<!--
var ok = (document.images ? true : false);

function rollover(whichimg,overimg) {
        if (ok) {
                eval('document.images["' + whichimg + '"].src = ' + overimg + '.src');
        }
}

if (ok) {
		
		navicon_off = new Image;
		navicon_off.src = "gifs/navicon_off.gif";
		
		navicon_at = new Image;
		navicon_at.src = "gifs/navicon_at.gif";
		
		navicon_ovr = new Image;
		navicon_ovr.src = "gifs/navicon_ovr.gif";
		
		mnav1 = new Image;
		mnav1.src = "photolibrary/mnav1_off.gif";
		mnav1_on = new Image;
		mnav1_on.src = "photolibrary/mnav1_ovr.gif";
		
		dnav1 = new Image;
		dnav1.src = "photolibrary/dnav1_off.gif";
		dnav1_on = new Image;
		dnav1_on.src = "photolibrary/dnav1_ovr.gif";
		
		dnav2 = new Image;
		dnav2.src = "photolibrary/dnav2_off.gif";
		dnav2_on = new Image;
		dnav2_on.src = "photolibrary/dnav2_ovr.gif";
		
		dnav3 = new Image;
		dnav3.src = "photolibrary/dnav3_off.gif";
		dnav3_on = new Image;
		dnav3_on.src = "photolibrary/dnav3_ovr.gif";
		
		dnav4 = new Image;
		dnav4.src = "photolibrary/dnav4_off.gif";
		dnav4_on = new Image;
		dnav4_on.src = "photolibrary/dnav4_ovr.gif";
		
		dnav5 = new Image;
		dnav5.src = "photolibrary/dnav5_off.gif";
		dnav5_on = new Image;
		dnav5_on.src = "photolibrary/dnav5_ovr.gif";
		
		tnav1 = new Image;
		tnav1.src = "photolibrary/nav1_off.gif";
		tnav1_on = new Image;
		tnav1_on.src = "photolibrary/nav1_ovr.gif";
		
		tnav2 = new Image;
		tnav2.src = "photolibrary/nav2_off.gif";
		tnav2_on = new Image;
		tnav2_on.src = "photolibrary/nav2_ovr.gif";
		
		tnav3 = new Image;
		tnav3.src = "photolibrary/nav3_off.gif";
		tnav3_on = new Image;
		tnav3_on.src = "photolibrary/nav3_ovr.gif";
		
		tnav4 = new Image;
		tnav4.src = "photolibrary/nav4_off.gif";
		tnav4_on = new Image;
		tnav4_on.src = "photolibrary/nav4_ovr.gif";
		
		tnav5 = new Image;
		tnav5.src = "photolibrary/nav5_off.gif";
		tnav5_on = new Image;
		tnav5_on.src = "photolibrary/nav5_ovr.gif";
		
		tnav6 = new Image;
		tnav6.src = "photolibrary/nav6_off.gif";
		tnav6_on = new Image;
		tnav6_on.src = "photolibrary/nav6_ovr.gif";
		
		createbtnjs = new Image;
		createbtnjs.src = "admin/gifs/btn_create_off.gif";
		createbtnjs_on = new Image;
		createbtnjs_on.src = "admin/gifs/btn_create_over.gif";
		
		deletebtnjs = new Image;
		deletebtnjs.src = "admin/gifs/btn_delete_off.gif";
		deletebtnjs_on = new Image;
		deletebtnjs_on.src = "admin/gifs/btn_delete_over.gif";
		
		editbtnjs = new Image;
		editbtnjs.src = "admin/gifs/btn_edit_off.gif";
		editbtnjs_on = new Image;
		editbtnjs_on.src = "admin/gifs/btn_edit_over.gif";
		
		detailsbtnjs = new Image;
		detailsbtnjs.src = "admin/gifs/btn_details_off.gif";
		detailsbtnjs_on = new Image;
		detailsbtnjs_on.src = "admin/gifs/btn_details_over.gif";
		
}

function show(id) {
    if (document.getElementById && document.getElementById(id) != null)
         node = document.getElementById(id).style.visibility='visible';
    else if (document.layers && document.layers[id] != null)
        document.layers[id].visibility = 'visible';
    else if (document.all)
        document.all[id].style.visibility = 'visible';
}

function hide(id) {
    if (document.getElementById && document.getElementById(id) != null)
         node = document.getElementById(id).style.visibility='hidden';
    else if (document.layers && document.layers[id] != null)
        document.layers[id].visibility = 'hidden';
    else if (document.all)
         document.all[id].style.visibility = 'hidden';
}

<!--- //////////                         ////////// --->
<!--- //////////  HIDEORSHOWSTUFF START  ////////// --->
<!--- //////////                         ////////// --->

function HideOrShowStuff1(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('1region1').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('1region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff2(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('2region2').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('2region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff3(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('3region3').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('3region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff4(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('4region4').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('4region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff5(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('5region5').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('5region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff6(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('6region6').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('6region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff7(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('7region7').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('7region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff8(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('8region8').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('8region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff9(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('9region9').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('9region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff10(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('10region10').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('10region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff11(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('11region11').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('11region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff12(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('12region12').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('12region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff13(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('13region13').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('13region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff14(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('14region14').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('14region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff15(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('15region15').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('15region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff16(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('16region16').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('16region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff17(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('17region17').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('17region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff18(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('18region18').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('18region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff19(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('19region19').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('19region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff20(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('20region20').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('20region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}

function HideOrShowStuff21(regionToHide) {
	if (document.getElementById)
		{ // Hide all regions
		document.getElementById('21region21').style.display = 'none';
		// Display the requested region
		document.getElementById
          ('21region' + regionToHide).style.display = 'block'; }
	else
		{ alert('Sorry, your browser doesn\'t support this'); }
}
    
<!--- //////////                         ////////// --->
<!--- //////////  HIDEORSHOWSTUFF END    ////////// --->
<!--- //////////                         ////////// --->