wffweb/src/main/java/com/webfirmframework/wffweb/tag/html/DocType.java
@Override
    public String toBigHtmlString() {
        if (prependDocType) {
            return new String((docTypeTag + "\n" + super.toBigHtmlString())
                    .getBytes(getCharset()), getCharset());
        }
        return super.toBigHtmlString();
    }
@Override
    public String toBigHtmlString() {
        if (prependDocType) {
            return new String((docTypeTag + "\n" + super.toBigHtmlString())
                    .getBytes(getCharset()), getCharset());
        }
        return super.toBigHtmlString();
    }
/*
(non-Javadoc)

@see com.webfirmframework.wffweb.tag.html.AbstractHtml#toBigHtmlString()