// JavaScript Document
function contacte() {
	ob = document.getElementById('contacte');
	ob.style.visibility = 'visible';
}
function contacte_tancar() {
	ob = document.getElementById('contacte');
	ob.style.visibility = 'hidden';
}
function enviar(){
	if(comprovar()){
		document.formulari.submit();
	}
	}
	
function comprovar(){
	if(document.formulari.nom.value == ""){
		alert("El camp nom es obligatori");
		document.formulari.nom.focus();
		return false;
	}
	
	if(document.formulari.email.value == ""){
		alert("El camp e-mail es obligatori");
		document.formulari.email.focus();
		return false;
	}
	
	if (document.formulari.email.value.indexOf ('@',0) == -1 || document.formulari.email.value.indexOf ('.',0) == -1){      
		alert("\nL'email no és correcte.")           
		document.formulari.email.focus();      
		return false;      
	}  
	if(document.formulari.consulta.value == ""){
		alert("El camp consulta es obligatori");
		document.formulari.consulta.focus();
		return false;
	}
	return true;
}