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When your XSLT processor is processing one node of your source tree , and you want to get something from another node , you can use an XPath expression and an xsl : value-of instruction . The goal is to provide insight into the methods used by American lawyers in dealing with legal questions and an introduction to the structural and substantive legal framework within which American lawyers operate . She could n't tell what station she was listening to but recalls hearing commercials and an announcer 's voice . After healing , the epidermis may appear flattened with a proliferation of fibroblasts within the connective-tissue stroma and an absence of adnexal structures .