/*
 * call-seq:
 *  content=
 *
 * Set the content for this Node
 */
static VALUE set_content(VALUE self, VALUE content)
{
  xmlNodePtr node, child, next ;
  Data_Get_Struct(self, xmlNode, node);

  child = node->children;
  while (NULL != child) {
    next = child->next ;
    xmlUnlinkNode(child) ;
    NOKOGIRI_ROOT_NODE(child) ;
    child = next ;
  }

  xmlNodeSetContent(node, (xmlChar *)StringValuePtr(content));
  return content;
}