function validationMail(txt_email)
        {
               var verif =/^[\w\-]+(\.[\w\-]+)*@[\w\-]+(\.[\w\-]+)*\.[\w\-]{2,}$/;
               if (verif.exec(txt_email) == null)
            {
                //alert("Your email is incorrecte");
                return false;
            }
            else
            {
                return true;
            }   
        }
function valider(){
	with (document.formcontact){
		if (txt_name.value=="-Name-" || txt_name.value=="" ){
		alert("Please insert your full name!");
		txt_name.focus();
		}
		else if(txt_email.value=="-Email-" || txt_email.value==""){
		alert("Please insert your e-mail address");
		txt_email.focus();
		}
		else if(!validationMail(txt_email.value)){
		alert("Please test your e-mail address");
		txt_email.focus();
		}
		else if (num_contact.value=="-Contact Number-" || num_contact.value=="" || (isNaN(num_contact.value))){
		alert("Please insert your contact number!");
		num_contact.focus();
		}
		else if(txt_enquiry.value=="-Enquiry-" || txt_enquiry.value==""){
		alert("Please insert your message");
		txt_enquiry.focus();
		}
		else
		{
		submit();
		
		}	
	}
}