code: function(node, tagNames) {
  			for (var i = 0; i < tagNames.length; i++) {
  				if(node.getElementsByTagName){
  					var elements = node.getElementsByTagName(tagNames[i]);
  					while (elements[0]) {
  						elements[0].parentNode.removeChild(elements[0])
  					}
  				}
  			}
  			return node;
  		}
docs: removes all the descendant tags by name
  
  @param  {DOM Node} node
  @param  {Array} tagNames
  @return {DOM Node}