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) { //v4.01
  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_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 loadCommonImages(section,subsection,subsubsection,lang){
	// load menu images
	MM_preloadImages('/images/menu_home_'+lang+'_on.gif','/images/menu_home_'+lang+'_off.gif','/images/menu_about_'+lang+'_on.gif','/images/menu_about_'+lang+'_off.gif','/images/menu_services_'+lang+'_on.gif','/images/menu_services_'+lang+'_off.gif','/images/menu_news_'+lang+'_on.gif','/images/menu_news_'+lang+'_off.gif','/images/menu_events_'+lang+'_on.gif','/images/menu_events_'+lang+'_off.gif','/images/menu_contact_'+lang+'_on.gif','/images/menu_contact_'+lang+'_off.gif','/images/lan_cn_on.gif','/images/lan_en_off.gif','/images/lan_cn_off.gif','/images/lan_en_on.gif');

	if(section=='about') {
		MM_preloadImages('/images/submenu_about_company_'+lang+'_on.gif','/images/submenu_about_company_'+lang+'_off.gif','/images/submenu_about_team_'+lang+'_off.gif','/images/submenu_about_team_'+lang+'_on.gif','/images/submenu_about_vision_'+lang+'_off.gif','/images/submenu_about_vision_'+lang+'_off.gif');
	}
	else if(section=='news') {
		MM_preloadImages('/images/submenu_news_news_'+lang+'_on.gif','/images/submenu_news_news_'+lang+'_off.gif','/images/submenu_news_articles_'+lang+'_off.gif','/images/submenu_news_articles_'+lang+'_on.gif');
	}
	else if(section=='services') {
		MM_preloadImages('/images/submenu_services_tax_'+lang+'_on.gif','/images/submenu_services_tax_'+lang+'_off.gif','/images/submenu_services_transaction_'+lang+'_on.gif','/images/submenu_services_transaction_'+lang+'_off.gif','/images/submenu_services_risk_'+lang+'_on.gif','/images/submenu_services_risk_'+lang+'_off.gif');
		if(subsection=='tax') {
			MM_preloadImages('/images/submenu_services_tax_planning_'+lang+'_on.gif','/images/submenu_services_tax_planning_'+lang+'_off.gif','/images/submenu_services_tax_policy_'+lang+'_on.gif','/images/submenu_services_tax_policy_'+lang+'_off.gif','/images/submenu_services_tax_transfer_'+lang+'_on.gif','/images/submenu_services_tax_transfer_'+lang+'_off.gif');
		}
		else if(subsection=='transaction') {
			MM_preloadImages('/images/submenu_services_transaction_mergers_'+lang+'_on.gif','/images/submenu_services_transaction_mergers_'+lang+'_off.gif','/images/submenu_services_transaction_pre_'+lang+'_on.gif','/images/submenu_services_transaction_pre_'+lang+'_off.gif','/images/submenu_services_transaction_corporate_'+lang+'_on.gif','/images/submenu_services_transaction_corporate_'+lang+'_off.gif');
		}
		else if(subsection=='risk') {
			MM_preloadImages('/images/submenu_services_risk_tax_'+lang+'_on.gif','/images/submenu_services_risk_tax_'+lang+'_off.gif','/images/submenu_services_risk_internal_'+lang+'_on.gif','/images/submenu_services_risk_internal_'+lang+'_off.gif','/images/submenu_services_risk_assurance_'+lang+'_on.gif','/images/submenu_services_risk_assurance_'+lang+'_off.gif','/images/submenu_services_risk_enterprise_'+lang+'_on.gif','/images/submenu_services_risk_enterprise_'+lang+'_off.gif');
		}
	}
}