function validation_contact(){

	/* VARIABLE DECLARATIONS */
	/* FORM */
	var enquiry = document.getElementById('enquiry');	
	/* ALERT BOX */
	var alerts = document.getElementById('alerts');
	
	/* First name */
	var first_name = document.getElementById('first_name');
	var first_name_alert = document.getElementById('first_name_alert');
	/* Phone */
	var phone = document.getElementById('phone');
	var phone_alert = document.getElementById('phone_alert');		
	/* Email */
	var email = document.getElementById('email');
	var email_alert = document.getElementById('email_alert');
	/* Country */
	var country = document.getElementById('country');
	var country_alert = document.getElementById('country_alert');		

	
	/* RESET ALERTS */
	alerts.style.display = 'none';	
	first_name_alert.style.display = 'none';	
	phone_alert.style.display = 'none';	
	email_alert.style.display = 'none';	
	country_alert.style.display = 'none';
	
	
	if(first_name.value == "" || phone.value == "" || email.value == "" || country.value == ""){
	
		/* VALIDATION TESTS */
		/* Alerts box */
		alerts.style.display = 'block';		
		/* First name */
		if(first_name.value == ""){first_name_alert.style.display = 'block';}
		/* Phone */
		if(phone.value == ""){phone_alert.style.display = 'block';}		
		/* Email */
		if(email.value == ""){email_alert.style.display = 'block';}
		/* Country */
		if(country.value == ""){country_alert.style.display = 'block';}	
	
		window.location="#alert_box";

		
	}
	else
	{
		enquiry.submit();
	}
	
}