var index = 1;
var menu_time = 2000;
var anterior = 3;

var timer = setTimeout('trocaMsg()',menu_time); 

function trocaMsg() { 
	index = index%3 +1;	
	change_noticia(index);
	tempo();
}          
function tempo() {                    
	clearTimeout(timer);
	timer = setTimeout("trocaMsg()",menu_time);        
}  

function change_noticia(id)
{
	index = id;
	document.getElementById("dest_" + anterior).className= "in"  ;
	document.getElementById("dest_" + id).className = "in_sel";
	anterior = id;
}

function change_img(id, out)
{
	if (out == 1)
	{		
		clearTimeout(timer);
		change_noticia(id);
	}
	else
	{
	tempo();
	}
}

function inicia_menu(){
change_noticia(1);
}

function abrefecha(obj){ 
var el = document.getElementById(obj); 
if(el.style.display != "block"){ 
el.style.display = "block"; 
}

} 

function janelaPop(url)
{
window.open('acao.php','cliente','top=300,left=350,width=550,height=250,scrollbars=1,status=1,resizable=0')
}
function somente_numero(campo){
    var digits="0123456789"
    var campo_temp
    for (var i=0;i<campo.value.length;i++){
      campo_temp=campo.value.substring(i,i+1)    
      if (digits.indexOf(campo_temp)==-1){
            campo.value = campo.value.substring(0,i);
            break;
       }
    }
}