function colouredmdfinit() {
   if (document.getElementById) {
      var framecontent=''+
      '<iframe name="installations" class="iframeleft" src="coloured-mdf/thumbnails.htm" '+
      'allowtransparency="true" frameborder="no"></iframe>'+
      '<div id="columnright400400">'+
      '</div>'

      document.getElementById('examplesdiv').innerHTML=framecontent

      document.getElementById('columnright400400').style.backgroundColor = '#000'
      document.getElementById('examplesdiv').style.display = 'block'
      document.getElementById('columnright400400').style.backgroundImage = "url(coloured-mdf/images/image-2.jpg)"
//      parent.frames['installations'].location.replace('coloured-mdf/thumbnails.htm')
   }
}