diff --git a/src/qt/bitcoingui.cpp b/src/qt/bitcoingui.cpp
index a8cb6b37a..9cce58bee 100755
--- a/src/qt/bitcoingui.cpp
+++ b/src/qt/bitcoingui.cpp
@@ -72,12 +72,16 @@ BitcoinGUI::BitcoinGUI(bool fIsTestnet, QWidget *parent) :
     prevBlocks(0),
     spinnerFrame(0)
 {
-    /* Open default CSS */
+    /* Open CSS when configured */
+    QSettings settings;
+    QString theme = settings.value("theme", "").toString();
+    if(!theme.isEmpty()){
     // QFile qFile(":/css/drkblue");
-    QFile qFile("drkblue.css"); // for development only
-    if (qFile.open(QFile::ReadOnly)) {
-      QString styleSheet = QLatin1String(qFile.readAll());
-      this->setStyleSheet(styleSheet);
+        QFile qFile(theme); // for development only
+        if (qFile.open(QFile::ReadOnly)) {
+            QString styleSheet = QLatin1String(qFile.readAll());
+            this->setStyleSheet(styleSheet);
+        }
     }
     
     GUIUtil::restoreWindowGeometry("nWindow", QSize(850, 550), this);
diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp
old mode 100644
new mode 100755
index 232758859..40f397ec3
--- a/src/qt/coincontroldialog.cpp
+++ b/src/qt/coincontroldialog.cpp
@@ -24,6 +24,7 @@
 #include <QDialogButtonBox>
 #include <QFlags>
 #include <QIcon>
+#include <QSettings>
 #include <QString>
 #include <QTreeWidget>
 #include <QTreeWidgetItem>
@@ -38,12 +39,17 @@ CoinControlDialog::CoinControlDialog(QWidget *parent) :
     model(0)
 {
     ui->setupUi(this);
-    /* Open default CSS */
+    
+    /* Open CSS when configured */
+    QSettings settings;
+    QString theme = settings.value("theme", "").toString();
+    if(!theme.isEmpty()){
     // QFile qFile(":/css/drkblue");
-    QFile qFile("drkblue.css"); // for development only
-    if (qFile.open(QFile::ReadOnly)) {
-      QString styleSheet = QLatin1String(qFile.readAll());
-      this->setStyleSheet(styleSheet);
+        QFile qFile(theme); // for development only
+        if (qFile.open(QFile::ReadOnly)) {
+            QString styleSheet = QLatin1String(qFile.readAll());
+            this->setStyleSheet(styleSheet);
+        }
     }
 
     // context menu actions
diff --git a/src/qt/forms/optionsdialog.ui b/src/qt/forms/optionsdialog.ui
old mode 100644
new mode 100755
index 92fa0a344..883468f70
--- a/src/qt/forms/optionsdialog.ui
+++ b/src/qt/forms/optionsdialog.ui
@@ -482,6 +482,20 @@
        <string>&amp;Display</string>
       </attribute>
       <layout class="QVBoxLayout" name="verticalLayout_Display">
+       <item>
+        <layout class="QHBoxLayout" name="horizontalLayout_4_Display" stretch="0,0">
+         <item>
+          <widget class="QLabel" name="themeLabel">
+           <property name="text">
+            <string>User Interface Theme:</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QValueComboBox" name="theme"/>
+         </item>
+        </layout>
+       </item>
        <item>
         <layout class="QHBoxLayout" name="horizontalLayout_1_Display">
          <item>
@@ -531,7 +545,7 @@ https://www.transifex.com/projects/p/darkcoin/</string>
           <bool>true</bool>
          </property>
          <property name="textInteractionFlags">
-          <set>Qt::LinksAccessibleByKeyboard|Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
+          <set>Qt::TextBrowserInteraction</set>
          </property>
         </widget>
        </item>
@@ -601,7 +615,7 @@ https://www.transifex.com/projects/p/darkcoin/</string>
         </layout>
        </item>
        <item>
-        <spacer name="verticalSpacer_Display">
+        <spacer name="verticalSpacer">
          <property name="orientation">
           <enum>Qt::Vertical</enum>
          </property>
diff --git a/src/qt/optionsdialog.cpp b/src/qt/optionsdialog.cpp
old mode 100644
new mode 100755
index 5ee033921..6b649a507
--- a/src/qt/optionsdialog.cpp
+++ b/src/qt/optionsdialog.cpp
@@ -69,6 +69,12 @@ OptionsDialog::OptionsDialog(QWidget *parent) :
 #endif
 
