// JavaScript Document

function ampliar(capa) {
	document.getElementById(capa).style.height="100%";
	document.getElementById(capa).style.overflow="visible";
	document.getElementById("ampliar").style.visibility="hidden";
}

function apareix(capa){
	if(document.getElementById(capa).style.overflow=="hidden"){
		document.getElementById(capa).style.height="100%";
		document.getElementById(capa).style.overflow="visible";
	} else {
		document.getElementById(capa).style.height="0em";
		document.getElementById(capa).style.overflow="hidden";
	}
}

function slide(capa,direction){
	if(direction=="up"){
		newTop=parseInt(document.getElementById(capa).style.top)-170+"px"
	} else {
		newTop=parseInt(document.getElementById(capa).style.top)+170+"px"
	}
	document.getElementById(capa).style.top=newTop
}