//for the our energy our future graphics
function OurEnergy()
{
  var max_size = 4;
  var current_pic = 1;

  function changePic()
  {
	//increase the size
	current_pic = current_pic + 1;
	if(current_pic > max_size)
	{
		current_pic = 1;
	}
	//change the current picture
	$('our_energy_our_future').innerHTML = '<img src="images/our_energy_our_future/pic' + current_pic + '.jpg">';
  }

  function loadImage(){
	$('our_energy_our_future').innerHTML = '<div align="center" style="height:83px;vertical-align:middle;"><img src="images/loading.gif"></div>'; 
	
	setTimeout(changePic,1000);
  }
  
  this.startRotate = function()
  {
    setInterval(changePic, 5000);
  }
}