//Preloads rollover images

if (document.images)
{
	pic1= new Image(140,44);	pic1.src="plumbing-images/on-gp-heating-03.jpg";
	pic2= new Image(140,44);	pic2.src="plumbing-images/on-gp-heating-04.jpg";
	pic3= new Image(140,44);	pic3.src="plumbing-images/on-gp-heating-05.jpg";
	pic4= new Image(140,44);	pic4.src="plumbing-images/on-gp-heating-06.jpg";
	pic5= new Image(140,44);	pic5.src="plumbing-images/on-gp-heating-07.jpg";
	
}