diff --git a/install/ui/details.js b/install/ui/details.js
index 320ed9a4c..fdbf0b5ae 100644
--- a/install/ui/details.js
+++ b/install/ui/details.js
@@ -508,7 +508,7 @@ IPA.details_facet = function(spec) {
         var fields = that.fields.get_fields();
         for (var i=0; i<fields.length; i++) {
             var field = fields[i];
-            valid &= field.validate() && field.validate_required();
+            valid = field.validate() && field.validate_required() && valid;
         }
         return valid;
     };
diff --git a/install/ui/dialog.js b/install/ui/dialog.js
index 44bd11cc1..375ab84c3 100644
--- a/install/ui/dialog.js
+++ b/install/ui/dialog.js
@@ -99,7 +99,7 @@ IPA.dialog = function(spec) {
         var fields = that.fields.get_fields();
         for (var i=0; i<fields.length; i++) {
             var field = fields[i];
-            valid &= field.validate() && field.validate_required();
+            valid = field.validate() && field.validate_required() && valid;
         }
         return valid;
     };
diff --git a/install/ui/field.js b/install/ui/field.js
index 2cba87864..381f2360e 100644
--- a/install/ui/field.js
+++ b/install/ui/field.js
@@ -301,8 +301,8 @@ IPA.field = function(spec) {
         if (!value) empty = true;
 
         if (value instanceof Array) {
-            empty |= (value.length === 0) ||
-                     (value.length === 1) && (value[0] === '');
+            empty = empty || value.length === 0 ||
+                    (value.length === 1) && (value[0] === '');
         }
 
         if (value === '') empty = true;
@@ -480,7 +480,7 @@ IPA.multivalued_field = function(spec) {
 
     that.test_dirty = function() {
         var dirty = that.field_test_dirty();
-        dirty |= that.widget.test_dirty(); //also checks order
+        dirty = dirty || that.widget.test_dirty(); //also checks order
         return dirty;
     };
 
diff --git a/install/ui/ipa.js b/install/ui/ipa.js
index 08d8722ce..8a7b29f75 100644
--- a/install/ui/ipa.js
+++ b/install/ui/ipa.js
@@ -725,8 +725,8 @@ IPA.concurrent_command = function(spec) {
 
         for(var i=0; i < that.commands.length; i++) {
             var command_info = that.commands[i];
-            all_completed &= command_info.completed;
-            all_success &= command_info.success;
+            all_completed = all_completed &&  command_info.completed;
+            all_success = all_success && command_info.success;
         }
 
         if(all_completed) {
diff --git a/install/ui/widget.js b/install/ui/widget.js
index 79b035192..5b50d8f16 100644
--- a/install/ui/widget.js
+++ b/install/ui/widget.js
@@ -515,7 +515,7 @@ IPA.multivalued_text_widget = function(spec) {
         var dirty = false;
 
         for(var i=0; i < that.rows.length; i++) {
-            dirty |= that.test_dirty_row(that.rows[i]);
+            dirty = dirty || that.test_dirty_row(that.rows[i]);
         }
 
         return dirty;