algo asi ?
Código HTML:
Ver original<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /> <script type="text/javascript"> function appendCountry(country) {
var elTextarea = document.getElementById("el-textarea");
elTextarea.value += country;
}
<img src="http://static.ajedrezweb.net/app/img/chess/flags/ES.png" onclick="javascript:appendCountry('&españa;');" style="cursor:pointer;"/> <img src="http://static.ajedrezweb.net/app/img/chess/flags/AR.png" onclick="javascript:appendCountry('&argentina;');" style="cursor:pointer;"/>