Make team chat its own control and use [U] key by default
Why [U] and not [Y]? Because [Y] is already occupied by Confirm.
#include <QApplication>
#include "mainform.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MyWindow *mainWin = new MyWindow;
mainWin->show();
return app.exec();
}