diff --git a/scriptcontainer.cpp b/scriptcontainer.cpp
index 84b7280..5c4bfa4 100644
--- a/scriptcontainer.cpp
+++ b/scriptcontainer.cpp
@@ -1,14 +1,12 @@
-#include "scriptcontainer.h"
-
 #include <QJSValueIterator>
 #include <QDebug>
 
-ScriptContainer::ScriptContainer()
-{
-    fileName = QString();
-    filePath = QString();
-    scriptText = QString();
+#include "scriptcontainer.h"
+#include "connections/canconmanager.h"
 
+ScriptContainer::ScriptContainer(QString& pConName):
+    mConName(pConName)
+{
     connect(&timer, SIGNAL(timeout()), this, SLOT(tick()));
 }
 
@@ -68,6 +66,25 @@ void ScriptContainer::setFilter(QJSValue id, QJSValue mask, QJSValue bus)
     CANFilter filter;
     filter.setFilter(idVal, maskVal, busVal);
     filters.append(filter);
+
+    qDebug() << "FIXME setFilter";
+    CANConnection* conn_p = CANConManager::getInstance()->getByName(mConName);
+    if(conn_p)
+    {
+        for(int i=0 ; i<conn_p->getNumBuses() ; i++)
+        {
+            QVector<CANFlt> fltrs;
+            foreach(const CANFilter& flt, filters)
+            {
+                if(flt.bus==i) {
+                    fltrs.append({flt.ID, flt.mask, true});
+                }
+            }
+
+            if(fltrs.size())
+                conn_p->setFilters(i, fltrs, false);
+        }
+    }
 }
 
 void ScriptContainer::setTickInterval(QJSValue interval)
@@ -86,6 +103,14 @@ void ScriptContainer::clearFilters()
 {
     qDebug() << "Called clear filters";
     filters.clear();
+
+    qDebug() << "FIXME clearFilters";
+    CANConnection* conn_p = CANConManager::getInstance()->getByName(mConName);
+    if(conn_p)
+    {
+        for(int i=0 ; i<conn_p->getNumBuses() ; i++)
+            conn_p->setFilters(i, QVector<CANFlt>(), false);
+    }
 }
 
 void ScriptContainer::sendFrame(QJSValue bus, QJSValue id, QJSValue length, QJSValue data)
@@ -109,8 +134,10 @@ void ScriptContainer::sendFrame(QJSValue bus, QJSValue id, QJSValue length, QJSV
 
     if (frame.ID > 0x7FF) frame.extended = true;
 
-    //qDebug() << "Sending frame from script";
-    emit sendCANFrame(&frame);
+    qDebug() << "sending frame from script";
+    CANConnection* conn_p = CANConManager::getInstance()->getByName(mConName);
+    if(conn_p)
+        conn_p->sendFrame(frame);
 }
 
 void ScriptContainer::gotFrame(const CANFrame &frame)
diff --git a/scriptcontainer.h b/scriptcontainer.h
index fd4b33d..75caec2 100644
--- a/scriptcontainer.h
+++ b/scriptcontainer.h
@@ -13,12 +13,13 @@ class ScriptContainer : public QObject
     Q_OBJECT
 
 public:
-    ScriptContainer();
+    ScriptContainer(QString&);
     void gotFrame(const CANFrame &frame);
 
     QString fileName;
     QString filePath;
     QString scriptText;
+    QString mConName;
 
 public slots:
     void compileScript();
diff --git a/scriptingwindow.cpp b/scriptingwindow.cpp
index 19ab11d..58115dd 100644
--- a/scriptingwindow.cpp
+++ b/scriptingwindow.cpp
@@ -3,9 +3,10 @@
 
 #include <QFile>
 #include <QFileDialog>
+#include <QSettings>
 #include <Qsci/qscilexerjavascript.h>
 
-#include "mainwindow.h"
+#include "connections/canconmanager.h"
 
