s += ".IP \\(bu\n" + blockXmlToNroff(liNode.childNodes, ".IP")
elif (liNode.nodeType != node.TEXT_NODE
or not liNode.data.isspace()):
s += ".IP \\(bu\n" + blockXmlToNroff(liNode.childNodes, ".IP")
elif (liNode.nodeType != node.TEXT_NODE
or not liNode.data.isspace()):