function fTopNav(d,b,a){
 	for (var i=1;i<5;i++){
 		if (("d"+i) !=d){
 		document.getElementById("d"+i).style.display="none";
		}
 	}
	for (var i=1;i<6;i++){
 		if (("b"+i) !=b ){
			if (("b"+i) !=tab){
 				document.getElementById("b"+i).src="assets/b"+i+".gif";	
			}
		}
 	}
	if (a==1){
			document.getElementById(b).src="assets/"+b+"_mo.gif";
		}else{
			
			if (b !=tab){
 				document.getElementById(b).src="assets/"+b+".gif";
			}
		}
	if (d!=0){
		if (a==1){
			document.getElementById(d).style.display="block";
		}else{
			document.getElementById(d).style.display="none";
		}
	}
}
function fClose(){
	for (var i=1;i<5;i++){
 		document.getElementById("d"+i).style.display="none";
 	}
   for (var i=1;i<6;i++){
			if (("b"+i) !=tab){
 				document.getElementById("b"+i).src="assets/b"+i+".gif";	
			}
 	}
}


function fTab(t){
	var a="";
	var b="";
	if (t==2){
		a="none";
		b="block";
	}else{
		a="block";
		b="none";
	}
	document.getElementById("t1").style.display=a;
	document.getElementById("t2").style.display=a;
	document.getElementById("t3").style.display=b;
	document.getElementById("t4").style.display=b;
	document.getElementById("tab1").style.display=a;
	document.getElementById("tab2").style.display=b;
}
function fShow(d,s,c){
 for (var i=1;i<5;i++){
 	if (("d"+i) !=d){
 		document.getElementById("d"+i).style.display="none";
	}
 }

  for (var i=1;i<6;i++){
 	if (("c"+i) !=c && ("c"+i)!="c2"){
 		document.getElementById("c"+i).style.background="url(assets/arrowdown.gif) right 10% no-repeat";
	}
 }
 	if (d!=0){
		if (s==1){
			document.getElementById(d).style.display="block";
			document.getElementById(c).style.background="url(assets/arrowdownon.gif) right 10% no-repeat";
		}else{
			document.getElementById(d).style.display="none";
			document.getElementById(c).style.background="url(assets/arrowdown.gif) right 10% no-repeat";
		}
	}
}
function fSubShow(s){
	if (s==1){
		document.getElementById("ss1").style.display="block";
		document.getElementById("slink").style.background="url(assets/arrowrighton.gif) right 50% no-repeat";
		fTopNav("d2","c3",1);
 		document.getElementById("b3").src="assets/b3_mo.gif";	
		
	}else{
		document.getElementById("ss1").style.display="none";
		document.getElementById("slink").style.background="url(assets/arrowright.gif) right 50% no-repeat";
		fTopNav("d2","c3",0);
	}
}