diff --git a/GUI/extenwindow.ui b/GUI/extenwindow.ui
index 7ae493f..b1ae569 100644
--- a/GUI/extenwindow.ui
+++ b/GUI/extenwindow.ui
@@ -16,26 +16,6 @@
   <property name="windowTitle">
    <string>Extensions</string>
   </property>
-   <property name="styleSheet">
-     <string notr="true">
-       QObject
-       {
-       font: 10pt &quot;MS Shell Dlg 2&quot;;
-       }
-       #textOutput
-       {
-       font: 13pt &quot;MS Shell Dlg 2&quot;;
-       }
-       QPushButton, QComboBox
-       {
-       padding-top: 3px;
-       padding-bottom: 3px;
-       padding-right: 5px;
-       padding-left: 5px;
-       text-align: left;
-       }
-     </string>
-   </property>
   <widget class="QWidget" name="centralWidget">
    <layout class="QHBoxLayout" name="horizontalLayout">
     <item>
diff --git a/GUI/mainwindow.cpp b/GUI/mainwindow.cpp
index 129f10c..a352158 100644
--- a/GUI/mainwindow.cpp
+++ b/GUI/mainwindow.cpp
@@ -8,7 +8,7 @@
 MainWindow::MainWindow(QWidget *parent) :
 	QMainWindow(parent),
 	ui(new Ui::MainWindow),
-	extenWindow(new ExtenWindow)
+	extenWindow(new ExtenWindow(this))
 {
 	ui->setupUi(this);