var loaded=0;

function preLoads(){

	if (document.images)
	{
		//blue nav
		teens_on = new Image(); teens_on.src = "/images/nav-blue-teensON.gif";
		teens_off = new Image(); teens_off.src = "/images/nav-blue-teens.gif";
		parents_on = new Image(); parents_on.src = "/images/nav-blue-parentsON.gif";
		parents_off = new Image(); parents_off.src = "/images/nav-blue-parents.gif";
		professionals_on = new Image(); professionals_on.src = "/images/nav-blue-professionalsON.gif";
		professionals_off = new Image(); professionals_off.src = "/images/nav-blue-professionals.gif";
		policymakers_on = new Image(); policymakers_on.src = "/images/nav-blue-policymakersON.gif";
		policymakers_off = new Image(); policymakers_off.src = "/images/nav-blue-policymakers.gif";
		espanol_on = new Image(); espanol_on.src = "/images/nav-blue-espanolON.gif";
		espanol_off = new Image(); espanol_off.src = "/images/nav-blue-espanol.gif";

		//blue nav descriptions
		description_off = new Image(); description_off.src = "/images/nav-blue-blank-descr.gif";
		description_1 = new Image(); description_1.src = "/images/nav-blue-teens-descr.gif";
		description_2 = new Image(); description_2.src = "/images/nav-blue-parents-descr.gif";
		description_3 = new Image(); description_3.src = "/images/nav-blue-professionals-descr.gif";
		description_4 = new Image(); description_4.src = "/images/nav-blue-policymakers-descr.gif";
		description_5 = new Image(); description_5.src = "/images/nav-blue-blank-descr.gif";

		//orange side nav
		whycare_on = new Image(); whycare_on.src = "/images/nav-orange-whycareON.gif";
		america_on = new Image(); america_on.src = "/images/nav-orange-americaON2.gif";
		media_on = new Image(); media_on.src = "/images/nav-orange-mediaON.gif";
		research_on = new Image(); research_on.src = "/images/nav-orange-researchON.gif";
		national_on = new Image(); national_on.src = "/images/nav-orange-nationaldayON.gif";		
		works_on = new Image(); works_on.src = "/images/nav-orange-worksON.gif";
		//informed_on = new Image(); informed_on.src = "/images/nav-orange-informedON.gif";
		purchase_on = new Image(); purchase_on.src = "/images/nav-orange-purchaseON.gif";
		support_on = new Image(); support_on.src = "/images/nav-orange-supportON.gif";

		whycare_off = new Image(); whycare_off.src = "/images/nav-orange-whycare.gif";
		america_off = new Image(); america_off.src = "/images/nav-orange-america.gif";
		media_off = new Image(); media_off.src = "/images/nav-orange-media.gif";
		research_off = new Image(); research_off.src = "/images/nav-orange-research.gif";
		national_off = new Image(); national_off.src = "/images/nav-orange-nationalday.gif";
		works_off = new Image(); works_off.src = "/images/nav-orange-works.gif";
		//informed_off = new Image(); informed_off.src = "/images/nav-orange-informed.gif";
		purchase_off = new Image(); purchase_off.src = "/images/nav-orange-purchase.gif";
		support_off = new Image(); support_off.src = "/images/nav-orange-support.gif";
		
	loaded=1;
	}
}

function swapImage(imgName, state, pageOn) {

//	This function allows any rollover to swap out any other named image on a page.
//      A specific naming convention must be used when declaring images in a function:
//		[name]_off - for the default state
//		[name]_on - for the rollover state
//		[name]_it - it's a highlighted state for that image (you are in that section)
//	Additional states can be called from the mouseOver event as required.
//
//	imgName : the name of the image as set in the 'preLoads' function.
//  state   : declares which state of the image to display [on|off].

		if (pageOn == "whycare"){
			whycare_off = new Image(); whycare_off.src = "/images/nav-orange-whycareONblue.gif";
		}else if (pageOn == "america"){
			america_off = new Image(); america_off.src = "/images/nav-orange-americaONblue.gif";
		}else if (pageOn == "media"){
			media_off = new Image(); media_off.src = "/images/nav-orange-mediaONblue.gif";
		}else if (pageOn == "research"){
			research_off= new Image(); research_off.src = "/images/nav-orange-researchONblue.gif";
		}else if (pageOn == "national"){
			national_off = new Image(); national_off.src = "/images/nav-orange-nationaldayONblue.gif";
		}else if (pageOn == "works"){
			works_off = new Image(); works_off.src = "/images/nav-orange-worksONblue.gif";
		}else if (pageOn == "purchase"){
			purchase_off = new Image(); purchase_off.src = "/images/nav-orange-purchaseONblue.gif";
		}else if (pageOn == "support"){
			support_off = new Image(); support_off.src = "/images/nav-orange-supportONblue.gif";
		}

	if (document.images && loaded==1){
		imgSwap = eval(imgName + "_" + state + ".src");
		document[imgName].src = imgSwap;
	}
}

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);