Register Helper code to force top discount code field to be visible

force-top-discount-code-field-to-always-open.php

function my_pmprorh_init()
{
    //don't break if Register Helper is not loaded
    if(!function_exists("pmprorh_add_registration_field"))
    {
        return false;
    }
    //define the fields
	$fields = array();
	$fields[] = new PMProRH_Field(" ", "html", array("html"=>
	'<script>
		jQuery(document).ready(function() {
			jQuery("#other_discount_code_tr").show();
			jQuery("#other_discount_code_p").hide();
		});
	</script>'));
	

    //add the fields into a new checkout_boxes are of the checkout page
    foreach($fields as $field)
        pmprorh_add_registration_field(
            "before_submit_button", // location on checkout page
            $field            // PMProRH_Field object
        );
    //that's it. see the PMPro Register Helper readme for more information and examples.
}
add_action("init", "my_pmprorh_init");