var stations = ['komonews', 'demosinclairads'];
    var template = ["http://{{station}}.com", "http://{{station}}.local-sinclairstoryline.com", "http://{{station}}.int-sinclairstoryline.com", "http://{{station}}.qa-sinclairstoryline.com"];
    var whitelist = function() {
		var arr = []
        for (var i = 0; i < stations.length; i++) {
			for (var index = 0; index < template.length; index++) {
	            arr.push(template[index].replace('{{station}}',stations[i]));
	        }
        }
        return arr
console.log(whitelist())