function doSubmit() {

    document.edu_form.submit();

}

function checkForm() {
	

	if (document.edu_form.first_name.value == "") {
    
	alert("Please write your first name, thank you.");
	return false;
	
    }
	
	if (document.edu_form.last_name.value == "") {
    
	alert("Please write your last name, thank you.");
	return false;
	
    }
	
	if (document.edu_form.titel.value == "") {
    
	alert("Please write your title, thank you.");
	return false;
	
    }
	
    if (!document.edu_form.email.value.match(/^[\w\._\-]+@[\w\._\-]+[.][a-zA-Z]+$/)) {
    
	alert("Please write a valid email address");
	return false;
    
    }
	
	if (document.edu_form.telephone.value == "") {
    
	alert("Please write your telephone number, thank you.");
	return false;
	
    }
	
	
	if (document.edu_form.organization.value == "") {
    
	alert("Please write your university, thank you.");
	return false;
	
    }
	
	if (document.edu_form.department.value == "") {
    
	alert("Please write your department, thank you.");
	return false;
	
    }
	
	if (document.edu_form.address.value == "") {
    
	alert("Please write your address, thank you.");
	return false;
	
    }
	
	if (document.edu_form.country.value == "") {
    
	alert("Please write your country, thank you.");
	return false;
	
    }
    
    return true;

}