public String toTarget(Translator translator, Symbol symbol) {
HtmlTag table = new HtmlTag("table");
table.addAttribute("class", "hash_table");
for (Symbol child: symbol.getChildren()) {
HtmlTag row = new HtmlTag("tr");
row.addAttribute("class", "hash_row");
table.add(row);
for (int i = 0; i < 2; i++) {
String body = translator.translate(child.childAt(i));
HtmlTag cell = new HtmlTag("td", body.trim());
cell.addAttribute("class", cellClasses[i]);