//Drop Down Menu Models//
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;
}

function MM_showHideLayers() { //v6.0
  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; }
}



//Faq Show/Hide Display 
function dsp_faq(loc){
   if(document.getElementById){
      var foc=loc.firstChild;
      foc=loc.firstChild.innerHTML?
         loc.firstChild:
         loc.firstChild.nextSibling;
      foc=loc.parentNode.nextSibling.style?
         loc.parentNode.nextSibling:
         loc.parentNode.nextSibling.nextSibling;
      foc.style.display=foc.style.display=='block'?'none':'block';}}
      
function winBRopen(theURL, Name, popW, popH, scroll) { // V 1.0
	var winleft = (screen.width - popW) / 2;
	var winUp = (screen.height - popH) / 2;
	winProp = 'width='+popW+',height='+popH+',left='+winleft+',top='+winUp+',scrollbars='+scroll+',resizable=no'
	Win = window.open(theURL, Name, winProp)
	if (parseInt(navigator.appVersion) >= 4) { Win.window.focus(); }
}



//Pop up Windows Vr tour
var newWin = null;
function popUp(strURL, strType, strHeight, strWidth, strCustom) {
  if (newWin != null && !newWin.closed) newWin.close();
  var strOptions="";
  if (strType=="console") strOptions="resizable,height="+strHeight+",width="+strWidth;
  if (strType=="fixed") strOptions="status,height="+strHeight+",width="+strWidth;
  if (strType=="elastic") strOptions="toolbar,menubar,scrollbars,"+"resizable,location,height="+strHeight+",width="+strWidth;
  if (strType=="custom") strOptions="height="+strHeight+",width="+strWidth+","+strCustom;
  newWin = window.open(strURL, 'newWin', strOptions);
  newWin.focus();
}


function close_courtain(){
		i+=4;
		co.style.height=i;
		if(i<140){timerID = setTimeout("close_courtain()",10);}
		else{
			odiv.style.display='none';
			for(j=1;j<=4;j++){
				thediv=document.getElementById("b"+j);
				thediv.style.display='none';
			}
			cur_div.style.display='block';
			open_courtain();
		}
	}
	
	function open_courtain(){
		i-=4;
		co.style.height=i;
		if(i>0){timerID = setTimeout("open_courtain()",10);}
	}