startAnglePanel.addOnCurrentRow(dstreestart, 3, true, true, true);
GridBagPanel eunitPanel = new GridBagPanel();
eunitPanel.addOnCurrentRow(lunitend);
eunitPanel.addOnCurrentRow(rbdegend);
eunitPanel.addOnCurrentRow(rbradend);
eunitPanel.carriageReturn();
endAnglePanel.addOnCurrentRow(eunitPanel, 1, false, false, true);
endAnglePanel.addOnCurrentRow(rbfixedend);
endAnglePanel.addOnCurrentRow(nfend, 2, true, false, true);
endAnglePanel.addOnCurrentRow(rbsourceend, 3);
endAnglePanel.carriageReturn();