bName = navigator.appName;
bVer = parseInt(navigator.appVersion);

if ((bName == "Netscape" && bVer >= 3) || (bName == "Microsoft Internet Explorer" && bVer >= 3)) 
	br = "n3"; 
else 
	br = "n2";

if (br== "n3") 
{ 
	knop11 = new Image();                       
	knop11.src = "graphics/knop_home1.jpg";               
	knop21 = new Image();                    
	knop21.src = "graphics/knop_agenda1.jpg";              
	knop31 = new Image();                      
	knop31.src = "graphics/knop_info1.jpg";                
	knop41 = new Image();                       
	knop41.src = "graphics/knop_multimedia1.jpg";     
	knop51 = new Image();                       
	knop51.src = "graphics/knop_gastenboek1.jpg";
	knop61 = new Image();                       
	knop61.src = "graphics/knop_links1.jpg";               
	knop71 = new Image();                    
	knop71.src = "graphics/knop_boekingen1.jpg";              
	
	knop12 = new Image();                       
	knop12.src = "graphics/knop_home2.jpg";               
	knop22 = new Image();                    
	knop22.src = "graphics/knop_agenda2.jpg";              
	knop32 = new Image();                      
	knop32.src = "graphics/knop_info2.jpg";                
	knop42 = new Image();                       
	knop42.src = "graphics/knop_multimedia2.jpg";  
	knop52 = new Image();                       
	knop52.src = "graphics/knop_gastenboek2.jpg";  
	knop62 = new Image();                       
	knop62.src = "graphics/knop_links2.jpg";               
	knop72 = new Image();                    
	knop72.src = "graphics/knop_boekingen2.jpg";   
	
	knop13 = new Image();                       
	knop13.src = "graphics/knop_home3.jpg";               
	knop23 = new Image();                    
	knop23.src = "graphics/knop_agenda3.jpg";              
	knop33 = new Image();                      
	knop33.src = "graphics/knop_info3.jpg";                
	knop43 = new Image();                       
	knop43.src = "graphics/knop_multimedia3.jpg";  
	knop53 = new Image();                       
	knop53.src = "graphics/knop_gastenboek3.jpg";  
	knop63 = new Image();                       
	knop63.src = "graphics/knop_links3.jpg";               
	knop73 = new Image();                    
	knop73.src = "graphics/knop_boekingen3.jpg";   
	 
}

function imgAct(imgName) 
{
    if (br == "n3") 
	{
		document[imgName].src = eval(imgName + "2.src");
    }
}

function imgInact(imgName,cur) 
{
    if (br == "n3") 
	{
		if(cur == 1)
		{
			document[imgName].src = eval(imgName + "3.src");
		}
		else
		{
			document[imgName].src = eval(imgName + "1.src");
		}
    }
}