function settings(){
var el = document.getElementById('settings');
(el.style.display == 'none') ? el.style.display = 'block' : el.style.display = 'none';
}


<!-- ahuahauhauahu -->
function checa_colunista(){
	d=document.form_colunista;
	if(d.id_col.value != "nulo"){
	d.submit();
	}else{
	return false;
	}
}

function checa_orkuts(){
	d=document.form_orkuts;
	if(d.id_orkut.value != "nulo"){
	window.open(""+d.id_orkut.value+"","_blank");
	}else{
	return false;
	}
}
function checa_rappers(){
	d=document.form_rappers;
	if(d.id_rappers.value != "nulo"){
	window.open(""+d.id_rappers.value+"","_blank");
	}else{
	return false;
	}	
}

function remote(){
	window.open('enquete/enquete.php','Enquete','toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,menubar=no,width=280,height=300, left=0,top=0')

}

function valida_voto(){
	d=document.enquete
	if (!d.enquete[0].checked && !d.enquete[1].checked && !d.enquete[2].checked) {
     return false;
}

}

function valida_newsletter(){
d=document.newsletter;
if (d.email.value == ""){
         d.email.focus();
         return false;
         }
         parte1 = d.email.value.indexOf("@");
         parte2 = d.email.value.indexOf(".");
         parte3 = d.email.value.length;
         if (!(parte1 >= 3 && parte2 >= 6 && parte3 >= 9)) {
         d.email.focus();
         return false;
         }

}//valida newsletter


<!-- Begin

function CaricaFoto(img){
  foto1= new Image();
  foto1.src=(img);
  Controlla(img);
}

function Controlla(img){
  if((foto1.width!=0)&&(foto1.height!=0)){
    viewFoto(img);
  }
  else{
    funzione="Controlla('"+img+"')";
    intervallo=setTimeout(funzione,20);
  }
}
function viewFoto(img){
  largh=foto1.width+20;
  altez=foto1.height+20;
  stringa="width="+largh+",height="+altez;
  finestra=window.open(img,"",stringa);

}

//  End -->

<!--
function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
//-->