More formatting fixes
diff --git a/system/database/drivers/interbase/interbase_driver.php b/system/database/drivers/interbase/interbase_driver.php
index 7258e60..33038ad 100644
--- a/system/database/drivers/interbase/interbase_driver.php
+++ b/system/database/drivers/interbase/interbase_driver.php
@@ -299,8 +299,8 @@
 	/**
 	 * Insert ID
 	 *
-	 * @param  	string $generator_name
-	 * @param   integer $inc_by
+	 * @param	string $generator_name
+	 * @param	integer $inc_by
 	 * @return	integer
 	 */
 	public function insert_id($generator_name, $inc_by=0)
diff --git a/system/database/drivers/interbase/interbase_forge.php b/system/database/drivers/interbase/interbase_forge.php
index b8ea6a0..023d278 100644
--- a/system/database/drivers/interbase/interbase_forge.php
+++ b/system/database/drivers/interbase/interbase_forge.php
@@ -82,7 +82,7 @@
 		$sql .= $this->db->protect_identifiers($table)."(";
 		$current_field_count = 0;
 
-		foreach ($fields as $field=>$attributes)
+		foreach ($fields as $field => $attributes)
 		{
 			// Numeric field names aren't allowed in databases, so if the key is
 			// numeric, we know it was assigned by PHP and the developer manually
diff --git a/system/database/drivers/interbase/interbase_result.php b/system/database/drivers/interbase/interbase_result.php
index be9cb65..4b15eee 100644
--- a/system/database/drivers/interbase/interbase_result.php
+++ b/system/database/drivers/interbase/interbase_result.php
@@ -265,7 +265,7 @@
 		{
 			foreach ($this->result_object as $obj)
 			{
-				$this->result_array[] = (array)$obj;
+				$this->result_array[] = (array) $obj;
 			}
 		
 			return $this->result_array;