g1= new Image();
g1.src = "images/Agu.jpg";
g2 = new Image();
g2.src = "images/petrolss.jpg";
g3 = new Image();
g3.src = "images/petrolts.jpg";
g4 = new Image();
g4.src = "images/petroltstf.jpg";
g5 = new Image();
g5.src = "images/dieseltstf.jpg";




function SwapImage(imageID,ImageVar) {
  	document.images[imageID].src=eval(ImageVar + ".src");
}
function Preload_Images() {
	var Images_Used = new
	Array ('images/Agu.jpg',
		   'images/petrolss.jpg',
		   'images/petrolts.jpg',
		   'images/petroltstf.jpg',
		   'images/dieseltstf.jpg');
	Loop_Pre_Load(Images_Used);
}
function Loop_Pre_Load(Images_Used_Array)
{
	for (var loop = 0; loop < Images_Used_Array.length; loop++)
	{
	var an_image = new Image();
	an_image.src = Images_Used_Array[loop];
	}
}