whole_func_string: function(node) {
  			return (this.hasTagsInContent(node) && this.isBlock(node)) 
  				|| _.any(node.children, function(child) {
  					return this.isBlock(child);
  				}, this);
  		}
func_code_string: function(node) {
  			return (this.hasTagsInContent(node) && this.isBlock(node)) 
  				|| _.any(node.children, function(child) {
  					return this.isBlock(child);
  				}, this);
  		}
func_documentation_string: Test if current element contains block-level children
  @param {AbbreviationNode} node
  @return {Boolean}