public function addLabel($caption, $style = "label-default", $leftSeparator = " ")
 {
     $label = new HtmlLabel("label-" . $this->identifier, $caption, $style);
     $label->wrap($leftSeparator);
     $this->addContent($label);
     return $this;
 }
 public function addLabel($caption, $style = "label-default", $leftSeparator = " ")
 {
     $label = new HtmlLabel("label-" . $this->identifier, $caption, $style);
     $this->content .= $leftSeparator . $label->compile();
     return $this;
 }