fontStyles = new Array('td_small','td_norm','td_big');
fontSize   = 1;

function increaseFontSize(cID)
{ 
  if (fontSize < (fontStyles.length - 1)) fontSize++; else return;

  if (document.getElementsByName)
  {
    elements = document.getElementsByName(cID);

    for(i=0;i<elements.length;i++)
    {
      //headline?
      if (elements[i].className.substr(0,8) == 'headline')
      {
        hlSize = parseInt(elements[i].className.substr(elements[i].className.length-1,1)) - 1;

          //im stylesheet ist nur headline2 bis headline 6 definiert!
          if ((hlSize >= 2) && (hlSize <= 6)) elements[i].className = 'headline' + hlSize.toString();

      }
      else
      {
        //alert('increase--' + elements[i].className);
        elements[i].className = fontStyles[fontSize];
      }
    }

  }

}

function decreaseFontSize(cID)
{
  if (fontSize > 0) fontSize--; else return;

  if (document.getElementsByName)
  {
    elements = document.getElementsByName(cID);

    for(i=0;i<elements.length;i++)
    {
      //headline?
      if (elements[i].className.substr(0,8) == 'headline')
      {
        hlSize = parseInt(elements[i].className.substr(elements[i].className.length-1,1)) + 1;

          //im stylesheet ist nur headline2 bis headline 6 definiert!
          if ((hlSize >= 2) && (hlSize <= 6)) elements[i].className = 'headline' + hlSize.toString();

      }
      else
      {
        elements[i].className = fontStyles[fontSize];
      }
    }

  }

}

function zweispaltig()
{
  div         = document.getElementById('div_inhalt');
  div_parent  = document.getElementById('div_inhalt_parent');
  div2        = document.getElementById('div_inhalt_spalte2');
  div2_parent = document.getElementById('div_inhalt_spalte2_parent');

  div_parent.style.position = "absolute";
  div_parent.style.height = 100;

  div.style.top = 0;

  div2.innerHTML = div.innerHTML;
  //div2.innerHTML = "<b><h1>steffen</h1></b>";

  div2_parent.style.position = "absolute";
  div2_parent.style.height = 100;
  div2_parent.style.left = div_parent.offsetWidth;

  alert(div2_parent.style.left);

  div2_parent.style.border = "1px solid";

  div2_parent.style.top = 400;
  div2.style.top = -100;

  alert(div.offsetWidth);

  div_parent.style.border="1px solid";
}


function extractInt(cStr)
{
  cStr = cStr.slice(0,cStr.length-2);
  return parseInt(cStr)
}

function nextPage()
{
  div         = document.getElementById('div_inhalt');
  div2        = document.getElementById('div_inhalt_spalte2');

  div.style.top = extractInt(div.style.top) - 100;
  div2.style.top = extractInt(div2.style.top) - 100;
}