/* PRELOAD IMAGE / SWAP IMAGE */

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_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_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_findObj(n, d) { //v4.01
  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;
}

/* SHOW-HIDE DIV SCRIPT FOR MENU DROPDOWNS */

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; }
}

/* POSITIONED POPUP WINDOW */

function pWin(mypage, myname, w, h, top, left) {
winprops = 'height='+h+',width='+w+',top='+top+',left='+left+',toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes'
win = window.open(mypage, myname, winprops)
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

/* CENTERED POPUP WINDOW */

function cWin(mypage, myname, w, h) {
var winl = (screen.width - w) / 2;
var wint = (screen.height - h) / 2;
winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes'
win = window.open(mypage, myname, winprops)
if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
}

/* LAYER DISPLAY FUNCTIONS   */

var timerID = null;
var timerOn = false;
var timecount = 1000;              // MILLISECONDS OF DELAY

function show(name,num,total) {
	for (var i=1;i<=total;i++) {
		if (num==i) {
			show_hide(name+i,1)
		} else {
			show_hide(name+i,0)
		}
	}
}

function show_hide(the_div,div_state) {            /*  HIDE FUNCTION  */
	if (div_state==1) {
		document.getElementById(the_div).style.visibility = "visible";
	} else {
		document.getElementById(the_div).style.visibility = "hidden";
	}
}

function time_stop(name,num,total) {
	if (timerOn) {
		clearTimeout(timerID);
		timerID = null;
		timerOn = false;
	}
}

function time_start(name,num,total) {
	if (timerOn == false) {
		timerID=setTimeout( "show('"+name+"',"+num+","+total+")" , timecount);
		timerOn = true;
	}
}

function stopTimer() {
	time_stop('subnav',0,3);           // HOW MANY DIVS
}

function startTimer() {
	time_start('subnav',0,3);          // HOW MANY DIVS
}