diff --git a/js/conditionize.js b/js/conditionize.js
new file mode 100644
index 0000000..a9075fc
--- /dev/null
+++ b/js/conditionize.js
@@ -0,0 +1,42 @@
+/* * * * * * * * * * * * * * * * * *
+* Show/hide fields conditionally
+* * * * * * * * * * * * * * * * * */
+(function($) {
+  $.fn.conditionize = function(options){ 
+    
+     var settings = $.extend({
+        hideJS: true
+    }, options );
+    
+    $.fn.showOrHide = function(listenTo, listenFor, $section) {
+      if ($(listenTo).is('select, input[type=text]') && $(listenTo).val() == listenFor ) {
+        $section.slideDown();
+      }
+      else if ($(listenTo + ":checked").val() == listenFor) {
+        $section.slideDown();
+      }
+      else {
+        $section.slideUp();
+      }
+    } 
+
+    return this.each( function() {
+      var listenTo = "[name=" + $(this).data('cond-option') + "]";
+      var listenFor = $(this).data('cond-value');
+      var $section = $(this);
+  
+      //Set up event listener
+      $(listenTo).on('change', function() {
+        $.fn.showOrHide(listenTo, listenFor, $section);
+      });
+      //If setting was chosen, hide everything first...
+      if (settings.hideJS) {
+        $(this).hide();
+      }
+      //Show based on current value on page load
+      $.fn.showOrHide(listenTo, listenFor, $section);
+    });
+  }
+}(jQuery));
+  
+ $('.conditional').conditionize();
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