diff --git a/mod/survey/report.php b/mod/survey/report.php
index 36ef5338342..ace7e246780 100644
--- a/mod/survey/report.php
+++ b/mod/survey/report.php
@@ -21,7 +21,7 @@
 
     require_login($course->id, false);
     
-	$context = get_context_instance(CONTEXT_MODULE, $cm->id);
+    $context = get_context_instance(CONTEXT_MODULE, $cm->id);
     //has_capability('mod/survey:readresponses', $context->id, true);
 
     if (! $survey = get_record("survey", "id", $cm->instance)) {
@@ -86,7 +86,7 @@
         echo "&nbsp;&nbsp;&nbsp;&nbsp;<a href=\"report.php?action=questions&amp;id=$id\">$strquestions</a>";
         echo "&nbsp;&nbsp;&nbsp;&nbsp;<a href=\"report.php?action=students&amp;id=$id\">$course->students</a>";
         if (has_capability('mod/survey:download', $context->id)) {
-        	echo "&nbsp;&nbsp;&nbsp;&nbsp;<a href=\"report.php?action=download&amp;id=$id\">$strdownload</a>";
+            echo "&nbsp;&nbsp;&nbsp;&nbsp;<a href=\"report.php?action=download&amp;id=$id\">$strdownload</a>";
         }
         if (empty($action)) {
             $action = "summary";
@@ -95,8 +95,8 @@
         echo "<a href=\"report.php?action=questions&amp;id=$id\">$strquestions</a>";
         echo "&nbsp;&nbsp;&nbsp;&nbsp;<a href=\"report.php?action=students&amp;id=$id\">$course->students</a>";
         if (has_capability('mod/survey:download', $context->id)) {
-        	echo "&nbsp;&nbsp;&nbsp;&nbsp;<a href=\"report.php?action=download&amp;id=$id\">$strdownload</a>";
-		}
+            echo "&nbsp;&nbsp;&nbsp;&nbsp;<a href=\"report.php?action=download&amp;id=$id\">$strdownload</a>";
+        }
         if (empty($action)) {
             $action = "questions";
         }
@@ -408,7 +408,7 @@
          break;
 
       case "download":
-      	has_capability('mod/survey:download', $context->id, true);
+        has_capability('mod/survey:download', $context->id, true);
         print_heading($strdownload);
 
         echo '<p align="center">'.get_string("downloadinfo", "survey").'</p>';
diff --git a/mod/survey/save.php b/mod/survey/save.php
index e8a3944fd03..9f817c2ce6a 100644
--- a/mod/survey/save.php
+++ b/mod/survey/save.php
@@ -22,10 +22,10 @@
 
     require_login($course->id, false, $cm);
     
-	$context = get_context_instance(CONTEXT_MODULE, $cm->id);
+    $context = get_context_instance(CONTEXT_MODULE, $cm->id);
     has_capability('mod/survey:participate', $context->id, true);
     
-	if (! $survey = get_record("survey", "id", $cm->instance)) {
+    if (! $survey = get_record("survey", "id", $cm->instance)) {
         error("Survey ID was incorrect");
     }
 
diff --git a/mod/survey/view.php b/mod/survey/view.php
index 0ea2d35007a..43d2633f357 100644
--- a/mod/survey/view.php
+++ b/mod/survey/view.php
@@ -44,10 +44,10 @@
 
     //if (isteacheredit($course->id) or ($groupmode == VISIBLEGROUPS)) {
     if (has_capability('mod/survey:readresponses', $context->id) or ($groupmode == VISIBLEGROUPS)) {    
-	    $currentgroup = 0;
+        $currentgroup = 0;
     }
-	
-	if (isteacher($course->id)) {
+    
+    if (isteacher($course->id)) {
     //if (has_capability('mod/survey:readresponses', $context->id)) {
         $numusers = survey_count_responses($survey->id, $currentgroup);
         echo "<div class=\"reportlink\"><a href=\"report.php?id=$cm->id\">".