contributors</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='SubmitPapers.htm'>Guidelines for Contributors</a><BR>"}

strHTML=strHTML + "</TD></TR></TABLE></td></tr>";



strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"






if (main=="Tours"){
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav2><a href='Tours.htm' class=Nav2>ECHO Tours</a></td></tr>";
}
else
{
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav><a href='Tours.htm' class=Nav>ECHO Tours</a></td></tr>";
}

strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"







if (main=="Events"){
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav2><a href='ECHOProjects.htm' class=Nav2>ECHO Projects & Events</a></td></tr>";
}
else
{
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav><a href='ECHOProjects.htm' class=Nav>ECHO Projects & Events</a></td></tr>";
}

strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"







if (main=="School"){
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav2><a href='Training.htm' class=Nav2>ECHO Schools & Training</a></td></tr>";
}
else
{
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav><a href='Training.htm' class=Nav>ECHO Schools & Training</a></td></tr>";
}

strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"






if (main=="Field"){
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav2><a href='FieldUnit.htm' class=Nav2>ECHO Heritage Consultancy</a></td></tr>";
}
else
{
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav><a href='FieldUnit.htm' class=Nav>ECHO Heritage Consultancy</a></td></tr>";
}

strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"






if (main=="Regional"){
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav2><a  class=Nav2>Regional</a></td></tr>";
}
else
{
	strHTML=strHTML + "<tr><td width=10% bgcolor='#ffb901' class=Nav><a class=Nav>Regional</a></td></tr>";
}

strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"






if (main=="News"){
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav2><a href='News/LatestNews.htm' class=Nav2>News & Articles</a></td></tr>";
	strHTML=strHTML + "<tr><td id='Newssub' style=display:'none';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}
else
{
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav><a href='News/LatestNews.htm' onmouseover=toggleMenu('Newssub') class=Nav>News & Articles</a></td></tr>";
	strHTML=strHTML + "<tr><td id='Newssub' style=display:'block';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}

if (sub==1 && main=="News")
	{strHTML=strHTML + "<a class='Nav4' href='News/LatestNews.htm'>Latest News</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='News/LatestNews.htm'>Latest News</a><BR>"}


if (sub==7 && main=="News")
	{strHTML=strHTML + "<a class='Nav4' href='TombRobbery.htm'>A Trade Older than the Pyramids</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='TombRobbery.htm'>A Trade Older than the Pyramids</a><BR>"}


if (sub==2 && main=="News")
	{strHTML=strHTML + "<a class='Nav4' href='egyptomania.htm'>Egyptomania</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='egyptomania.htm'>Egyptomania</a><BR>"}
if (sub==3 && main=="News")
	{strHTML=strHTML + "<a class='Nav4' href='graffiti.htm'>Graffiti</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='graffiti.htm'>Graffiti</a><BR>"}



strHTML=strHTML + "</TD></TR></TABLE></td></tr>";


strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"







if (main=="Egyptology"){
	strHTML=strHTML + "<tr><td bgcolor='#ffb901' class=Nav2><a href='CHLaw.htm' class=Nav2>Archaeology & CHM</a></td></tr>";
	strHTML=strHTML + "<tr><td id='Egyptsub' style=display:'none';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}
else
{
	strHTML=strHTML + "<td bgcolor='#ffb901' class=Nav><a href='CHLaw.htm' onmouseover=toggleMenu('Egyptsub') class=Nav>Archaeology & CHM</a></td></tr>";
	strHTML=strHTML + "<tr><td id='Egyptsub' style=display:'block';><TABLE width=90% align=right bgcolor='#ffb901' border=0 cellpadding=0 cellspacing=0><TR><TD>";
}


if (sub==10 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='fayoum.htm'>The Fayoum Declaration</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='fayoum.htm'>The Fayoum Declaration</a><BR>"}



if (sub==7 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='CHLaw.htm'>Egyptian CH Law</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='CHLaw.htm'>Egyptian CH Law</a><BR>"}

if (sub==1 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='SCARegs.htm'>SCA Regulations</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='SCARegs.htm'>SCA Regulations</a><BR>"}

if (sub==2 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='UNESCOConvs.htm'>Conventions</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='UNESCOConvs.htm'>Conventions</a><BR>"}

if (sub==3 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='weblinks.htm'>Web Links</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='weblinks.htm'>Web links</a><BR>"}

if (sub==4 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='Events.htm'>Events</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='Events.htm'>Events</a><BR>"}

if (sub==5 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='ProtectSahara.htm'>Protect the Saharan Heritage</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='ProtectSahara.htm'>Protect the Saharan Heritage</a><BR>"}

if (sub==6 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='WesternDesert.htm'>Western Desert Alliance</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='WesternDesert.htm'>Western Desert Alliance</a><BR>"}

if (sub==8 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='WorldHeritage.htm'>World Heritage</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='WorldHeritage.htm'>World Heritage</a><BR>"}


if (sub==9 && main=="Egyptology")
	{strHTML=strHTML + "<a class='Nav4' href='DesertCode.htm'>Sites, Monuments and Desert Code</a><BR>"}
else
	{strHTML=strHTML + "<a class='Nav3' href='DesertCode.htm'>Sites, Monuments and Desert Code</a><BR>"}







strHTML=strHTML + "</table>";

strHTML=strHTML + "<TR><TD align=left><HR width=90% color=#E27C04></TD></TR>"



oVDiv.innerHTML=strHTML;


toggleMenu("Aboutsub");
toggleMenu("Pubsub");
toggleMenu("Newssub");
toggleMenu("Egyptsub");



}