HTMLEditorKit htmlkit = new HTMLEditorKit();
StyleSheet css = htmlkit.getStyleSheet();
if (css.getStyleSheets() == null) {
StyleSheet css2 = new StyleSheet();
Font f = jLabel1.getFont();
css2.addRule(new StringBuffer("body { font-size: ").append(f.getSize()) // NOI18N
.append("; font-family: ").append(f.getName()).append("; }").toString()); // NOI18N
css2.addStyleSheet(css);
htmlkit.setStyleSheet(css2);
}
jTextPane1.setEditorKit(htmlkit);