function preload2() {
	var arImageSrc2 = new Array(
							"/images/commercial/clipart.gif",
							"/images/commercial/button1.gif",
							"/images/commercial/button1_ro.gif",
							"/images/commercial/button2.gif",
							"/images/commercial/button2_ro.gif",
							"/images/commercial/button3.gif",
							"/images/commercial/button3_ro.gif",
							"/images/commercial/button4.gif",
							"/images/commercial/button4_ro.gif",
							"/images/commercial/button5.gif",
							"/images/commercial/button5_ro.gif",
							"/images/commercial/button6.gif",
							"/images/commercial/button6_ro.gif",
							"/images/commercial/commercial_pic1.gif",
							"/images/commercial/education_pic1.gif",
							"/images/commercial/education_pic2.gif",
							"/images/commercial/government_pic1.gif",
							"/images/commercial/government_pic2.gif",
							"/images/commercial/government_pic3.gif",
							"/images/commercial/health_pic1.gif",
							"/images/commercial/health_pic2.gif",
							"/images/commercial/health_pic3.gif",
							"/images/commercial/pubciv_pic1.gif",
							"/images/commercial/pubciv_pic2.gif",
							"/images/commercial/worship_pic1.gif",
							"/images/commercial/lighting.gif"
							);
	arImageList2 = new Array ();
	// preload images on this page
	for (counter in arImageSrc2) {
		arImageList2[counter] = new Image();
		arImageList2[counter].src = arImageSrc2[counter];
	}

}