ns4 = (document.layers) ? true:false
ie4 = (document.all) ? true:false
ng5 = (document.getElementById) ? true:false

// dit zijn de functies voor de menu items boven aan de pagina
function hideSec() { 
// top menu: Over Peddemors
if (ng5) document.getElementById('sec1').style.visibility = "hidden" 
else if (ns4) document.sec1.visibility = "hide" 
else if (ie4) sec1.style.visibility ="hidden" 

// top menu: Laatste nieuws
if (ng5) document.getElementById('sec2').style.visibility = "hidden" 
else if (ns4) document.sec2.visibility = "hide" 
else if (ie4) sec2.style.visibility ="hidden" 

// top menu: Gastenboek
if (ng5) document.getElementById('sec3').style.visibility = "hidden" 
else if (ns4) document.sec3.visibility = "hide" 
else if (ie4) sec3.style.visibility ="hidden" 

// top menu: Contact
if (ng5) document.getElementById('sec4').style.visibility = "hidden" 
else if (ns4) document.sec4.visibility = "hide" 
else if (ie4) sec4.style.visibility ="hidden" 

// linker menu: Themafeesten
if (ng5) document.getElementById('sec5').style.visibility = "hidden" 
else if (ns4) document.sec5.visibility = "hide" 
else if (ie4) sec5.style.visibility ="hidden" 

// linker menu: Bruiloften & Partijen
if (ng5) document.getElementById('sec6').style.visibility = "hidden" 
else if (ns4) document.sec6.visibility = "hide" 
else if (ie4) sec6.style.visibility ="hidden" 

// linker menu: Buffetten & Dineren
if (ng5) document.getElementById('sec7').style.visibility = "hidden" 
else if (ns4) document.sec7.visibility = "hide" 
else if (ie4) sec7.style.visibility ="hidden" 

// linker menu: Vergaderen
if (ng5) document.getElementById('sec8').style.visibility = "hidden" 
else if (ns4) document.sec8.visibility = "hide" 
else if (ie4) sec8.style.visibility ="hidden" 

}




function showSec(n) { 
hideSec(); 
if (ng5) document.getElementById('sec' + n).style.visibility = "visible"; 
else if (ns4) document.layers["sec" + n].visibility = "show"; 
else if (ie4) document.all["sec" + n].style.visibility = "visible"; 
}






// dit zijn de functies voor de overlay van de menuitems aan de linkerkant
function hideLinkerMenu(n) { 
// Over Peddemors
if (ng5) document.getElementById('linkerMenu' + n).style.visibility = "hidden"; 
else if (ns4) document.layers["linkerMenu" + n].visibility = "hide"; 
else if (ie4) document.all["linkerMenu" + n].style.visibility = "hidden";  
}
	
	
function showLinkerMenu(n) { 
if (ng5) document.getElementById('linkerMenu' + n).style.visibility = "visible"; 
else if (ns4) document.layers["linkerMenu" + n].visibility = "show"; 
else if (ie4) document.all["linkerMenu" + n].style.visibility = "visible"; 
}