// central efects general page
function ef_start(i)
{
 fadeOpacity("img_"+i, 'rule1');
}

function ef_end(i)
{
 fadeOpacity.back("img_"+i);
}

function general_effects_page()
{
 var i=0, next_time=100;
 while (i<7)
 {
  i++;
  next_time=next_time+100;
  setTimeout("ef_start("+i+")",next_time);
  setTimeout("ef_end("+i+")",next_time*2);
 }
}
// -- end