qrcode ...... downgrade

lib/phpqrcode/qrconst.php

@@ -48,7 +48,7 @@
 	define('QR_FORMAT_PNG',  1);
 	define('QR_FORMAT_PNG',  1);
 	
 	
 	class qrstr {
 	class qrstr {
-		 static function set(&$srctab, $x, $y, $repl, $replLen = false) {
+		function set(&$srctab, $x, $y, $repl, $replLen = false) {
 			$srctab[$y] = substr_replace($srctab[$y], ($replLen !== false)?substr($repl,0,$replLen):$repl, $x, ($replLen !== false)?$replLen:strlen($repl));
 			$srctab[$y] = substr_replace($srctab[$y], ($replLen !== false)?substr($repl,0,$replLen):$repl, $x, ($replLen !== false)?$replLen:strlen($repl));
 		}
 		}
 	}	
 	}	
\ No newline at end of file