window.onload = function() {
	//CHANGE TOP PHRASE	
	var tot = 8;
	var num = Math.floor(Math.random()*tot)+1;
	if( num!=1 )
		document.getElementById("top_phrase").style.backgroundImage = "url(css/top_phrase"+num+".gif)";
	
	
	
	//CEARA PHOTO PREVIEW
	l = new Array();
	l["1"] = l["2"] = "cumbuco_e_lagoa_banana";
	l["3"] = l["4"] = "lagoinha";
	l["5"] = l["6"] = "morro_branco_e_praia_das_fontes";
	l["7"] = "museo_della_cachaca_a_maranguape";
	l["8"] = l["9"] = "canoa_quebrada";
	l["10"] = l["11"] = l["12"] = "jericocoara";
	
	m = new Array();
	m["8"] = m["9"] = "natal";
	m["1"] = m["10"] = "genipabu";
	m["6"] = m["7"] = "maracajau";
	m["5"] = m["2"] = "pipa";
	m["3"] = m["4"] = "pirangi";
	
	n = new Array();
	n["5"] = n["10"] = "city_tour_storico";
	n["9"] = n["11"] = "city_tour_panoramico";
	n["2"] = n["13"] = "escursione_in_barca";
	n["6"] = n["7"] = "praia_do_forte";
	n["3"] = n["4"] = "mangue_seco";
	n["8"] = n["12"] = "cachoeira";
	
	t = new Array();

	t[0] = Math.floor(Math.random()*12)+1;
	document.getElementById("prw_rnd").src = "images/escursioni_ceara/prw/"+t[0]+".jpg";
	document.getElementById("lnk_rnd").href = "index.php?page=escursioni_fortaleza#"+l[t[0]];

	t[1] = Math.floor(Math.random()*10)+1;
	document.getElementById("prw_rnd2").src = "images/escursioni_rio_grande/prw/"+t[1]+".jpg";
	document.getElementById("lnk_rnd2").href = "index.php?page=escursioni_natal#"+m[t[1]];

	t[2] = Math.floor(Math.random()*13)+1;
	document.getElementById("prw_rnd3").src = "images/escursioni_bahia/prw/"+t[2]+".jpg";
	document.getElementById("lnk_rnd3").href = "index.php?page=escursioni_salvador#"+n[t[2]];
}