function tmNewImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}


var gCurrLink; // active link

var tmPreloadFlag = false;
function tmPreloadImages() {
	if (document.images) {
		pre_nav_products_on = tmNewImage('../imgs/nav_products_on.gif');
		pre_nav_recipes_on = tmNewImage('../imgs/nav_recipes_on.gif');
		pre_nav_buy_on = tmNewImage('../imgs/nav_buy_on.gif');
		pre_nav_faq_on = tmNewImage('../imgs/nav_faq_on.gif');
		pre_nav_who_on_home = tmNewImage('../imgs/nav_who_on_home.gif');
		pre_nav_press_on_home = tmNewImage('../imgs/nav_press_on_home.gif');
		pre_nav_contact_on = tmNewImage('../imgs/nav_contact_on.gif');
		// these are replaced after flash intro completes
		pre_home = tmNewImage('../imgs/home_mid2.jpg');
		pre_left_feature = tmNewImage('../imgs/home_feature_left_coupons.jpg');
		//coupon links
		pre_coupon_link1_on = tmNewImage('../imgs/coupon_link1_on.gif');
		pre_coupon_link2_on = tmNewImage('../imgs/coupon_link2_on.gif');
		tmPreloadFlag = true;
		tmHiliteLink();
	}
}

function tmChangeImagesArray(array) {
	if (tmPreloadFlag == true) {
		var d = document; var img;
		for (var i=0; i<array.length; i+=2) {
			img = null; var n = array[i];
			if (d.images) {img = d.images[n];}
			if (!img && d.getElementById) {img = d.getElementById(n);}
			if(img.name == gCurrLink) {return;} // don't allow image change on active link
			if (img) {img.src = array[i+1];}
		}
	}
}

function tmChangeImages() {
	tmChangeImagesArray(tmChangeImages.arguments);
}

function tmHiliteLink() {
	if (document.title == "Savory Choice | Home") { return } // ignore home page
	tArray = location.href.split("/");
	tSection = tArray[tArray.length - 2];
	imgDirectory = "../imgs/";
	if(tArray[tArray.length - 3] == "recipes") {
		tSection = "recipes"; // use "recipes" section for all recipe pages
		imgDirectory = "../../imgs/";
	}
	tLink = "nav_" + tSection;
	document.images[tLink].src = imgDirectory + tLink + "_on.gif";
	gCurrLink = tLink;
}

 function tmPopWin(tDoc) {
 	window.open (tDoc,"link","location=0,status=0,scrollbars=0,resizable=0,width=317,height=570");
 }