diff --git a/Repositories/statistics/includes/inc.class.input_check.es.php b/Repositories/statistics/includes/inc.class.input_check.es.php
index 13acedc..2b32f43 100755
--- a/Repositories/statistics/includes/inc.class.input_check.es.php
+++ b/Repositories/statistics/includes/inc.class.input_check.es.php
@@ -17,8 +17,13 @@
 	}
 	function doCheck($value)
 	{
-		if (method_exists($this, $this->_config["type"])) {
-			checkit::$this->_config["type"]($value);
+		# NJS 2006-12-13
+		# PHP 5 appears to not like accessing $this->_config["type"] directly
+		# as a method call. We now store it in a local variable first.
+		# Tested OK under both PHP 4 and 5.
+		$thetype = $this->_config["type"];
+		if (method_exists($this, $thetype)) {
+			checkit::$thetype($value);
 		} else {
 			/* Could do something meaningful here. */
 		}