document.write('<script type="text/javascript">');
document.write('function calcularCostos(metodo,costo_curso,numero_participantes){');
document.write('if(metodo != "PromoBanamex"){');
document.write('var el_total=0;');
document.write('var descuento = Number(costo_curso);');
document.write('for(var i=1; i<=numero_participantes; i++){');
document.write('if(i >= 2){');
document.write('descuento = costo_curso - (costo_curso*.02)');
document.write('}');
document.write('var el_total=Number(el_total)+descuento;');
document.write('}');
document.write('if(-36 >= 14 && -36 < 20){');
document.write('el_total = el_total - (el_total*.05)');
document.write('}');
document.write('if(-36 >= 20 && -36 < 35){');
document.write('el_total = el_total - (el_total*.10)');
document.write('}');
document.write('if(-36 >= 35){');
document.write('el_total = el_total - (el_total*.15)');
document.write('}');
document.write("var el_total_formateado = formatoNumero(el_total,2,',','.','','','-','');");
document.write('document.getElementById("total_pagar").innerHTML = el_total_formateado;');
document.write('document.getElementById("total_a_pagar").value = el_total_formateado;');
document.write('if(-36 < 14){');
document.write('document.getElementById("iva_descuentos").innerHTML = "Este costo incluye I.V.A.";');
document.write('}else{');
document.write('document.getElementById("iva_descuentos").innerHTML = "Este costo incluye I.V.A. y un descuento especial por pronto pago";');
document.write('}');
document.write('}');
document.write('}');
document.write('function formatoNumero(num,dec,thou,pnt,curr1,curr2,n1,n2){');
document.write('var x = Math.round(num * Math.pow(10,dec));');
document.write("if (x >= 0) n1=n2='';");
document.write("var y = (''+Math.abs(x)).split('');");
document.write("var z = y.length - dec;");
document.write("if (z<0) z--; for(var i = z; i < 0; i++) y.unshift('0');");
document.write("y.splice(z, 0, pnt);");
document.write("if(y[0] == pnt) y.unshift('0');");
document.write("while (z > 3){");
document.write("z-=3; y.splice(z,0,thou);");
document.write("}");
document.write("var r = curr1+n1+y.join('')+n2+curr2;");
document.write("return r;");
document.write('}');
document.write('</script>');