function preloadImages(){
   if (document.images){
      navImg1 = new Image();
      navImg1.src = "/images/nav/products_on_65x20.gif";
      navImg2 = new Image();
      navImg2.src = "/images/nav/store_on_82x20.gif";
      navImg3 = new Image();
      navImg3.src = "/images/nav/catalog_on_58x20.gif";
      navImg4 = new Image();
      navImg4.src = "/images/nav/about_us_on_65x20.gif";
      navImg5 = new Image();
      navImg5.src = "/images/nav/contact_us_on_72x20.gif";
      navImg6 = new Image();
      navImg6.src = "/images/nav/gallery_on_91x20.gif";
	prodImg1 = new Image();
	prodImg1.src = "/images/home_page/artscrafts_on_106x91.jpg";
	prodImg2 = new Image();
	prodImg2.src = "/images/home_page/drawingdrafting_on_122x91.jpg";
	prodImg3 = new Image();
	prodImg3.src = "/images/home_page/science_on_131x91.jpg";
	prodImg4 = new Image();
	prodImg4.src = "/images/home_page/technology_on_120x91.jpg";
	prodImg5 = new Image();
	prodImg5.src = "/images/home_page/storage_on_106x91.jpg";
	prodImg6 = new Image();
	prodImg6.src = "/images/home_page/custom_on_95x91.jpg";
   }
}

function rollImage(imgName,imgSrc){
   document[imgName].src=imgSrc;
}

function buildNav(section){

	var prodOffImg="/images/nav/products_off_65x20.gif";
	var prodOnImg="/images/nav/products_on_65x20.gif";
	var prodDefImg=prodOffImg;
	var storeOffImg="/images/nav/store_off_82x20.gif";
	var storeOnImg="/images/nav/store_on_82x20.gif";
	var storeDefImg=storeOffImg;
	var galleryOffImg="/images/nav/gallery_off_91x20.gif";
	var galleryOnImg="/images/nav/gallery_on_91x20.gif";
	var galleryDefImg=galleryOffImg;
	var catalogOffImg="/images/nav/catalog_off_58x20.gif";
	var catalogOnImg="/images/nav/catalog_on_58x20.gif";
	var catalogDefImg=catalogOffImg;
	var aboutOffImg="/images/nav/about_us_off_65x20.gif";
	var aboutOnImg="/images/nav/about_us_on_65x20.gif";
	var aboutDefImg=aboutOffImg;
	var contactOffImg="/images/nav/contact_us_off_72x20.gif";
	var contactOnImg="/images/nav/contact_us_on_72x20.gif";
	var contactDefImg=contactOffImg;

	var imgCode="";

	switch (section){
		case "products":
			prodDefImg=prodOnImg
			prodOffImg=prodOnImg
		break;
		case "store":
			storeDefImg=storeOnImg
			storeOffImg=storeOnImg
		break;
		case "gallery":
			galleryDefImg=galleryOnImg
			galleryOffImg=galleryOnImg
		break;
		case "catalog":
			catalogDefImg=catalogOnImg
			catalogOffImg=catalogOnImg
		break;
		case "about":
			aboutDefImg=aboutOnImg
			aboutOffImg=aboutOnImg
		break;
		case "contact":
			contactDefImg=contactOnImg
			contactOffImg=contactOnImg
		break;
		default:
			aboutDefImg=aboutOffImg;
	}


	imgCode+='<a href="/about_us.shtml" onmouseover="rollImage(\'nav1\',\'';
	imgCode+=aboutOnImg;
	imgCode+='\')" onmouseout="rollImage(\'nav1\',\'';
	imgCode+=aboutOffImg;
	imgCode+='\')"><img name="nav1" src="';
	imgCode+=aboutDefImg;
	imgCode+='" width="65" height="20" alt=""></a>';

	imgCode+='<img src="/images/nav/tree_spacer_11x20.gif" width="11" height="20">';

	imgCode+='<a href="/contact_us.shtml" onmouseover="rollImage(\'nav2\',\'';
	imgCode+=contactOnImg;
	imgCode+='\')" onmouseout="rollImage(\'nav2\',\'';
	imgCode+=contactOffImg;
	imgCode+='\')"><img name="nav2" src="';
	imgCode+=contactDefImg;
	imgCode+='" width="72" height="20" alt=""></a>';

//	imgCode+='<img src="/images/clear.gif" width="253" height="20">';
	imgCode+='<img src="/images/clear.gif" width="355" height="20">';

	imgCode+='<a href="/products.shtml" onmouseover="rollImage(\'nav3\',\'';
	imgCode+=prodOnImg;
	imgCode+='\')" onmouseout="rollImage(\'nav3\',\'';
	imgCode+=prodOffImg;
	imgCode+='\')"><img name="nav3" src="';
	imgCode+=prodDefImg;
	imgCode+='" width="65" height="20" alt=""></a>';

	imgCode+='<img src="/images/nav/tree_spacer_11x20.gif" width="11" height="20">';

//	imgCode+='<a href="/gallery.shtml" onmouseover="rollImage(\'nav4\',\'';
//	imgCode+=galleryOnImg;
//	imgCode+='\')" onmouseout="rollImage(\'nav4\',\'';
//	imgCode+=galleryOffImg;
//	imgCode+='\')"><img name="nav4" src="';
//	imgCode+=galleryDefImg;
//	imgCode+='" width="91" height="20" alt=""></a>';

//	imgCode+='<img src="/images/nav/tree_spacer_11x20.gif" width="11" height="20">';

	imgCode+='<a href="/catalog.shtml" onmouseover="rollImage(\'nav5\',\'';
	imgCode+=catalogOnImg;
	imgCode+='\')" onmouseout="rollImage(\'nav5\',\'';
	imgCode+=catalogOffImg;
	imgCode+='\')"><img name="nav5" src="';
	imgCode+=catalogDefImg;
	imgCode+='" width="58" height="20" alt=""></a>';

	imgCode+='<img src="/images/nav/tree_spacer_11x20.gif" width="11" height="20">';

//	imgCode+='<a href="/cgi-local/store/index.cgi" onmouseover="rollImage(\'nav6\',\'';
//	imgCode+=storeOnImg;
//	imgCode+='\')" onmouseout="rollImage(\'nav6\',\'';
//	imgCode+=storeOffImg;
//	imgCode+='\')"><img name="nav6" src="';
//	imgCode+=storeDefImg;
//	imgCode+='" width="82" height="20" alt=""></a>';
	imgCode+='<img src="';
	imgCode+=storeDefImg;
	imgCode+='" width="82" height="20" alt="">';


	document.write(imgCode);
}