diff --git a/include/statistik.class.php b/include/statistik.class.php
index df91fd0a6..7373e4fa1 100644
--- a/include/statistik.class.php
+++ b/include/statistik.class.php
@@ -417,7 +417,21 @@ class statistik extends basis_db
 			$sql = $this->sql;
 			foreach($_REQUEST as $name=>$value)
 			{
-				$sql = str_replace('$'.$name,addslashes($value),$sql);
+				//echo '<pre>'.var_dump($name).'</pre>';
+				if (is_array($value))
+				{
+					$modifier="'";
+					if (is_numeric($value[0]))
+						$modifier="";
+					$in='';
+					foreach ($value as $v)
+						$in.=$modifier.addslashes($v).$modifier.',';
+					$in=substr($in,0,-1);
+					$sql = str_replace('$'.$name,$in,$sql);
+					echo '<pre>'.var_dump($sql).'</pre>';
+				}
+				else
+					$sql = str_replace('$'.$name,addslashes($value),$sql);
 			}
 			
 			if($this->data = $this->db_query($sql))