diff --git a/main/newscorm/scorm_api.php b/main/newscorm/scorm_api.php
index 51cd758af7..9cca7c4953 100644
--- a/main/newscorm/scorm_api.php
+++ b/main/newscorm/scorm_api.php
@@ -7,7 +7,7 @@
 	Copyright (c) Denes Nagy (darkden@freemail.hu)
 	
 	For a full list of contributors, see "credits.txt".
-	The full license can be read in "license.txt".
+	The full license can be read in "license.txt". 
 	
 	This program is free software; you can redistribute it and/or
 	modify it under the terms of the GNU General Public License
@@ -616,7 +616,7 @@ function LMSSetValue(param, val) {
 						return_value='true';
 						break;
 					case "student_response":
-						interactions[elem_id][5] = val;
+						interactions[elem_id][5] = ''+val;
 						logit_scorm("Interaction "+elem_id+"'s student_response updated",2);
 						return_value='true';
 						break;
@@ -1454,21 +1454,32 @@ function xajax_save_item_scorm(lms_lp_id, lms_user_id, lms_view_id, lms_item_id,
 			is_interactions='false';
 		}
 	}
-		 
+ 
+ 
  if (is_interactions=='true')  {
-         interact_string = '';
+        interact_string = '';
+  		temp = '';
         for (i in interactions){
+        	
         	interact_string += '&interact['+i+']=';
             interact_temp = '[';
-            for (j in interactions[i]) {
-            	interact_temp += interactions[i][j]+',';
+            for (j in interactions[i]) {            	
+            	temp = interactions[i][j];
+            	temp = ''+temp; // if temp == 1 there are problems with indexOf and an integer number
+            	//this fix when an interaction have ',' i.e:             	
+				while(temp.indexOf(',') >= 0){				
+					temp = temp.replace(',','@@');					
+				};
+            	interact_temp +=temp+','; 
             }
             interact_temp = interact_temp.substr(0,(interact_temp.length-2)) + ']';
-            interact_string += encodeURIComponent(interact_temp);
+          //  interact_string += encodeURIComponent(interact_temp);
+          
+      	
+           interact_string += interact_temp;        
         }
-        //interact_string = encodeURIComponent(interact_string.substr(0,(interact_string.length-1)));
-        
-        params += interact_string;	
+        //interact_string = encodeURIComponent(interact_string.substr(0,(interact_string.length-1)));         
+        params += interact_string;               
         is_interactions='false';
  }