Paste the text into the editor, blank line above and below
Select the text just pasted
Hit the </> button above the editor

I have fixed the prior two

config: {
				timeFormat: "DD-MM HH:mm",
				width: "50%",
				symbols : ["NFLX", "AAPL",],
				alias: ["Netflix",  "Apple"],
				tickerDuration: 20,
				chartDays: 90,
				maxTableRows: 5,
				mode : "table",                  // "table" or "ticker"
				direction: "row",
				showChart: true,
				pureLine: true,
				chartWidth: "50%",
				showVolume: true,
				chartInterval: "daily",          // choose from ["intraday", "daily", "weekly", "monthly"]
				decimals : 2,
				chartType: 'line',                // 'line', 'candlestick', or 'ohlc'
				alternateGridColor: '#223344',
				chartLineColor: '#eee',
				chartLabelColor: '#eee',
				coloredCandles: true,
				showPurchasePrices: true,
				showPerformance2Purchase: true,

Config
config: {
			currencyStyle: "code", // One of ["code", "symbol", "name"]
			fadeSpeedInSeconds: 3.5,
			lastUpdateFormat: "HH:mm",
			maxChangeAge: 1 * 24 * 60 * 60 * 1000,
			maxWidth: "40%",
			numberDecimalsPercentages: 1,
			numberDecimalsValues: 2,
			displayMode: "table", // One of ["none", "vertical", "horizontal", "table", "default-table"]
			showColors: true,
			showCurrency: true,
			showChangePercent: true,
			showChangeValue: false,
			showChangeValueCurrency: false,
			showHiddenStocks: false,
			showLastUpdate: false,
			showPortfolioValue: false,
			showPortfolioGrowthPercent: false,
			showPortfolioGrowth: false,
			showPortfolioPerformanceValue: false,
			showPortfolioPerformancePercent: false,
			showStockPerformanceValue: false,
			showStockPerformanceValueSum: false,
			showStockPerformancePercent: false,
			stocksPerPage: 20, // Only relevant for display mode "table"
			updateIntervalInSeconds: 300,
			useGrouping: false,
			virtualHorizontalMultiplier: 2,

Can you also open the developers console , ctrl-shift-i
Select the console tab and put Avs in the filter field to see if there are any browser side errors