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 showHideLayers() {  //showHideLayers (w3c compatiable, requires findObj() for older browsers)
  var i,p,v,obj,args=showHideLayers.arguments;
  if(document.getElementById){
   for (i=0; i<(args.length-2); i+=3){
   obj=document.getElementById(args[i]);v=args[i+2];
v=(v=='show')?'visible':(v='hide')?'hidden':v;
   if(obj)obj.style.visibility=v;
   }
  }
  else{
  for (i=0; i<(args.length-2); i+=3) if ((obj=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 findObj(n, d) {  // find object (version 4 browsers)
  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=findObj(n,d.layers[i].document); return x;
}

function MakeImgArray(n) {
	this.length = n
	for (var i = 1; i<=n; i++) {
		this[i] = new Image();
	}
	return this
}

if (document.images) {



	
		navOver = new MakeImgArray(9);
		navOut = new MakeImgArray(9);	
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[1].src = "content/2005/Feb/nav01_home_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[1].src = "content/2005/Feb/ACF4B2.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[2].src = "content/2005/Feb/nav01_melb_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[2].src = "content/2005/Feb/ACF4B4.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[3].src = "content/2005/Feb/nav01_vic_reg_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[3].src = "content/2005/Feb/ACF4B8.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[4].src = "content/2005/Feb/nav01_accomm_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[4].src = "content/2005/Feb/ACF4AA.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[5].src = "content/2008/Jan/nav01_act_attract_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[5].src = "content/2008/Jan/nav01_act_attract_off.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[6].src = "content/2005/Feb/nav01_events_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[6].src = "content/2005/Feb/ACF4AE.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[7].src = "content/2008/Jan/nav01_deals_packages_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[7].src = "content/2008/Jan/nav01_deals_packages_off.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[8].src = "content/2008/Jan/nav01_videos_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[8].src = "content/2008/Jan/nav01_videos_off.gif";
				
		

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOver[9].src = "content/2005/Feb/nav01_vis_info_over.gif";
				

	


	
	

	
	
	
	
	

		
		
			
			
								
		
		
	
	
	
	
	
	
	
	


				navOut[9].src = "content/2005/Feb/ACF4B6.gif";
				
		
	
	


}

var whatmenu = 0;  	// track the active menu
var whatimage = 0;	// track the highlighted nav image
var poplock = 0;      	// track menu show/hide state

function menu_show(menuId,swap) {	// prepare to launch menu -  hides all menus, set poplock,  fires show menu function



		swapNavOut(1);
		
		swapNavOut(2);
		
		swapNavOut(3);
		
		swapNavOut(4);
		
		swapNavOut(5);
		
		swapNavOut(6);
		
		swapNavOut(7);
		
		swapNavOut(8);
		
		swapNavOut(9);
		
		swapNavOver(swap);
		
		
		showHideLayers('m1','','hide');
		
		showHideLayers('m2','','hide');
		
		showHideLayers('m3','','hide');
		
		showHideLayers('m4','','hide');
		
		showHideLayers('m5','','hide');
		
		showHideLayers('m6','','hide');
		
		showHideLayers('m7','','hide');
		
		showHideLayers('m8','','hide');
		
		showHideLayers('m9','','hide');
		




whatmenu = menuId;

poplock = 1;
	
setTimeout("menu_showAction();",200);  // delay on show menu to prevent unintentional display due to wayward mouse activity
	
}

function menu_showAction() { // show active menu

if (poplock == 1) {
	showHideLayers(whatmenu,'','show');
	}

}


function menu_hide(menuId,swap,sel) { // prepare to hide menu

if (menuId != '') {
 		whatmenu = menuId;
		}

if (menuId != '') {
 		whatimage = swap;
		}

poplock = 0;

setTimeout("menu_hideAction();",500); //delay in case user fires a menu option

}


function menu_hideAction() { //hides menu layer - poplock check keeps the menu open if user has moved to another menu item

if (poplock != 1) {
	showHideLayers(whatmenu,'','hide');
	swapNavOut(whatimage);
	}

}


function swapNavOut(image) {
	
if(document.images) {
	document.images['nav' + image].src = navOut[image].src;
	//['nav' + image].src = navOut[image].src;
	}
	return false;

}

function swapNavOver(image) {
	
if(document.images) {
	document.images['nav' + image].src = navOver[image].src;
	//['nav' + image].src = navOver[image].src;
	}
	return false;

}


function swapItemOver(item) {

if(document.getElementById) {
	tgObj = document.getElementById(item);
	tgObj.className = "menuItemOver";
	}
	
poplock = 1;

}

function swapItemOff(item) {

if(document.getElementById) {
	tgObj = document.getElementById(item);
	tgObj.className = "menuItem";
	}

poplock = 0;
setTimeout("menu_hideAction();",500);

}

function setSelected(sel,menu) {
	navOut[sel].src = "images/nav01/" +menu +"_sel.gif";
}