diff --git a/change_log.txt b/change_log.txt
index a7dc1a18..114a0476 100644
--- a/change_log.txt
+++ b/change_log.txt
@@ -1,4 +1,7 @@
 ===== trunk  =====
+13.11.2012
+- adding attribute "strict" to html_options, html_checkboxes, html_radios to only print disabled/readonly attributes if their values are true or "disabled"/"readonly" (Issue #120)
+
 01.11.2012
 - bugfix muteExcpetedErrors() would screw up for non-readable paths (Issue #118)
 
diff --git a/libs/plugins/function.html_checkboxes.php b/libs/plugins/function.html_checkboxes.php
index fb9584bb..1866bc2f 100644
--- a/libs/plugins/function.html_checkboxes.php
+++ b/libs/plugins/function.html_checkboxes.php
@@ -116,6 +116,23 @@ function smarty_function_html_checkboxes($params, $template)
             case 'assign':
                 break;
 
+            case 'strict': break;
+
+            case 'disabled':
+            case 'readonly':
+                if (!empty($params['strict'])) {
+                    if (!is_scalar($_val)) {
+                        trigger_error("html_options: $_key attribute must be a scalar, only boolean true or string '$_key' will actually add the attribute", E_USER_NOTICE);
+                    }
+
+                    if ($_val === true || $_val === $_key) {
+                        $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_key) . '"';
+                    }
+
+                    break;
+                }
+                // omit break; to fall through!
+
             default:
                 if(!is_array($_val)) {
                     $extra .= ' '.$_key.'="'.smarty_function_escape_special_chars($_val).'"';
diff --git a/libs/plugins/function.html_options.php b/libs/plugins/function.html_options.php
index 46330e89..68fa0524 100644
--- a/libs/plugins/function.html_options.php
+++ b/libs/plugins/function.html_options.php
@@ -90,7 +90,24 @@ function smarty_function_html_options($params, $template)
                     $selected = smarty_function_escape_special_chars((string) $_val);
                 }
                 break;
-
+            
+            case 'strict': break;
+            
+            case 'disabled':
+            case 'readonly':
+                if (!empty($params['strict'])) {
+                    if (!is_scalar($_val)) {
+                        trigger_error("html_options: $_key attribute must be a scalar, only boolean true or string '$_key' will actually add the attribute", E_USER_NOTICE);
+                    }
+                    
+                    if ($_val === true || $_val === $_key) {
+                        $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_key) . '"';
+                    }
+                    
+                    break;
+                }
+                // omit break; to fall through!
+            
             default:
                 if (!is_array($_val)) {
                     $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_val) . '"';
diff --git a/libs/plugins/function.html_radios.php b/libs/plugins/function.html_radios.php
index 7c830724..a2741f68 100644
--- a/libs/plugins/function.html_radios.php
+++ b/libs/plugins/function.html_radios.php
@@ -102,6 +102,23 @@ function smarty_function_html_radios($params, $template)
             case 'assign':
                 break;
 
+            case 'strict': break;
+
+            case 'disabled':
+            case 'readonly':
+                if (!empty($params['strict'])) {
+                    if (!is_scalar($_val)) {
+                        trigger_error("html_options: $_key attribute must be a scalar, only boolean true or string '$_key' will actually add the attribute", E_USER_NOTICE);
+                    }
+
+                    if ($_val === true || $_val === $_key) {
+                        $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_key) . '"';
+                    }
+
+                    break;
+                }
+                // omit break; to fall through!
+
             default:
                 if (!is_array($_val)) {
                     $extra .= ' ' . $_key . '="' . smarty_function_escape_special_chars($_val) . '"';