var wordsLength = 75;

function howDidHearOther(elm)
{
  var prt = elm.parentNode;
  try
  {
    prt.removeChild(oth);
  }
  catch(e){}

  var v = elm.options[elm.selectedIndex].value;
  if(v.toLowerCase() == 'others')
  {
    oth = document.createElement('input');
    oth.name = 'how_did_hear_other';
    prt.appendChild(oth);
  }
}

function countWords(elm, len)
{
  var words = elm.value.split(/[ ,\.!;:\n\?]/);
  var wordsNumber = 0;
  for(var i in words)
  {
    if(words[i].length > 0)
    {
      wordsNumber++;
    }
  }
  sp = document.getElementById(elm.id + '_words');
  sp.style.color = '#FF0000';
  sp.innerHTML = (len - wordsNumber);
}

function changeWordsLength(elm)
{
  if(elm.value == 3)
  {
    wordsLength = 150;
  }
  else
  {
    wordsLength = 75;
  }
  document.getElementById('business_description_words').innerHTML = wordsLength;
}

function changeListModel(elm)
{
  var sort = elm.options[elm.selectedIndex].value;
  document.location = sort;
}

function enableFile(elm)
{
  var v = elm.value;
  if(v > 0 && v < 3)
  {
    document.getElementById('photo1').disabled = false;
    for(var i = 2; i < 5; i++)
    {
      document.getElementById('photo' + i).disabled = true;
    }
  }
  else if(v == 3)
  {
    for(var i = 1; i < 5; i++)
    {
      document.getElementById('photo' + i).disabled = false;
    }
  }
  else
  {
    for(var i = 1; i < 5; i++)
    {
      document.getElementById('photo' + i).disabled = true;
    }
  }
}

function elmSelectAll(elm, targetName)
{
  if(targetName != 'category[]')  targetName = 'neighborhood[]';

  var targetElements = document.getElementsByName(targetName);
  if(elm.checked == true)
  {
    for(var i = 0, len = targetElements.length;  i < len; i++ )
    {
      targetElements[i].checked = true;
    }
  }
  else
  {
    for(var i = 0, len = targetElements.length;  i < len; i++ )
    {
      targetElements[i].checked = false;
    }
  }
}

function checkAll(field)
{
  for (i = 0; i < field.length; i++)
  field[i].checked = true ;
}

function checkAll2(field)
{
  for (i = 0; i < field.length; i++)
  field[i].checked = true ;
  document.this.submit();
}

function chSelectAllState(targetName, chId)
{
  if(targetName != 'category[]')  targetName = 'neighborhood[]';
  if(chId != 'category_select_all') chId = 'neighborhood_select_all';
  var targetElements = document.getElementsByName(targetName);
  for(var i = 0, len = targetElements.length;  i < len; i++ )
  {
    if(targetElements[i].checked == false)
    {
      document.getElementById(chId).checked = false;
      return;
    }
  }

  document.getElementById(chId).checked = true;
}

function openMap()
{
        var win = window.open("", "DOWNTOWN LA OPEN HOUSE 2008", "width=532, height=600");
        win.document.write("Gekki");
        win.document.close();
}