$(document).ready(function(){

contactproductForm = $("body#www-outstandingbranding-com.page.four-hour-guarantee #primary form.datamate");
if (contactproductForm.length){
      contactproductForm.submit(function(){ 
          if ($.trim($("input#formfield-first_name").val()) == '' ){
              alert('Please enter your First Name');
              return false;
          }
		  if ($.trim($("input#formfield-surname").val()) == '' ){
              alert('Please enter your Surname');
              return false;
          }
		  if ($.trim($("input#formfield-email").val()) == '' ){
              alert('Please enter your Email');
              return false;
          }
		  if ($.trim($("input#formfield-company").val()) == '' ){
              alert('Please enter your Company Name');
              return false;
          }
      });
}

});