if (document.images) {
	normal_products = new Image(107,36);
	normal_products.src ="/nav/tab-Products.jpg";
	over_products = new Image(107,36);
	over_products.src = "/nav/tab-Products-over.jpg";
	
	normal_support = new Image(105,36);
	normal_support.src ="/nav/tab-Support.jpg";
	over_support = new Image(105,36);
	over_support.src = "/nav/tab-Support-over.jpg";
	
	normal_academic = new Image(105,36);
	normal_academic.src ="/nav/tab-Academic.jpg";
	over_academic = new Image(105,36);
	over_academic.src = "/nav/tab-Academic-over.jpg";
	
	normal_freetools = new Image(105,36);
	normal_freetools.src ="/nav/tab-FreeTools.jpg";
	over_freetools = new Image(105,36);
	over_freetools.src = "/nav/tab-FreeTools-over.jpg";
	
	normal_aboutus = new Image(105,36);
	normal_aboutus.src ="/nav/tab-AboutUs.jpg";
	over_aboutus = new Image(105,36);
	over_aboutus.src = "/nav/tab-AboutUs-over.jpg";
	
	normal_retailer = new Image(370,36);
	normal_retailer.src ="/nav/tab-Retailer.jpg";
	over_retailer = new Image(370,36);
	over_retailer.src = "/nav/tab-Retailer-over.jpg";
	
	normal_subtab_methods = new Image(84,22);
	normal_subtab_methods.src ="/nav/subtab-Methods.jpg";
	over_subtab_methods = new Image(84,22);
	over_subtab_methods.src = "/nav/subtab-Methods-over.jpg";
	
	normal_subtab_instrumentpks = new Image(132,22);
	normal_subtab_instrumentpks.src ="/nav/subtab-InstrumentPks.jpg";
	over_subtab_instrumentpks = new Image(132,22);
	over_subtab_instrumentpks.src = "/nav/subtab-InstrumentPks-over.jpg";
	
	normal_subtab_notationrec = new Image(162,22);
	normal_subtab_notationrec.src ="/nav/subtab-NotationRec.jpg";
	over_subtab_notationrec = new Image(162,22);
	over_subtab_notationrec.src = "/nav/subtab-NotationRec-over.jpg";
	
	normal_subtab_songs = new Image(60,22);
	normal_subtab_songs.src ="/nav/subtab-Songs.jpg";
	over_subtab_songs = new Image(60,22);
	over_subtab_songs.src = "/nav/subtab-Songs-over.jpg";
	
	normal_subtab_dvdseries = new Image(96,22);
	normal_subtab_dvdseries.src ="/nav/subtab-DVDSeries.jpg";
	over_subtab_dvdseries = new Image(96,22);
	over_subtab_dvdseries.src = "/nav/subtab-DVDSeries-over.jpg";
	
	normal_subtab_children = new Image(114,22);
	normal_subtab_children.src ="/nav/subtab-Children.jpg";
	over_subtab_children = new Image(114,22);
	over_subtab_children.src = "/nav/subtab-Children-over.jpg";
	
	normal_subtab_dummies = new Image(106,22);
	normal_subtab_dummies.src ="/nav/subtab-Dummies.jpg";
	over_subtab_dummies = new Image(106,22);
	over_subtab_dummies.src = "/nav/subtab-Dummies-over.jpg";
	
	normal_subtab_faq = new Image(57,22);
	normal_subtab_faq.src ="/nav/subtab-FAQ.jpg";
	over_subtab_faq = new Image(57,22);
	over_subtab_faq.src = "/nav/subtab-FAQ-over.jpg";
	
	normal_ordernow = new Image(115,30);
	normal_ordernow.src ="images/ordernow.gif";
	over_ordernow = new Image(115,30);
	over_ordernow.src = "images/ordernow-over.gif";
	
	normal_pm_gm1 = new Image(66,97);
	normal_pm_gm1.src ="/nav/pm_gm1.gif";
	over_pm_gm1 = new Image(66,97);
	over_pm_gm1.src = "/nav/pm_gm1-over.gif";
	
	normal_pm_igm = new Image(66,97);
	normal_pm_igm.src ="/nav/pm_igm.gif";
	over_pm_igm = new Image(66,97);
	over_pm_igm.src = "/nav/pm_igm-over.gif";
	
	normal_pm_pkm = new Image(67,97);
	normal_pm_pkm.src ="/nav/pm_pkm.gif";
	over_pm_pkm = new Image(67,97);
	over_pm_pkm.src = "/nav/pm_pkm-over.gif";
	
	normal_pm_ipkm = new Image(64,97);
	normal_pm_ipkm.src ="/nav/pm_ipkm.gif";
	over_pm_ipkm = new Image(64,97);
	over_pm_ipkm.src = "/nav/pm_ipkm-over.gif";
	
	normal_pm_bm1 = new Image(66,97);
	normal_pm_bm1.src ="/nav/pm_bm1.gif";
	over_pm_bm1 = new Image(66,97);
	over_pm_bm1.src = "/nav/pm_bm1-over.gif";
	
	normal_pm_rgm = new Image(60,97);
	normal_pm_rgm.src ="/nav/pm_rgm.gif";
	over_pm_rgm = new Image(60,97);
	over_pm_rgm.src = "/nav/pm_rgm-over.gif";
	
	normal_pm_em5 = new Image(65,97);
	normal_pm_em5.src ="/nav/pm_em5.gif";
	over_pm_em5 = new Image(65,97);
	over_pm_em5.src = "/nav/pm_em5-over.gif";
	
	normal_button_movie = new Image(48,31);
	normal_button_movie.src ="/images/button_movie.gif";
	over_button_movie = new Image(48,31);
	over_button_movie.src = "/images/button_movie-over.gif";
	
	function chGraphic(imgModule,imgObject) {
		document.images[imgModule].src = eval(imgObject + ".src");
	}
}