function showDetails(/*String*/ id){
  document.getElementById(id).style.display = "block";
}
function hideDetails(/*String*/ id){
  document.getElementById(id).style.display = "none";
}
function opwin(address, params) {
  window.open(address,"popup",params)
}

/* Focus-/Blur-Anweisungen und Klassenänderung für hints in Formularfeldern */
function doFocus(/*control*/ control, /*string*/ initialValue, /*string*/ hintClass)
{
  if(control.value == initialValue) 
  {
    control.value = ''; 
    control.className = control.className.substring(0, control.className.length - hintClass.length - 1);
  }
}
function doBlur(/*control*/ control, /*string*/ initialValue, /*string*/ hintClass)
{
  if(control.value == '') 
  {
    control.value = initialValue;
    control.className += ' ' + hintClass;
  }
}