 ScriptingWindow::ScriptingWindow(const QVector<CANFrame> *frames, QWidget *parent) :
     QDialog(parent),
@@ -23,7 +24,8 @@ ScriptingWindow::ScriptingWindow(const QVector<CANFrame> *frames, QWidget *paren
     connect(ui->btnRemoveScript, &QAbstractButton::pressed, this, &ScriptingWindow::deleteCurrentScript);
     connect(ui->btnRevertScript, &QAbstractButton::pressed, this, &ScriptingWindow::revertScript);
     connect(ui->btnSaveScript, &QAbstractButton::pressed, this, &ScriptingWindow::saveScript);
-    connect(MainWindow::getReference(), &MainWindow::framesUpdated, this, &ScriptingWindow::updatedFrames);
+
+    connect(CANConManager::getInstance(), &CANConManager::framesReceived, this, &ScriptingWindow::newFrames);
 
     ui->txtScriptSource->setLexer(new QsciLexerJavaScript(ui->txtScriptSource));
 }
@@ -33,27 +35,22 @@ ScriptingWindow::~ScriptingWindow()
     delete ui;
 }
 
-void ScriptingWindow::updatedFrames(int numFrames)
+
+void ScriptingWindow::newFrames(const CANConnection* pConn, const QVector<CANFrame>& pFrames)
 {
-    CANFrame thisFrame;
-    //-1 means all frames deleted and -2 means a full refresh, neither of which we care about here.
-    if (numFrames > 0)
+    /*FIXME: name of the probe and bus should be checked */
+    Q_UNUSED(pConn);
+
+    for (int j = 0; j < scripts.length(); j++)
     {
-        if (numFrames > modelFrames->count()) return;
-        qDebug() << "Got frames into script window: " << numFrames;
-        //for every new frame pass it on to each script container. The container will determine if it needs to actually
-        //notify the script and do that if applicable.
-        for (int i = modelFrames->count() - numFrames; i < modelFrames->count(); i++)
+        foreach(const CANFrame& frame, pFrames)
         {
-            thisFrame = modelFrames->at(i);
-            for (int j = 0; j < scripts.length(); j++)
-            {
-                scripts[j]->gotFrame(thisFrame);
-            }
+            scripts[j]->gotFrame(frame);
         }
     }
 }
 
+
 void ScriptingWindow::closeEvent(QCloseEvent *event)
 {
     Q_UNUSED(event);
@@ -115,13 +112,19 @@ void ScriptingWindow::loadNewScript()
                 QStringList fileList = filename.split('/');
                 QString justFileName = fileList[fileList.length() - 1];
                 ui->listLoadedScripts->addItem(justFileName);
-                container = new ScriptContainer();
+                /* get the first connection in the list for now */
+                qDebug() << "FIXME: connection is always the first in list";
+                QString portName;
+                QList<CANConnection*> list = CANConManager::getInstance()->getConnections();
+                if(!list.isEmpty())
+                    portName = list.first()->getPort();
+
+                container = new ScriptContainer(portName);
                 container->fileName = justFileName;
                 container->filePath = filename;
                 container->scriptText = contents;
                 container->setErrorWidget(ui->listErrors);
                 container->compileScript();
-                connect(container, &ScriptContainer::sendCANFrame, this, &ScriptingWindow::sendCANFrame);
                 scripts.append(container);
                 currentScript = container;
                 ui->txtScriptSource->setText(container->scriptText);
@@ -135,13 +138,17 @@ void ScriptingWindow::createNewScript()
 {
     ScriptContainer *container;
 
-    container = new ScriptContainer();
+    QString portName;
+    QList<CANConnection*> list = CANConManager::getInstance()->getConnections();
+    if(!list.isEmpty())
+        portName = list.first()->getPort();
+
+    container = new ScriptContainer(portName);
 
     container->fileName = "UNNAMED_" + QString::number((qrand() % 10000)) + ".js";
     container->filePath = QString();
     container->scriptText = QString();
     container->setErrorWidget(ui->listErrors);
-    connect(container, &ScriptContainer::sendCANFrame, this, &ScriptingWindow::sendCANFrame);
     scripts.append(container);
     ui->listLoadedScripts->addItem(container->fileName);
     currentScript = container;
diff --git a/scriptingwindow.h b/scriptingwindow.h
index 179e672..6713460 100644
--- a/scriptingwindow.h
+++ b/scriptingwindow.h
@@ -3,6 +3,7 @@
 
 #include "can_structs.h"
 #include "scriptcontainer.h"
+#include "connections/canconnection.h"
 
 #include <QDialog>
 #include <QJSEngine>
@@ -28,12 +29,7 @@ private slots:
     void saveScript();
     void revertScript();
     void recompileScript();
-    void updatedFrames(int);
-
-public slots:
-
-signals:
-    void sendCANFrame(const CANFrame *);
+    void newFrames(const CANConnection*, const QVector<CANFrame>&);
 
 private:
     void closeEvent(QCloseEvent *event);