function validate_search_form(thisform)
{
with (thisform)
{

if(varsta1.value > varsta2.value){
   var aux = varsta1.value;
   varsta1.value = varsta2.value;
   varsta2.value = aux;
}

if(inaltime1.value > inaltime2.value){
   var aux = inaltime1.value;
   inaltime1.value = inaltime2.value;
   inaltime2.value = aux;
}

if(greutate1.value > greutate2.value){
   var aux = greutate1.value;
   greutate1.value = greutate2.value;
   greutate2.value = aux;
}


}
}

function isNumberKey(evt)
{
   var charCode = (evt.which) ? evt.which : event.keyCode
   if (charCode > 31 && (charCode < 48 || charCode > 57)) return false;
   return true;
   
}