- ui.lLeftButton->setFont(QFont("Helvetica", fsize));
- ui.lRightButton->setFont(QFont("Helvetica", fsize));
+// ui.lLeftButton->setFont(QFont("Helvetica", fsize));
+// ui.lRightButton->setFont(QFont("Helvetica", fsize));
+ ui.lLeftButton->setFont(QFont("Verdana", fsize));
+ ui.lRightButton->setFont(QFont("Verdana", fsize));