diff --git a/microsim/helpbrowser.cpp b/microsim/helpbrowser.cpp
index d211df3..b07e4e8 100755
--- a/microsim/helpbrowser.cpp
+++ b/microsim/helpbrowser.cpp
@@ -69,9 +69,9 @@ HelpBrowser::HelpBrowser( const QString& home_, const QString& _path,
     file->insertItem( tr("E&xit"), this, SLOT( close() ), CTRL+Key_X );
 
     // The same three icons are used twice each.
-    QIconSet icon_back( QPixmap("images/back.png" ) );
-    QIconSet icon_forward( QPixmap("images/forward.png") );
-    QIconSet icon_home( QPixmap("images/gohome.png") );
+    QIconSet icon_back( QPixmap(APPSDIR "images/back.png" ) );
+    QIconSet icon_forward( QPixmap(APPSDIR "images/forward.png") );
+    QIconSet icon_home( QPixmap(APPSDIR "images/gohome.png") );
 
     QPopupMenu* go = new QPopupMenu( this );
     backwardId = go->insertItem( icon_back,
diff --git a/microsim/helpwindow.ui.h b/microsim/helpwindow.ui.h
index 45a81c3..2fbcc14 100755
--- a/microsim/helpwindow.ui.h
+++ b/microsim/helpwindow.ui.h
@@ -48,7 +48,7 @@ void HelpWindow::fileExit()
 
 void HelpWindow::setPage(QString str)
 {
-     str = QDir("../documentation/index.htm").absPath();
+     str = QDir(APPSDIR "documentation/index.htm").absPath();
      mainBrowser->setSource(str);   
 }
 
@@ -58,6 +58,6 @@ void HelpWindow::init()
     mainBrowser->setFrameStyle( QFrame::Panel | QFrame::Sunken );
     //setCentralWidget(mainBrowser);
     QString path;
-    path = QDir("../documentation/index.htm").absPath();
+    path = QDir(APPSDIR "documentation/index.htm").absPath();
     mainBrowser->setSource(path);
 }
diff --git a/microsim/microsim.ui.h b/microsim/microsim.ui.h
index ffb870d..e159a85 100755
--- a/microsim/microsim.ui.h
+++ b/microsim/microsim.ui.h
@@ -433,7 +433,7 @@ void MicroSim::init()
     pinDialog = new PinDialog(this);
     pinDialog->setCPU(cpu);
     QString home;
-    home = QDir("documentation/index.htm").absPath();
+    home = QDir(APPSDIR "documentation/index.htm").absPath();
     helpBrowser = new HelpBrowser(home, "./", 0, "help viewer");
     
     //thread = new MyThread(cpu);