function validate_form(thisform)
{


with (thisform)
	{
 				
  if (Fullname.value==null||trim(Fullname.value)==""
  ||Fullname.value=="->...indicar nombre completo" 
  ||Fullname.value=="->...indiquer nom et prénom" 
  ||Fullname.value=="->...add your full name here" 
  || validateCountWords(trim(Fullname.value))<2)
 		{alert("Indica tu nombre y apellido!\nYour name and surname, please!\nVeuillez indiquer votre nom et prénom SVP!");Fullname.focus();return false;} 		
  if (City.value==null||trim(City.value)==""
  ||City.value=="Ciudad"
  ||City.value=="Ville"
  ||City.value=="City"  
  )
		{alert("Indica tu ciudad o población!\nYour city please!\nVeuillez indiquer votre ville SVP!");City.focus();return false;} 	
	if (cook.value >= 3)
		{alert("Demasiados intentos de firma.\nToo many attempts.\nTrop d'essais.");}	
	if (PersonalID.value=="Nº Identidad") {	PersonalID.value=""}	
	}  
}


function validateCountWords(field){
	return field.split(' ').length;
}

function trim (str) {
	return str.replace(/^\s\s*/, '').replace(/\s\s*$/, '');
}