public void setVariable(ElemVariable v)
  {

    if (null == m_topLevelVariables)
      m_topLevelVariables = new Vector();

    m_topLevelVariables.addElement(v);
  }
public void setVariable ( ElemVariable v ) { if ( null == m_topLevelVariables ) m_topLevelVariables = new Vector ( ) ; m_topLevelVariables . addElement ( v ) ; }
Set the "xsl:variable" property.
@see <a href="http://www.w3.org/TR/xslt#top-level-variables">top-level-variables in XSLT Specification</a>

@param v ElemVariable object to add to list of top level variables