<!--
bName = navigator.appName;
bVer = parseInt(navigator.appVersion);
if ((bName == "Netscape" && bVer >=3) ||
	(bName == "Microsoft Internet Explorer" && bVer >=4)) br = "n3";
else br = "n2";

if (br == "n3"){
	
	homeon = new Image();                                  
  homeon.src = "images/btn_home_on.gif";
	methodon = new Image();                                  
  methodon.src = "images/btn_meth_on.gif";
  projecton = new Image();                                  
  projecton.src = "images/btn_project_on.gif";
	credon = new Image();                                  
  credon.src = "images/btn_cred_on.gif";
  contacton = new Image();                                  
  contacton.src = "images/btn_contact_on.gif";
	
	homeoff = new Image();                                  
  homeoff.src = "images/btn_home_off.gif";
	methodoff = new Image();                                  
  methodoff.src = "images/btn_meth_off.gif";
  projectoff = new Image();                                  
  projectoff.src = "images/btn_project_off.gif";
	credoff = new Image();                                  
  credoff.src = "images/btn_cred_off.gif";
  contactoff = new Image();                                  
  contactoff.src = "images/btn_contact_off.gif";
}

function imgAct(imgName){
	if (br == "n3"){
	document[imgName].src = eval(imgName + "on.src");
	}
}

function imgInact(imgName){
	if (br == "n3"){
	document[imgName].src = eval(imgName + "off.src");
	}
}
   
//-->