//*********************************************************//
//	Muda de aba
//*********************************************************//
function PS_changeTab(obj){
	
	// Muda o estilo do botao da 'aba'
	var tabs = obj.parentNode.getElementsByTagName("div");
	
	for(var i = 0; i < tabs.length; i++){		
	
		tabs[i].className = "rodapeBannerAba";		
		if(tabs[i] == obj)var cont = i;
		
	}	
	
	obj.className = "rodapeBannerAba on";
	
	// mostra a aba refente ao botão clicado
	var tabsCont = document.getElementById("banner").getElementsByTagName("div");
	
	for(var y = 0; y < tabsCont.length; y++)	
		tabsCont[y].style.display = "none";
		
	tabsCont[cont].style.display = "block";	
}

//
//
var PS_tabAuto = "";
var PS_contTabAuto = 0;
function PS_changeTabAuto(){
	if (document.getElementById("rodapeBanner")) {
		var PS_tabAuto = document.getElementById("rodapeBanner").getElementsByTagName("div");		
		PS_changeTab(PS_tabAuto[PS_contTabAuto]);
		PS_contTabAuto++;
		if (PS_contTabAuto == PS_tabAuto.length) PS_contTabAuto = 0;
		setTimeout("PS_changeTabAuto()",3000);
	}
}

// inicializa os eventos 
!(window.addEventListener) ? window.attachEvent("onload", PS_changeTabAuto) : window.addEventListener("load", PS_changeTabAuto, false);