function sendForm(el) {
	var form = document.forms[el];
	var flag = false;
	var bad_mes = '';
	
	var name = document.getElementById('name_in');
	if(name.value == '') { 
		bad_mes = bad_mes + 'Please, enter your First Name and Last Name:\n';
		flag = true;
	}
	
	var message = document.getElementById('message_in');
	if(message.value == '') { 
		bad_mes = bad_mes + 'Please, enter the Message:\n';
		flag = true;
	}
	
	var email = document.getElementById('email_in');
	if(!email.value == '') {
		if (!(/^([a-z0-9_\-]+\.)*[a-z0-9_\-]+@([a-z0-9][a-z0-9\-]*[a-z0-9]\.)+[a-z]{2,4}$/i).test(email.value)) {
			bad_mes = bad_mes + 'Incorrect Email:\n';
			flag = true;
		}
	}
	
	if(!flag) {
		form.submit();
	}
	else {
		alert(bad_mes);
	}
}

function sendFormApp(el) {
	var form = document.forms[el];
	var flag = false;
	var bad_mes = '';
	var foc_elem;
	
	if(form['name'].value.length == 0) {
		bad_mes = bad_mes + "Please enter your name!\n";
		if(!flag) { foc_elem = form['name'];}
		flag = true;
	}
	
	if(form['byear'].value.length == 0) {
		bad_mes = bad_mes + "Please enter the year of your birthday!\n";
		if(!flag) { foc_elem = form['byear']}
		flag = true;
	}
	
	if(form['nationality'].value.length == 0) {
		bad_mes = bad_mes + "Please enter your nationality!\n";
		if(!flag) { foc_elem = form['nationality'];}
		flag = true;
	}
	
	if(form['dni'].value.length == 0) {
		bad_mes = bad_mes + "Please enter your ID/DNI/NIE!\n";
		if(!flag) { foc_elem = form['dni'];}
		flag = true;
	}
	
	if(form['stay'].value.length == 0) {
		bad_mes = bad_mes + "Please tell us how long you will stay in Spain.\n";
		if(!flag) { foc_elem = form['stay'];}
		flag = true;
	}
	
	if(form['positionapp'].value.length == 0) {
		bad_mes = bad_mes + "Please tell us for which position are you applying for.\n";
		if(!flag) { foc_elem = form['positionapp'];}
		flag = true;
	}
	
	if(form['start'].value.length == 0) {
		bad_mes = bad_mes + "Please tell us when you will be available to start.\n";
		if(!flag) { foc_elem = form['start'];}
		flag = true;
	}
	if(flag) {
		alert(bad_mes);
		foc_elem.focus();
	} 
	else {
		form.submit();
	}
	
}