function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {

		M_About_over = newImage("images/MainNav/M_About-over.gif");
		M_News_Hilite_M_News_over = newImage("images/MainNav/M_News_Hilite-M_News_over.gif");
		M_News_Hilite_M_About_over = newImage("images/MainNav/M_News_Hilite-M_About_over.gif");
		M_News_over = newImage("images/MainNav/M_News-over.gif");
		M_Prods_Hlite_M_Prods_over = newImage("images/MainNav/M_Prods_Hlite-M_Prods_over.gif");
		M_Prods_over = newImage("images/MainNav/M_Prods-over.gif");
		M_Orders_Hilite_M_Orders_over = newImage("images/MainNav/M_Orders_Hilite-M_Orders_ov.gif");
		M_Orders_over = newImage("images/MainNav/M_Orders-over.gif");
		preloadFlag = true;
	}
}


function MM_swapImgRestore() { //v3.0
  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_preloadImages() { //v3.0
  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 MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  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_reloadPage(init) {  //reloads the window if Nav4 resized
  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_showHideLayers() { //v3.0
  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; }
}

var timeouts = new Array();
var delay = 125;
var zindex = 1;
function findObj(n) {
	o = MM_findObj(n);
	if (o != null) {
		if (o.style) o = o.style;
	}
	return o;
}
function showLayer(num) {
	var obj = MM_findObj("Layer" + num);
	var v = "show";
	zindex ++;
	if (timeouts[num] != null) clearTimeout(timeouts[num]);
	if (obj != null) {
		if (obj.style) {
			obj = obj.style;
			v = "visible";
		} else if (window.innerWidth) {
			obj.left = window.innerWidth - 535;
		}

		obj.zIndex = zindex;
		obj.visibility = v;
	}
}
function hideLayer(num) {
	var obj = MM_findObj("Layer" + num);
	var v = "hide";
	if (obj != null) {
		if (obj.style) {
			obj = obj.style;
			v = "hidden";
		}
		timeouts[num] = setTimeout("findObj('Layer' + " + num + ").visibility = '" + v + "'",delay);
	}
}

/////////////////////////////////////
// popupWindow: To provide consistency in the way popup select windows appear.
/////////////////////////////////////
function popupWindow(windowName,width,height) {
	eval("var " + windowName + " = window.open('','" + windowName + "','width=" + width + ",height=" + height + ",resizable=1')");
	eval(windowName + ".focus()");
	return eval(windowName);
}
function popupWindow2(windowName,options) {
	eval("var " + windowName + " = window.open('','" + windowName + "',options)");
	eval(windowName + ".focus()");
	return eval(windowName);
}