Append html with js

	var htmlCupon = "";
	htmlCupon += "<div id=\"MiCuponYujuTech\" class=\"divfondo\" >";
	htmlCupon += "<table cellpadding=\"0\" cellspacing=\"0\" border=\"0\">";
	htmlCupon += "<tr>";
	htmlCupon += "<td>";
	htmlCupon += "<a href=\"javascript:CerrarCupon();\" class=\"a-nodeseo\">";
	htmlCupon += "<img src=\"img/x.png\" class=\"img-cupon\" border=\"0\" />";
	htmlCupon += "<span class=\"txt-nodeseo\">NO DESEO ESTA RECOMPENSA</span>";
	htmlCupon += "</a>";
	htmlCupon += "</td>";
	htmlCupon += "</tr>";
	htmlCupon += "<tr>";
	htmlCupon += "<td>";
	htmlCupon += "<img src=\"" + urlImagen + "\" class=\"img-premio\" border=\"0\" />";
	htmlCupon += "</td>";
	htmlCupon += "</tr>";
	htmlCupon += "<tr>";
	htmlCupon += "<td class=\"celda-principal\">";
	htmlCupon += "<div class=\"contenedor-textos\">";
	htmlCupon += "<div class=\"txt-noauspicia\">";
	htmlCupon += textoNoAuspicia;
	htmlCupon += "</div>";
	htmlCupon += "</div>";