$("form#contactUs").validate({
         ignore: ":hidden",
         rules: {
            
             contactName: {
                 required: true
             },
             contactEmail: {
                 required: true
             },
            
             contactMessage: {
                 required: true
             }
         },
         submitHandler: function (form) {
             Swal.fire({
                title: 'Sending Your Message',
                text: 'Please Wait',
                allowOutsideClick: false,
                allowEscapeKey: false,
                allowEnterKey: false,
                onOpen: () => {
                    Swal.showLoading()
                }
            })
			
			$.ajax({
				url: "mail/send.php",
				method: "POST",
				data: $('form#contactUs').serialize(),	
				success:function(msg) {
					
					if(msg == 'ok') {
						
					$('form#contactUs').trigger("reset");
					$('form#contactUs').removeClass("was-validated");
					grecaptcha.reset();
					Swal.hideLoading()
					Swal.fire({
						title: 'Thank You',
	                    text: 'Your message has been sent. We will respond shortly.',
	                    type: 'success',
	                    confirmButtonClass: 'btn btn-primary mt-2'
					})	
					} else if(msg == 'err') {
						Swal.hideLoading()
					Swal.fire({
						title: 'Sorry, there\'s been a problem',
						text: 'We couldn\'t send your message, please try again or if this problem persists please call us.',
						type: 'error'
						
					})
					} else if(msg == 'err2') {
						Swal.hideLoading()
					Swal.fire({
						title: 'Oops! reCaptcha missing',
						text: 'Please complete the reCaptcha so we can make sure you are human.',
						type: 'error'
						
					})
					}
					
				},
				error:function(data) {
					Swal.hideLoading()
					Swal.fire({
						title: 'We can\'t send the message yet.',
						text: 'Please make sure all fields are filled in and you have completed the reCaptcha to verify you aren\'t a robot.',
						type: 'warning'
						
					})
				}
			});
             return false; // required to block normal submit since you used ajax
         }
     });