function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit)
field.value = field.value.substring(0, maxlimit);
else
countfield.value = maxlimit - field.value.length;
}

function form_visible(){
var el = document.getElementById('sf');
if(el.style.display == 'inline'){
el.style.display = 'none';
}else{
el.style.display = 'inline';
}
}
var shows = 0;
var lc;
var i;
var image;
var ny;

function show(star_img,rnid) 
{
if (shows){
if(rnid==lc){
return;
}
}

for (i=1; i<=star_img; i++) {
image =  'qw'+rnid + i;
ny = document.getElementById(image);
ny.src="http://www.urbecom.com/extensions/include/ficha_productos/comentarios/images/star-amar.png";
if(i=='1'){
document.getElementById('t0').innerHTML="Malo";
}
else if(i=='2'){
document.getElementById('t0').innerHTML="Regular";
}
else if(i=='3'){
document.getElementById('t0').innerHTML="Bueno";
}
else if(i=='4'){
document.getElementById('t0').innerHTML="Muy Bueno";
}
else if(i=='5'){
document.getElementById('t0').innerHTML="Excelente";
}
}
}

function noshow(star_img,rnid)
{
if (shows){
if(rnid==lc){
return;
}
}
for (i=1; i<=star_img; i++) {
image = 'qw'+rnid + i;
ny = document.getElementById(image);
ny.src="http://www.urbecom.com/extensions/include/ficha_productos/comentarios/images/star-blank.png";
document.getElementById('t0').innerHTML="&nbsp;";
}
}

function mark(star_img,rid)
{
if (shows){
if(rid==lc){
return;
}
}
show(star_img,rid);
shows = 1;
lc=rid;
var n = document.getElementById('n'+rid);
var b = document.getElementById('t0');
if(star_img=='1'){
document.getElementById('t0').innerHTML="Malo";
document.getElementById('rat').value="1";
}
else if(star_img=='2'){
document.getElementById('t0').innerHTML="Regular";
document.getElementById('rat').value="2";
}
else if(star_img=='3'){
document.getElementById('t0').innerHTML="Bueno";
document.getElementById('rat').value="3";
}
else if(star_img=='4'){
document.getElementById('t0').innerHTML="Muy Bueno";
document.getElementById('rat').value="4";
}
else if(star_img=='5'){
document.getElementById('t0').innerHTML="Excelente";
document.getElementById('rat').value="5";
}
}

function showform(raid){
document.write("<table width=\"100%\" border=\"0\"><tr><td width=\"100\"><span>");
for (var i=1; i<=5; i++) {
document.write("<img src=\"http://www.urbecom.com/extensions/include/ficha_productos/comentarios/images/star-blank.png\" id=qw"+raid+i+" onmouseover=\"show("+i+","+raid+")\" onmouseout=\"noshow("+i+","+raid+")\" onclick=\"mark("+i+","+raid+")\">");
}
document.write("</span></td><td align=\"left\"><span id=\"t0\">Seleccione un rango</span></td></tr></tr></table><input type=\"hidden\" id=\"rat\" name=\"rating\">");
}