function boe(action){
	var m =document.getElementById('content');
	var z= document.getElementById('copyfooter');
	var logo= document.getElementById('toplogo');
	if(m){
		var x =document.getElementById('container');

		if(action==1){
			m.style.display="none";
			z.style.display="none";
			if(x){
				x.style.height="683px";
				logo.src="bureauarjankarssen-logo-trans.png";
				x.style.background="url(koet.jpg) no-repeat";
				
			}
		}
		else{
			logo.src="bureauarjankarssen-logo.png";
			m.style.display="block";
			z.style.display="block";
			if(x){
				x.style.background="";
				x.style.height="";
			}

		}
	}
}

function projectdetail(action){

	var projdetailbody=document.getElementById('projectdetailbody');
	
	if(action==1){
		projdetailbody.style.display="block";
	}else{
		projdetailbody.style.display="none";
	}

}

function setbigpic(pic){
	var projectdetailleft=document.getElementById('projectdetailleft');
	projectdetailleft.style.background="url('"+pic+"')";

}