// JavaScript Document
browserName=navigator.appName;
browserVer=parseInt(navigator.appVersion);
if((browserName=="Netscape" && browserVer>=3)||
      (browserName=="Microsoft Internet Explorer" &&  browserVer>=4)) version="n3";
else version="n2";

function img_act(imgName,imgToUse){
  
                if(version=="n3"){
                        document [imgName].src=imgToUse;
                }
        }
        
function DispImg(img_state){
         
     imgName = "logotext" 

     if (img_state == "on") {
        imgToUse = "../images/logotxty.gif";
     }  
     if (img_state == "off") {
        imgToUse = "../images/logotxtg.gif";
     } 

     img_act(imgName,imgToUse); 
   
}