browserName = navigator.appName;
browserVer = parseInt(navigator.appVersion);
        if ((browserName == "Netscape" && browserVer >= 3) || (browserName == "Microsoft Internet Explorer" && browserVer >= 2.5)) version = "N3";
        else version = "N2";
       
if (version == "N3") { 
        imgaon = new Image(); 
        imgaon.src = "../images/interface/home_on.jpg"; 
        imgaoff = new Image(); 
        imgaoff.src = "../images/interface/home_off.jpg"; 
        subaon = new Image(); 
        subaon.src = "../images/interface/mon_home.jpg"; 
        
        imgbon = new Image(); 
        imgbon.src = "../images/interface/keynote_on.jpg"; 
        imgboff = new Image(); 
        imgboff.src = "../images/interface/keynote_off.jpg"; 
        subbon = new Image(); 
        subbon.src = "../images/interface/mon_keynote.jpg"; 
        
        imgcon = new Image(); 
        imgcon.src = "../images/interface/agenda_on.jpg"; 
        imgcoff = new Image(); 
        imgcoff.src = "../images/interface/agenda_off.jpg"; 
        subcon = new Image(); 
        subcon.src = "../images/interface/mon_agenda.jpg"; 
        
        imgdon = new Image(); 
        imgdon.src = "../images/interface/panels_on.jpg"; 
        imgdoff = new Image(); 
        imgdoff.src = "../images/interface/panels_off.jpg"; 
        subdon = new Image(); 
        subdon.src = "../images/interface/mon_panels.jpg"; 
   
        imgeon = new Image(); 
        imgeon.src = "../images/interface/sponsors_on.jpg"; 
        imgeoff = new Image(); 
        imgeoff.src = "../images/interface/sponsors_off.jpg"; 
        subeon = new Image(); 
        subeon.src = "../images/interface/mon_sponsors.jpg"; 
  
        imgfon = new Image(); 
        imgfon.src = "../images/interface/registration_on.jpg"; 
        imgfoff = new Image(); 
        imgfoff.src = "../images/interface/registration_off.jpg"; 
        subfon = new Image(); 
        subfon.src = "../images/interface/mon_registration.jpg"; 
        
        imggon = new Image(); 
        imggon.src = "../images/interface/aboutus_on.jpg"; 
        imggoff = new Image(); 
        imggoff.src = "../images/interface/aboutus_off.jpg"; 
        subgon = new Image(); 
        subgon.src = "../images/interface/mon_aboutus.jpg"; 
        
} 

function imgOn(key) {         	

        if (version == "N3") {			

        	imgName = "img" + key;
        	subName = "sub" + key;
        
        	document[imgName].src = eval(imgName + "on.src");
        	document.monitor.src = eval(subName + "on.src"); 
        } 
}

function imgOff(key) { 

        if (version == "N3") { 
        
        	imgName = "img" + key;
        	subName = "sub";
        	
        	document[imgName].src = eval(imgName + "off.src");
        	document.monitor.src = eval(subName + "off.src");  
        }
 }
 
 
function launch(url,x,y) {

	window.open(url,"_blank","width=" + x + ",height=" + y + ",location=0,menubar=0,resizable=1,scrollbars=1,status=0,titlebar=0,toolbar=0");

}