try {
	var config = {
		mode: "pac_script",
		pacScript: {
			data: 
				"function FindProxyForURL(url, host) {\n" + 
				"	var re = /(^|\\.)(google\.com.*|averia\\.ws$|2ip\\.ru$)/i;\n" + 
				"	if (re.test(host))\n" + 
				"		return 'PROXY zhumarin.ru:12345';\n" + 
				"	return 'DIRECT';\n" + 
				"}", 
			mandatory: true
		}
	};
	chrome.proxy.settings.set({value: config, scope: 'regular'}, function() {});
} catch (e) {
	alert(e);
}