if(document.images)
{
	home_off = new Image();	home_off.src="images/home_off.jpg";
	home_on = new Image();	home_on.src="images/home_on.jpg";
	
	products_and_services_off = new Image();	products_and_services_off.src="images/products_and_services_off.jpg";
	products_and_services_on = new Image();	products_and_services_on.src="images/products_and_services_on.jpg";
	
	the_facility_off = new Image();	the_facility_off.src="images/the_facility_off.jpg";
	the_facility_on = new Image();	the_facility_on.src="images/the_facility_on.jpg";
	
	about_us_off = new Image();	about_us_off.src="images/about_us_off.jpg";
	about_us_on = new Image();	about_us_on.src="images/about_us_on.jpg";
	
	contact_us_off = new Image();	contact_us_off.src="images/contact_us_off.jpg";
	contact_us_on = new Image();	contact_us_on.src="images/contact_us_on.jpg";
}

function imageRoll(picName,picState)
{
	if(document.images)
	{
		document.images[picName].src = eval(picName + '_' + picState + '.src');
	}
}