function dynImgShowForm(context, image_type, index, del) {
  document.getElementById(context + '_form_delete').value = del;
  document.getElementById(context + '_form_image_type').value = image_type;
  document.getElementById(context + '_form_index').value = index;
  divs = document.getElementsByName(context + '_button');
  for (i=0; i<divs.length; i++) {
    divs[i].style.display='none';
    //divs[i].setAttribute('className', 'invisible');
  };
  if (!del) {
    document.getElementById(context + '_form_div').style.display='inline';
    //document.getElementById(context + '_form_div').setAttribute('className', 'visible'); 
    document.getElementById(context + '_' + image_type + '-' + index).src='../../dynimg/choose.png';
  } else {
    document.getElementById(context + '_' + image_type + '-' + index).src='../../dynimg/process.gif';
  }
  return false;
}

function dynImgBeforeSubmitForm(context) {
  document.getElementById(context + '_form_div').style.display='none';
  document.getElementById(context + '_info').style.display='inline';
/*  document.getElementById(context + '_info').setAttribute('class', 'visible'); 
  document.getElementById(context + '_info').setAttribute('className', 'visible'); */
  document.getElementById(context + '_' + document.getElementById(context + '_form_image_type').value + '-' + document.getElementById(context + '_form_index').value).src='../../dynimg/process.gif';
}

function dynImgFinish(context, parent_object_id) {
  document.getElementById(context + '_form_div').style.display='none';
  document.getElementById(context + '_info').style.display='none';
/*  document.getElementById(context + '_info').setAttribute('class', 'invisible'); 
  document.getElementById(context + '_info').setAttribute('className', 'invisible'); */
  image_type = document.getElementById(context + '_form_image_type').value
  index = document.getElementById(context + '_form_index').value
  top.document.getElementById(context + '_' + image_type + '-' + index).src='../show_image?variant=64&parent_id=' + parent_object_id + '&image_type=' + image_type + '&index=' + index + '&forcereload' + (new Date).getTime();
  divs = top.document.getElementsByName(context + '_button');
  for (i=0; i<divs.length; i++) {
    divs[i].style.display='inline';
    //divs[i].setAttribute('className', 'visible');
  };
}