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

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];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		btn_process_over = newImage("images/btn_process_over.jpg");
		btn_interview_over = newImage("images/btn_interview_over.jpg");
		btn_modelingclay_over = newImage("images/btn_modelingclay_over.gif");
		btn_silicone_over = newImage("images/btn_silicone_over.gif");
		btn_waxblend_over = newImage("images/btn_waxblend_over.gif");
		btn_ceramicclay_over = newImage("images/btn_ceramicclay_over.gif");
		btn_bronze_over = newImage("images/btn_bronze_over.gif");
		btn_patina_over = newImage("images/btn_patina_over.gif");
		btn_1modeling_over = newImage("images/btn_1modeling_over.gif");
		btn_2silicone_over = newImage("images/btn_2silicone_over.gif");
		btn_3waxblend_over = newImage("images/btn_3waxblend_over.gif");
		btn_4ceramic_over = newImage("images/btn_4ceramic_over.gif");
		btn_5bronze_over = newImage("images/btn_5bronze_over.gif");
		btn_6patina_over = newImage("images/btn_6patina_over.gif");
		btn_rubber_over = newImage("images/btn_rubber_over.gif");
		btn_finishbronze_over = newImage("images/btn_finishbronze_over.gif");
		btn_pourbronze_over = newImage("images/btn_pourbronze_over.gif");
		btn_waxpattern_over = newImage("images/btn_waxpattern_over.gif");
		btn_ceramicmold_over = newImage("images/btn_ceramicmold_over.gif");
		btn_claymaquette_over = newImage("images/btn_claymaquette_over.gif");
		btn_overview_over = newImage("images/btn_overview_over.gif");
		btn_1claymarquette_over = newImage("images/btn_1claymarquette_over.gif");
		btn_2rubbermold_over = newImage("images/btn_2rubbermold_over.gif");
		btn_3waxpattern_over = newImage("images/btn_3waxpattern_over.gif");
		btn_4ceramicmold_over = newImage("images/btn_4ceramicmold_over.gif");
		btn_5bronzepour_over = newImage("images/btn_5bronzepour_over.gif");
		btn_6finishedbronze_over = newImage("images/btn_6finishedbronze_over.gif");
		btn_seefinished_over = newImage("images/btn_seefinished_over.gif");
		btn_seeceramic_over = newImage("images/btn_seeceramic_over.gif");
		btn_seewax_over = newImage("images/btn_seewax_over.gif");
		btn_seerubber_over = newImage("images/btn_seerubber_over.gif");
		btn_seemaquette_over = newImage("images/btn_seemaquette_over.gif");
		btn_seepour_over = newImage("images/btn_seepour_over.gif");
		btn_seepatina2_over = newImage("images/btn_seepatina2_over.gif");
		btn_seeceramic2_over = newImage("images/btn_seeceramic2_over.gif");
		btn_seewax2_over = newImage("images/btn_seewax2_over.gif");
		btn_seerubber2_over = newImage("images/btn_seerubber2_over.gif");
		btn_seemaquette2_over = newImage("images/btn_seemaquette2_over.gif");
		btn_seepour2_over = newImage("images/btn_seepour2_over.gif");
		btn_bronzepour_over = newImage("images/btn_bronzepour_over.gif");
		btn_paintpatina_over = newImage("images/btn_paintpatina_over.gif");
		btn_watchfinished_over = newImage("images/btn_watchfinished_over.gif");
		btn_watchpour_over = newImage("images/btn_watchpour_over.gif");
		btn_watchceramic_over = newImage("images/btn_watchceramic_over.gif");
		btn_watchwax_over = newImage("images/btn_watchwax_over.gif");
		btn_watchrubber_over = newImage("images/btn_watchrubber_over.gif");
		btn_watchmaquette_over = newImage("images/btn_watchmaquette_over.gif");
		btn_lookatmaquette_over = newImage("images/btn_lookatmaquette_over.gif");
		btn_lookatmold2_over = newImage("images/btn_lookatmold2_over.gif");
		btn_lookatpattern_over = newImage("images/btn_lookatpattern_over.gif");
		btn_lookatmold_over = newImage("images/btn_lookatmold_over.gif");
		btn_lookatcasting_over = newImage("images/btn_lookatcasting_over.gif");
		btn_lookatfinish_over = newImage("images/btn_lookatfinish_over.gif");
		btn_unique_over = newImage("images/btn_unique_over.gif");
		btn_bronzepouring_over = newImage("images/btn_bronzepouring_over.gif");
		btn_inspiration_over = newImage("images/btn_inspiration_over.gif");
		btn_spruing_over = newImage("images/btn_spruing_over.gif");
		btn_original_over = newImage("images/btn_original_over.gif");
		btn_foundry_over = newImage("images/btn_foundry_over.gif");
		preloadFlag = true;
	}
}

function openWindow(theURL,winName,features)
	{
	window.open(theURL,winName,features).focus();
	}

function closeWindow()
	{
	window.close();
	}

if (document.layers)
	{
	origWidth = window.innerWidth;
	origHeight = window.innerHeight;
	}
	
function reloadPage()
	{
	if (window.innerWidth != origWidth || window.innerHeight != origHeight)
	location.reload();
	}
if (document.layers)
	onresize=reloadPage;
	
function goHistory()
	{
	window.history.go(-1);
	}