function validate(form) {
	var first_name = form.first_name.value;
	var last_name = form.last_name.value;
	var email = form.email.value;
	var description = form.description.value;
	var phone = form.phone.value;
	var company = form.company.value;
	if(first_name == '') {
		alert('Please enter your first name to continue.');
		form.first_name.focus();
		return false;
	} else if(last_name == '') {
		alert('Please enter your last name to continue.');
		form.last_name.focus();
		return false;
	} else if (!validateEmail(email)) {
		alert('Please enter a valid email address to continue.');
		form.email.focus();
		return false;
	} else if(company == '') {
		alert('Please enter your company name to continue.');
		form.company.focus();
		return false;
	} else if(phone == '') {
		alert('Please enter your phone number to continue. Don\'t worry, we won\'t share it!');
		form.phone.focus();
		return false;		
	} else if(description == '') {
		alert('Please enter your needs to continue.');
		form.description.focus();
		return false;
	}
	return true;
}


function validateEmail(email) {
	var exp = /^[\w\-\.\+]+\@[a-zA-Z0-9\.\-]+\.[a-zA-z0-9]{2,4}$/;
	return email.match(exp);
}