[svn r12902] fix a bug when uploading pictures

main/auth/profile.php

@@ -1,5 +1,5 @@
 <?php
-// $Id: profile.php 12658 2007-06-19 22:17:19Z yannoo $
+// $Id: profile.php 12902 2007-08-29 14:01:44Z elixir_inter $
 /*
 ==============================================================================
 	Dokeos - elearning and course management software
@@ -353,11 +353,12 @@ function upload_user_image($user_id)
 	$temp = new image($_FILES['picture']['tmp_name']);
 	$picture_infos=getimagesize($_FILES['picture']['tmp_name']);
 	$thumbwidth = IMAGE_THUMBNAIL_WIDTH;
-	if(empty($thumbwidth) or $thumbwidth=0)
+	if(empty($thumbwidth) or $thumbwidth==0)
 	{
 		$thumbwidth=100;
 	}
 	$new_height = round(($thumbwidth/$picture_infos[0])*$picture_infos[1]);
+	
 	$temp->resize($thumbwidth,$new_height,0);
 	$type=$picture_infos[2];