// JavaScript Document

var afSize=0, afPosTop=1, afPosBottom=4, afq=0, afTimeOut=0;

function afShow(){
	document.getElementById('all-family').style.display = 'block';
	
	}

function afHide(){
	document.getElementById('all-family').style.display = 'none';
	}





function afInicialize(afQuant){
	afSize=afQuant;
	afPosTop=1;
	afPosBottom=4;
	for(i=1;i<5;i++)
	{
		document.getElementById('fm-' + i).style.display = "block";
		}
}


function afUp(){
	if(afPosTop>1){
		document.getElementById('fm-' + afPosBottom).style.display = "none";
		afPosTop=afPosTop-1;
		afPosBottom=afPosBottom-1;
		document.getElementById('fm-' + afPosTop).style.display = "block";
	}
}

function afDown(){
	if(afPosBottom<afSize){
		document.getElementById('fm-' + afPosTop).style.display = "none";
		afPosTop=afPosTop+1;
		afPosBottom=afPosBottom+1;
		document.getElementById('fm-' + afPosBottom).style.display = "block";
	}
}