new file mode 100644
--- /dev/null
+++ b/library/smarty/libs/sysplugins/smarty_internal_compile_debug.php
@@ -0,0 +1,39 @@
+<?php
+/**
+ * Smarty Internal Plugin Compile Debug
+ * Compiles the {debug} tag.
+ * It opens a window the the Smarty Debugging Console.
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ * @author     Uwe Tews
+ */
+
+/**
+ * Smarty Internal Plugin Compile Debug Class
+ *
+ * @package    Smarty
+ * @subpackage Compiler
+ */
+class Smarty_Internal_Compile_Debug extends Smarty_Internal_CompileBase {
+    /**
+     * Compiles code for the {debug} tag
+     *
+     * @param  array $args array with attributes from parser
+     * @param  object $compiler compiler object
+     *
+     * @return string compiled code
+     */
+    public function compile($args, $compiler) {
+        // check and get attributes
+        $_attr = $this->getAttributes($compiler, $args);
+
+        // compile always as nocache
+        $compiler->tag_nocache = true;
+
+        // display debug template
+        $_output = "<?php \$_smarty_tpl->smarty->loadPlugin('Smarty_Internal_Debug'); Smarty_Internal_Debug::display_debug(\$_smarty_tpl); ?>";
+
+        return $_output;
+    }
+}