<!--
browser_name = navigator.appName;
browser_version = parseFloat(navigator.appVersion); 

if (browser_name == "Netscape" && browser_version < 2.0)
        {
        roll = 'false';
        }
else if (browser_name == "Netscape" && browser_version == 2.0)
        {
        roll = 'false';
        }
else if (browser_name == "Netscape" && browser_version>= 3.0)
        {
        roll = 'true';
        }
else if (browser_name == "Microsoft Internet Explorer" && browser_version <= 2.0)
        {
        roll = 'false';
        }
else if (browser_name == "Microsoft Internet Explorer" && browser_version>= 3.0)
        {
        roll = 'true';
        }
else
        {
        roll = 'false';
        }


function msover(img1,ref1,img2,ref2)	{
	if (roll == 'true')			{			
		document.images[img1].src = ref1;			
		document.images[img2].src = ref2;			
		}	
	}	
	
function msout(img1,ref1,img2,ref2)	{		
	if (roll == 'true')			{			
		document.images[img1].src = ref1;			
		document.images[img2].src = ref2;			
		}	
	}	
function rollover(img1,ref1)	{
	if (roll == 'true')			{			
		document.images[img1].src = ref1;			
		}	
	}	
	
function rollout(img1,ref1)	{		
	if (roll == 'true')			{			
		document.images[img1].src = ref1;			
		}	
	}	

//popup

var popWin = null
function popWindow(page) {
	popWin=window.open(page,"3d","height=300,width=400,toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no");
}


var old;
var memold;

var subold;


if(document.layers)
{
	window.captureEvents(Event.MOUSEDOWN);
	window.onmousedown=window.open(x);
} else
{
	document.onmousedown="";
}


function show_layer(x)
{
	if(document.layers)
		document.layers[x].visibility="show";
	else
		document.all[x].style.visibility="visible";
}

function hide_layer(x)
{
	if(document.layers)
		document.layers[x].visibility="hide";
	else
		document.all[x].style.visibility="hidden";
}

function do_menu(x)
{
	if(!old)
		old=memold;

	if(old!=x)
	{
		show_layer(x);
		old=x;
	} else
		old="";
}

function do_check(x)
{
	if(old && old!=x)
	{
		hide_layer(old);
		show_layer(x);
		old=x;
	}

	do_submenu();
}

function do_out()
{
	if(old)
		hide_layer(old);

	memold=old; old="";

	do_submenu();
}

function do_submenu(x)
{
	if(subold)
	{
		hide_layer(subold);
		subold="";
	}

	if(x)
	{
		show_layer(x);
		subold=x;
	}
}


// -->