jQuery(document).ready(function(){
  	jQuery('#nf-field-10').attr('minlength', '4');
  	jQuery('#nf-field-26').attr('minlength', '4');
  	jQuery('#nf-field-1').attr('minlength', '2');
  	jQuery('#nf-field-17').attr('minlength', '2');
  	jQuery('#nf-field-33').attr('minlength', '2');
});

jQuery(document).ready(function() {
  	jQuery(document).on("keypress", "#nf-field-10", function (e) {
    	var keycode = event.which;
    	if (!(event.shiftKey == false && (keycode == 46 || keycode == 8 || keycode == 37 || keycode == 39 || keycode == 43 || (keycode >= 48 && keycode <= 57)))) {
      		event.preventDefault();
    	}
  	});
  	jQuery(document).on("keypress", "#nf-field-26", function (e) {
    	var keycode1 = event.which;
    	if (!(event.shiftKey == false && (keycode1 == 46 || keycode1 == 8 || keycode1 == 37 || keycode1 == 39 || keycode1 == 43 || (keycode1 >= 48 && keycode1 <= 57)))) {
      		event.preventDefault();
    	}
  	});
   jQuery(document).on("keypress", "#nf-field-1", function (e) {
        var key = e.keyCode;
        if (key >= 48 && key <= 57) {
              e.preventDefault();
        }
    });
   jQuery(document).on("keypress", "#nf-field-17", function (e) {
        var key = e.keyCode;
        if (key >= 48 && key <= 57) {
              e.preventDefault();
        }
    });
   jQuery(document).on("keypress", "#nf-field-33", function (e) {
        var key = e.keyCode;
        if (key >= 48 && key <= 57) {
              e.preventDefault();
        }
    });
});