JavaScript: Beautiful modal confirmation for RoR

gistfile1

/* Overriding custom rails on delete action to provide a more beautiful modal confirmation */
	this.extendOnDeleteRailsAction = function() {
		$.rails.allowAction = function(element) {
			var $link, $modal_html, message, modal_html;
			message = element.data('confirm');
			
			if (!message) {
		    	return true;
			}
		 
			$link = element.clone().removeAttr('class')
						.removeAttr('data-confirm').addClass('btn')
						.addClass('btn-danger').html("<i class=\"icon-trash icon-white\"></i> Sim, eu quero excluir!");
		  	
		  	modal_html = "<div class=\"modal hide fade modalDialogOnDelete\" id=\"deleteModal\" role=\"dialog\">\n  " +
		  		"<div class=\"modal-header\">\n  " + 
		  		"  <a class=\"close\" data-dismiss=\"modal\">×</a>\n  " +
		  		"  <h3>" + "Confirmar exclusão" + "</h3>\n  </div>\n  <div class=\"modal-body\">\n  " +
		  		"  <h4>" + message + "</h4>\n  </div>\n  <div class=\"modal-footer\">\n  " +
		  		"  <a data-dismiss=\"modal\" class=\"btn\"><i class=\"icon-remove\"></i> Cancelar</a>\n  </div>\n</div>";

		  	$modal_html = $(modal_html);
		  	$modal_html.find('.modal-footer').append($link);
		  	$modal_html.modal();
		  	return false;
		};
		
	};