function setVisibility(name,visible) {
	var layer=MM_findObj(name);
	if(layer!=null) {
		if(document.layers) {
			layer.visible=visible?"show":"hide";
		} else {
			layer.style.visibility=visible?"show":"hide";
		}
	}
}

var options=new Array();

// Example:  initOption("Mount","Desk","Black");
function initOption(name) {
	var a=initOption.arguments;
	var opt;
	var i;
	opt=new Array();
	options[name]=opt;
	for(i=1;i<a.length;i++)
		opt[i-1]=a[i];
	MM_showHideLayers(name+opt.join(""),"","show");
}

function setOption(name, subOption, value) {
	var opt=options[name];
	var layer;
	if(opt==null) {
		opt=new Array();
		options[name]=opt;
	}
	layer=name+opt.join("");
	//setVisibility(layer,0);
//	alert("hiding: "+layer);
	MM_showHideLayers(layer,"","hide");
	
	
	opt[subOption]=value;
	
	layer=name+opt.join("");
	//setVisibility(layer,1);
//	alert("displaying: "+layer);
	MM_showHideLayers(layer,"","show");
}

function getOption(name,subOption) {
	return options[name][subOption];
}

function getOptionURL() {
	var s="";
	for(var n in options) {
		if(s.length) s+="*";
		s+=n+"="+options[n].join(",");
	}
	return (""+document.location.href).replace(/\#.*/g,"").replace(/gz\.asp\?/ig,"gz.htm#")+"#"+s;
}

function initFromURL() {
	var url=""+document.location.href;
	if(url.indexOf("#")<0) return;
	var s=url.split("#")[1];
	o=s.split("*");
	for(var i=0;i<o.length;i++) {
		var op=o[i].split("=");
		try {
			MM_showHideLayers(op[0]+options[op[0]].join(""),"","hide");
		} catch(e) {}
		options[op[0]]=op[1].split(",");
		try {
			MM_showHideLayers(op[0]+options[op[0]].join(""),"","show");
		} catch(e) {}
	}
}
//new 3-5-04
function MM_reloadPage(init) { 
if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);
function MM_findObj(n, d) {
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}
function MM_showHideLayers() {
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}
function MM_swapImgRestore() {
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_swapImage() {
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}
function MM_preloadImages() {
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}
function safe(a,b) {
	var c;
	c=b+"&#64;"+a;
	document.write("<a href=mailto:"+c+" title="+c+">"+c+"</a>");
}
//attempt at a get choice to work
function getc() {
	var choice="m"+options["m"].join("");
	var PartID=parts[choice];
	return PartID+".html";
}
function goc() {
	document.location.href=getc();
}
//radio button checker
function sr(R,v) {
	if(typeof(R)=="string") {
		R=document.getElementsByName(R);
	}
	for(var i=0;i<R.length;i++) {
		var r=R[i];
		if(r.id==v) r.checked=true;
	}
}
function gr(R) {
	if(typeof(R)=="string") {
		R=document.getElementsByName(R);
	}
	for(var i=0;i<R.length;i++) {
		var r=R[i];
		if(r.checked) return r.value;
	}
}
function chk(n) {
	MM_findObj(n).checked=true;
}
function leapto2(form) {
var myindex=form.dest2.selectedIndex;
location=form.dest2.options[myindex].value;
}