if (document.images)
{
  sloganpic1 = new Image(150,82);
  sloganpic1.src = 'img/slogan_vlaai_high.gif';

  sloganpic2 = new Image(150,84);
  sloganpic2.src = 'img/slogan_duurzaam_high.gif';

  sloganpic3 = new Image(150,78);
  sloganpic3.src = 'img/slogan_molens_high.gif';

  sloganpic4 = new Image(150,61);
  sloganpic4.src = 'img/slogan_recepten_high.gif';

  sloganpic5 = new Image(150,81);
  sloganpic5.src = 'img/slogan_verhalen_high.gif';
}

function changeMenuImage(obj, effect)
{
	obj.src = obj.src.substr(0, obj.src.lastIndexOf('_')) + '_' + effect + '.gif';
}