<!--
  
function validar(form) {

if ((form.firstname.value == null) || (form.firstname.value=="")) {
 alert("Please enter your first name");
 form.firstname.focus();
 return false;
}

if ((form.surname.value == null) || (form.surname.value=="")) {
 alert("Please enter your Surname");
 form.surname.focus();
 return false;
}

if (!form.sex[0].checked && !form.sex[1].checked){
 alert("Please select your sex");
 return false;
}

if ((form.email.value == null) || (form.email.value=="") || (form.email.value.indexOf("@") == -1)) {
 alert("Please enter a valid address");
 form.email.focus();
 return false;
}	

op = form.country.selectedIndex;
opcion = form.country.options[op].value;
if (opcion=="Not Select") {
   alert('Please select your country');
   return false;
}

if ((form.message.value == null) || (form.message.value=="")) {
 alert("Please enter your message");
 form.message.focus();
 return false;
}

if ((form.answer.value == null) || (form.answer.value=="")) {
 alert("Please enter your Answer");
 form.answer.focus();
 return false;
}

return true;
}



{
<!-- Begin
// Set slideShowSpeed (milliseconds)
var slideShowSpeed = 2000;
// Duration of crossfade (seconds)
var crossFadeDuration = 3;
// Specify the image files
var Pic = new Array();
// to add more /images, just continue
// the pattern, adding to the array below

Pic[0] = '/images/spanish-peru.jpg'
Pic[1] = '/images/spanish-peru-2.jpg'
Pic[2] = '/images/spanish-peru-3.jpg'
Pic[3] = '/images/spanish-peru-4.jpg'

// do not edit anything below this line
var t;
var j = 0;
var p = Pic.length;
var preLoad = new Array();
for (i = 0; i < p; i++) {
preLoad[i] = new Image();
preLoad[i].src = Pic[i];
}
function runSlideShow() {
if (document.all) {
document.images.SlideShow.style.filter="blendTrans(duration=2)";
document.images.SlideShow.style.filter="blendTrans(duration=crossFadeDuration)";
document.images.SlideShow.filters.blendTrans.Apply();
}
document.images.SlideShow.src = preLoad[j].src;
if (document.all) {
document.images.SlideShow.filters.blendTrans.Play();
}
j = j + 1;
if (j > (p - 1)) j = 0;
t = setTimeout('runSlideShow()', slideShowSpeed);
}

}

// -->