function mostra(div){
	if(document.getElementById(div).style.display=="block"){
		document.getElementById(div).style.display="none";
	}else{
		document.getElementById(div).style.display="block"
	}

}

function roll(img_name,img_out,img_in){
	var theImg = document[img_name].src;
	
	var x = theImg.split("/");
	var t = x.length-1;
	var y = x[t];

	if (y==img_out) {
		document[img_name].src = "/images/" + img_in;		
	}else if (y==img_in) {
		document[img_name].src = "/images/" + img_out;	
	}
	
}

function mos(div){
	document.getElementById('p1').style.display="none";
	document.getElementById('pp').style.display="block";
	

}