code: public String linkRel() {
  		if (this.linkRel!=null) return this.linkRel;
  		
  		if (node.hasAttribute("rel")) return node.getAttribute("rel");
  		
  		//else 
  		return node.getName();
  	}
docs: the String name of the link relationship from this resource to the resource identified by the link
  
  @return Either the linkRel arg at construction, the value of the "rel" attribute, or the name of the node itself.