// if window not within frameset then replace with frameset - NOTE loss of basket!!!!
	var loc = self.location.href;
	if (top == self) {
		//self.location.replace("../../index.html?"+loc.substring(loc.lastIndexOf('/') + 1,loc.length - 5));
		self.location.replace ("../../index.html");
	}

	// included in all files that display the left hand navigation buttons

	// create a new image - for both netscape and exporer
	function newImage(arg) {
		if (document.images) {
			rslt = new Image();
			rslt.src = arg;
			return rslt;
		}
	}

	// image flip - for both netscape and exporer
	function changeImages() {
		if (document.images && (preloadFlag == true)) {
			for (var i=0; i<changeImages.arguments.length; i+=2) {
				document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
			}
		}
	}

	// preload rollover images - for both netscape and exporer
	var preloadFlag = false;
	function preloadImages() {
		if (document.images) {
			linx01_01_over = newImage("../images/linx_jpg/linx01_01-over.jpg");
			linx02_01_over = newImage("../images/linx_jpg/linx02_01-over.jpg");
			linx03_01_over = newImage("../images/linx_jpg/linx03_01-over.jpg");
			linx04_01_over = newImage("../images/linx_jpg/linx04_01-over.jpg");
			linx05_01_over = newImage("../images/linx_jpg/linx05_01-over.jpg");
			linx06_01_over = newImage("../images/linx_jpg/linx06_01-over.jpg");
			linx07_01_over = newImage("../images/linx_jpg/linx07_01-over.jpg");
			linx08_01_over = newImage("../images/linx_jpg/linx08_01-over.jpg");
			linx09_01_over = newImage("../images/linx_jpg/linx09_01-over.jpg");
			linx10_01_over = newImage("../images/linx_jpg/linx10_01-over.jpg");
			linx11_01_over = newImage("../images/linx_jpg/linx11_01-over.jpg");
			linx12_01_over = newImage("../images/linx_jpg/linx12_01-over.jpg");
			preloadFlag = true;
		}
	}

	// search for a specific category of books
	function searchFor(arg) {

		if (arg == "fc") {
			parent.showMode = parent.BMAP_FORTHCOMING;
			parent.showLabel = "Forthcoming";
		} else if (arg == "new") {
			parent.showMode = parent.BMAP_NEW;
			parent.showLabel = "New Publications";
		} else if (arg == "travel") {
			parent.showMode = parent.BMAP_TRAVEL;
			parent.showLabel = "Travel";
		} else if (arg == "europe") {
			parent.showMode = parent.BMAP_EUROPE;
			parent.showLabel = "Uropean Travel";
		} else if (arg == "pg") {
			parent.showMode = parent.BMAP_PG;
			parent.showLabel = "Pallas Guides";
		} else if (arg == "pfp") {
			parent.showMode = parent.BMAP_PFP;
			parent.showLabel = "Pallas for Pleasure";
		} else if (arg == "art") {
			parent.showMode = parent.BMAP_ART;
			parent.showLabel = "Art Publications";
		} else if (arg == "lives") {
			parent.showMode = parent.BMAP_LIVES;
			parent.showLabel = "Lives of the Artists";
		} else if (arg == "ill") {
			parent.showMode = parent.BMAP_ILLUSTRATION;
			parent.showLabel = "Illustration";
		} else if (arg == "ruskin") {
			parent.showMode = parent.BMAP_RUSKIN;
			parent.showLabel = "Ruskin";
		} else if (arg == "lit") {
			parent.showMode = parent.BMAP_LIT;
			parent.showLabel = "Fiction, Poetry, Music and Food";
		} else if (arg == "showall") {
			parent.showMode = parent.BMAP_SHOWALL;
			parent.showLabel = "Full Book List";
		} else {
			parent.showMode = 0;
			parent.showLabel = "Search";
		}

		// show the result
		parent.NavFrame.location.href = "showall.html";
	}