/////// Funcion auxiliar ///////

function getElem( id ) {
	return document.getElementById( id );
}

function validar_form() { 

	//if(navigator.userAgent.toLowerCase().indexOf('chrome') > -1){hacer algo}

	var div_error = getElem('idDivError');
	var email = getElem('idTxtEmail');
	
	div_error.style.display= 'none';
	
	////// VALIDAR EMAIL
	var reg_exp_email = /^([a-zA-Z0-9_\-\.]+)@([a-zA-Z0-9\-\.]+)\.([a-zA-Z]{2,4})$/ ;
	if (!(reg_exp_email.test(email.value))){		
		div_error.style.display = 'block'; 
		div_error.innerHTML = '<div class="email">&nbsp;</div>';
		return false;
	}else {
	//////// VALIDAR SEXO
		var sexoM = getElem('radioSexoM');
		var sexoF = getElem('radioSexoF');
		if (!(sexoM.checked) && !(sexoF.checked)){ 
			div_error.style.display = 'block'; 
			div_error.innerHTML = '<div class="sexo"><b style="color:#ff0000;">Debes seleccionar<br/> el sexo</b></div>';
			return false;
		}else {
		/////// VALIDAR EDAD			
			var edad = getElem('idTxtEdad');
			if ((parseInt(edad.value)!=edad.value) || (edad.value<18) || (edad.value>100)){ 
				div_error.style.display = 'block'; 
				div_error.innerHTML = '<div class="edad">&nbsp;</div>';
				return false;
			}else {
			var cod_postal = getElem('idTxtCP');
			var reg = /^[0-9]{5}$/;
			//////  VALIDAR COD POSTAL
				if ((!(reg.test(cod_postal.value)) || (cod_postal.value<1001) || (cod_postal.value>53000))){ 
					div_error.style.display = 'block'; 
					div_error.innerHTML = '<div class="cod_postal">&nbsp;</div>';
					return false;
				}else {
				///////// VALIDAR TERMINOS
					var terminos = getElem('chbTerminos');
					if (!(terminos.checked)){ 
						div_error.style.display = 'block'; 
						div_error.innerHTML = '<div class="terminos">&nbsp;</div>';
						return false;
					}else {
					////// TODO BIEN, ENVIA EL FORM						
//						document.formRegistro.submit(); 
						return true;
					}
				}
			}
		} 
	}
} 
////////////////////////////////////////////////////////////////////////////////////////