String editorArea = layout.getEditorArea();
layout.setEditorAreaVisible(true);
layout.setFixed(false);
IFolderLayout left = layout.createFolder("left", IPageLayout.LEFT, 0.35f, editorArea); //$NON-NLS-1$
left.addView(PerspectiveSwitcherView.ID);
left.addView(MemberSearchView.ID);