function newsletter(){
	ttt=window.open('letter.php','Letter','toolbar=no,menubar=no,width=425,height=240'); 
}
function envie(idnoticia,pagina){
	ttt=window.open('envie.php?noticia='+idnoticia+'&pagina='+pagina,'Notícia','toolbar=no,menubar=no,width=430,height=430'); 
}
function indique(){
	ttt=window.open('indique.php','indique','toolbar=no,menubar=no,width=430,height=440'); 
}
function seta(campo){
	if (campo.value=="seu nome") campo.value="";
	if (campo.value=="seu e-mail") campo.value="";
}
function letter(){
	
	if(document.formLetter.nome.value=="" || document.formLetter.nome.value=="seu nome"){
		document.formLetter.nome.value="preencha corretamente";
	}else if(document.formLetter.email.value=="" || document.formLetter.email.value=="seu e-mail"){
		document.formLetter.email.value="preencha corretamente";
	}else if(document.formLetter.nome.value!="" && document.formLetter.email.value!="" && document.formLetter.nome.value!="preencha corretamente" && document.formLetter.email.value!="preencha corretamente"){
		ttt=window.open('letter.php?nome='+document.formLetter.nome.value+'&email='+document.formLetter.email.value,'Letter','toolbar=no,menubar=no,width=425,height=260'); 
	}
}