$(document).ready(function(){
        $('#targets').submit(function() {
            var error = 0;
            var name = $('#name').val();

            if (name == '') {
                error = 1;
                alert('Name cannot be empty');
            }else if(name.length > 6 || name.length<3){
                error = 1;
                alert('Name should be between 3-6 characters');
            }

            if(error){
                return false;
            }else{
                return true;
            }

        });
});