diff --git a/admin/student_editor.php b/admin/student_editor.php
index 954397a2..4656daf0 100644
--- a/admin/student_editor.php
+++ b/admin/student_editor.php
@@ -95,10 +95,11 @@ if($_POST['action']=="save")
 				{
 					$schoolquery="";
 				}
-				else
-				{
+				else if($_POST['schools_id'][$x]) {
 					$schoolquery="schools_id='".mysql_escape_string(stripslashes($_POST['schools_id'][$x]))."', ";
 				}
+				else
+					$schoolquery="";
 
 
 				//UPDATE existing record