var NS4 = (document.layers);
var IE4 = (document.all);
var NS6 = (document.getElementById);
var isMac = (navigator.appVersion.indexOf("Mac") != -1);

function checkLayout()
{	var layout = 0;
	var mywidth;
	
	if(IE4) mywidth = document.body.clientWidth;
	else if (NS4 || NS6)	
	{	mywidth = innerWidth;		
		mywidth -= 30;
	}
	
	if (mywidth < 970) {  
		return(0);
	}
	else {
		return(1);
	}
}

redo = true;
function LayerFlashFix(a) { 
if(navigator.appName=="Netscape" && parseInt(navigator.appVersion)==4) {
if(a){document.mywidth=innerWidth;document.myheight=innerHeight;setInterval("LayerFlashFix(false)",100);
}else if((document.mywidth!=innerWidth||document.myheight!=innerHeight) && redo){location.reload(); redo = false}}
}

function showhide(w, i) {

if (document.layers) {
	if (i==1) 
		j="show"; 
	else 
		j="hide"; 
	eval('document.'+w+'.visibility = "'+j+'"'); 
	} 
else if (document.all) { 

	if (i==1) 
		j="inline"; 
	else 
		j="none"; 
	eval(w+'.style.display = "'+j+'"'); 
	} 
else if (document.getElementById) {

	if (i==1) 
		j="visible"; 
	else 
		j="hidden"; 
	eval('document.getElementById("'+w+'").style.visibility = "'+j+'"');
	}
}

myi = 2;

function decide(myLayer) {
	tempi = checkLayout();
	if (myi != tempi) {
		myi = tempi;
		showhide(myLayer, tempi)
	}
}

 
//end