ejercicio06072017

dom_ejerc.js

nextNode = function(node) {
   
  //...Code goes here to walk to the next node...
  if(node.childNodes.length != 0)
  { 
    return node.firstChild;    
  }
  else if(node.childNodes.length == 0 && node.nextSibling != null)
  {
	return node.nextSibling;
  }  
  else if(node.nextSibling == null)
  { 
   
    while(node.parentNode.nextSibling == null)
    {	
      	node = node.parentNode;
    }
   	
    return node.parentNode.nextSibling;
    
  }
  else
  {
    return node;
  }
};