about_on = new Image();
about_on.src = "/images/nav/about_on.gif";
about_off = new Image();
about_off.src = "/images/nav/about_off.gif";
aboutNavPhoto = new Image();
aboutNavPhoto.src = "/images/nav/aboutNavPhoto.jpg";

newsletters_on = new Image();
newsletters_on.src = "/images/nav/newsletters_on.gif";
newsletters_off = new Image();
newsletters_off.src = "/images/nav/newsletters_off.gif";
newslettersNavPhoto = new Image();
newslettersNavPhoto.src = "/images/nav/newslettersNavPhoto.jpg";

provider_on = new Image();
provider_on.src = "/images/nav/provider_on.gif";
provider_off = new Image();
provider_off.src = "/images/nav/provider_off.gif";
providerNavPhoto = new Image();
providerNavPhoto.src = "/images/nav/providerNavPhoto.jpg";

professions_on = new Image();
professions_on.src = "/images/nav/professions_on.gif";
professions_off = new Image();
professions_off.src = "/images/nav/professions_off.gif";
professionsNavPhoto = new Image();
professionsNavPhoto.src = "/images/nav/professionsNavPhoto.jpg";

inforesources_on = new Image();
inforesources_on.src = "/images/nav/inforesources_on.gif";
inforesources_off = new Image();
inforesources_off.src = "/images/nav/inforesources_off.gif";
inforesourcesNavPhoto = new Image();
inforesourcesNavPhoto.src = "/images/nav/inforesourcesNavPhoto.jpg";

peer_on = new Image();
peer_on.src = "/images/nav/peer_on.gif";
peer_off = new Image();
peer_off.src = "/images/nav/peer_off.gif";
peerNavPhoto = new Image();
peerNavPhoto.src = "/images/nav/peerNavPhoto.jpg";

var winH = 460; 

function getWin(){
winH = 0;
if (parseInt(navigator.appVersion)>4) {
	if (navigator.appName=="Netscape") {
  		winH = window.innerHeight;
		document.getElementById('mainTable').style.height = winH-10;
	}
}
}

function img_act(imgName,type) {
	imgOn = eval(imgName + "_" + type + ".src");
	document [imgName].src = imgOn;
	if (document.NavPhoto){
		newNavPhoto = eval(imgName + "NavPhoto.src");
		document.NavPhoto.src = newNavPhoto
	}
}

function img_inact(imgName,type) {
	imgOff = eval(imgName + "_" + type + ".src");
	document [imgName].src = imgOff;
	if (document.NavPhoto){
		newNavPhoto = eval(pageOn + "NavPhoto.src");
		document.NavPhoto.src = newNavPhoto
	}
}

function popWin(theURL,name,width,height,left,top,resize,scrollbars){
	window.open(theURL, name, "width="+width+",height="+height+",left="+left+",top="+top+",directories=no,location=no,menubar=no,resizable="+resize+",scrollbars="+scrollbars+",status=no,toolbar=no");
}