     /* Display elements init */
+    
+    /* Theme selector */
+    ui->theme->addItem(QString("(") + tr("default") + QString(")"), QVariant(""));
+    ui->theme->addItem(QString("DRK-blue"), QVariant("drkblue.css")); // ToDo: remove .css when we finally use resources
+    
+    /* Language selector */
     QDir translations(":translations");
     ui->lang->addItem(QString("(") + tr("default") + QString(")"), QVariant(""));
     foreach(const QString &langStr, translations.entryList())
@@ -154,6 +160,7 @@ void OptionsDialog::setModel(OptionsModel *model)
     /* Network */
     connect(ui->connectSocks, SIGNAL(clicked(bool)), this, SLOT(showRestartWarning()));
     /* Display */
+    connect(ui->theme, SIGNAL(valueChanged()), this, SLOT(showRestartWarning()));
     connect(ui->lang, SIGNAL(valueChanged()), this, SLOT(showRestartWarning()));
     connect(ui->thirdPartyTxUrls, SIGNAL(textChanged(const QString &)), this, SLOT(showRestartWarning()));
 }
@@ -185,6 +192,7 @@ void OptionsDialog::setMapper()
 #endif
 
     /* Display */
+    mapper->addMapping(ui->theme, OptionsModel::Theme);
     mapper->addMapping(ui->lang, OptionsModel::Language);
     mapper->addMapping(ui->unit, OptionsModel::DisplayUnit);
     mapper->addMapping(ui->displayAddresses, OptionsModel::DisplayAddresses);
diff --git a/src/qt/optionsmodel.cpp b/src/qt/optionsmodel.cpp
old mode 100644
new mode 100755
index 96276d3b4..97c317723
--- a/src/qt/optionsmodel.cpp
+++ b/src/qt/optionsmodel.cpp
@@ -138,6 +138,8 @@ void OptionsModel::Init()
         addOverriddenOption("-socks");
 
     // Display
+    if (!settings.contains("theme"))
+        settings.setValue("theme", "");
     if (!settings.contains("language"))
         settings.setValue("language", "");
     if (!SoftSetArg("-lang", settings.value("language").toString().toStdString()))
@@ -224,6 +226,8 @@ QVariant OptionsModel::data(const QModelIndex & index, int role) const
             return bDisplayAddresses;
         case ThirdPartyTxUrls:
             return strThirdPartyTxUrls;
+        case Theme:
+            return settings.value("theme");            
         case Language:
             return settings.value("language");
         case CoinControlFeatures:
@@ -336,6 +340,12 @@ bool OptionsModel::setData(const QModelIndex & index, const QVariant & value, in
                 setRestartRequired(true);
             }
             break;
+        case Theme:
+            if (settings.value("theme") != value) {
+                settings.setValue("theme", value);
+                setRestartRequired(true);
+            }
+            break;            
         case Language:
             if (settings.value("language") != value) {
                 settings.setValue("language", value);
diff --git a/src/qt/optionsmodel.h b/src/qt/optionsmodel.h
old mode 100644
new mode 100755
index 9d239f2df..f410c2c79
--- a/src/qt/optionsmodel.h
+++ b/src/qt/optionsmodel.h
@@ -37,6 +37,7 @@ public:
         DisplayUnit,            // BitcoinUnits::Unit
         DisplayAddresses,       // bool
         ThirdPartyTxUrls,       // QString
+        Theme,                  // QString        
         Language,               // QString
         CoinControlFeatures,    // bool
         ThreadsScriptVerif,     // int