$().ready(function() 
        {
            $("#contactForm").validate(
            {
                rules: 
                {
                    contactName: 
                    {
                        required: true,
                        minlength: 2
                    },
                    
                    telephone: 
                    {
                        required: true,
                        minlength: 8   
                    },
                    
                    message: 
                    {
                        required: true,
                        minlength: 5
                    }            

                },
                messages: 
                {
                    contactName: "Please enter your name.",
                    telephone: "Please enter a contact number.",
                    message: "Please enter your message."
                }
            });
            
        });