function preloader() 
{
image1= new Image(540,300);
image1.src="image_at1.jpg";

image2= new Image(540,300);
image2.src="image_at2.jpg";

image3= new Image(540,300);
image3.src="image_at3.jpg";

image4= new Image(540,300);
image4.src="image_cs1.jpg";

image5= new Image(540,300);
image5.src="image_hp1.jpg";

image6= new Image(540,300);
image6.src="image_hp2.jpg";
}