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) {
		nav_monitoring_manual_nav2_overview_over = newImage("/images/template/nav_monitoring_manual-nav2_.gif");
		nav_monitoring_manual_nav2_overview_down = newImage("/images/template/nav_monitoring_manual-na-05.gif");
		nav_best_practice_nav2_overview_over = newImage("/images/template/nav_best_practice-nav2_over.gif");
		nav_best_practice_nav2_overview_down = newImage("/images/template/nav_best_practice-nav2_o-08.gif");
		nav_information_updates_nav2_overview_over = newImage("/images/template/nav_information_updates-nav.gif");
		nav_information_updates_nav2_overview_down = newImage("/images/template/nav_information_updates--11.gif");
		nav_contacts_nav2_overview_over = newImage("/images/template/nav_contacts-nav2_overview_.gif");
		nav_contacts_nav2_overview_down = newImage("/images/template/nav_contacts-nav2_overvi-14.gif");
		nav_links_nav2_overview_over = newImage("/images/template/nav_links-nav2_overview_ove.gif");
		nav_links_nav2_overview_down = newImage("/images/template/nav_links-nav2_overview_dow.gif");
		id6_07_nav2_overview_over = newImage("/images/6_07-nav2_overview_over.jpg");
		id6_11_nav2_overview_over = newImage("/images/6_11-nav2_overview_over.gif");
		nav2_overview_over = newImage("/images/template/nav2_overview-over.gif");
		nav2_overview_down = newImage("/images/template/nav2_overview-down.gif");
		nav2_role_nav2_overview_over = newImage("/images/template/nav2_role-nav2_overview_ove.gif");
		nav2_role_nav2_overview_down = newImage("/images/template/nav2_role-nav2_overview_dow.gif");
		nav2_online_nav2_overview_over = newImage("/images/template/nav2_online-nav2_overview_o.gif");
		nav2_online_nav2_overview_down = newImage("/images/template/nav2_online-nav2_overview_d.gif");
		nav2_litter_management_nav2_overview_over = newImage("/images/template/nav2_litter_management-nav2.gif");
		nav2_litter_management_nav2_overview_down = newImage("/images/template/nav2_litter_management-n-36.gif");
		nav2_system_survey_results_nav2_overview_over = newImage("/images/template/nav2_system_survey_results-.gif");
		nav2_system_survey_results_nav2_overview_down = newImage("/images/template/nav2_system_survey_resul-39.gif");
		nav2_local_authority_nav2_overview_over = newImage("/images/template/nav2_local_authority-nav2_o.gif");
		nav2_local_authority_nav2_overview_down = newImage("/images/template/nav2_local_authority-nav-42.gif");
		nav2_news_nav2_overview_over = newImage("/images/template/nav2_news-nav2_overview_ove.gif");
		nav2_news_nav2_overview_down = newImage("/images/template/nav2_news-nav2_overview_dow.gif");
		id6_20_nav2_overview_over = newImage("/images/6_20-nav2_overview_over.gif");
		preloadFlag = true;
	}
}

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_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) { //v4.0
  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];}
}