public java.awt.Component getGUI() {
JCheckBox showCGCheck, showTLMCheck, showJOGCheck, showTPCCheck, showONCCheck, showJNCCheck, showGNCCheck, showCIB10Check, showCIB5Check, showMISCCheck;
showCGCheck = new JCheckBox("Show City Graphic Coverage", showCG);
showCGCheck.setActionCommand(showCGCommand);
showCGCheck.addActionListener(this);
showCGCheck.setForeground(CGColor);
showTLMCheck = new JCheckBox("Show TLM (1:50k) Coverage", showTLM);
showTLMCheck.setActionCommand(showTLMCommand);
showTLMCheck.addActionListener(this);