if ( typeof 'wappalyzer'  != 'undefined' ) {
	wappalyzer.evaluateCustomApps = function(feedback) {
		wappalyzer.log('evaluateCustomApps');

		if ( wappalyzer.customApps ) {
			try {
				var customAppsJSON = JSON.parse(wappalyzer.customApps);

				for ( appName in customAppsJSON ) {
					wappalyzer.apps[appName] = {};

					// Icon
					if ( typeof(customAppsJSON[appName].icon) == 'string' ) {
						wappalyzer.apps[appName].icon = customAppsJSON[appName].icon;
					}
					else {
						wappalyzer.apps[appName].icon = 'chrome://wappalyzer/skin/app_icons/_placeholder.ico';
					}

					// Categories
					if ( typeof(customAppsJSON[appName].categories) == 'object' ) {
						wappalyzer.apps[appName].cats = {};

						for ( i in customAppsJSON[appName].categories ) {
							wappalyzer.apps[appName].cats[i] = parseInt(customAppsJSON[appName].categories[i]);
						}
					}

					// HTML
					if ( typeof(customAppsJSON[appName].html) == 'string' ) {
						wappalyzer.apps[appName].html = new RegExp(customAppsJSON[appName].html, 'i');
					}

					// URL
					if ( typeof(customAppsJSON[appName].url) == 'string' ) {
						wappalyzer.apps[appName].url = new RegExp(customAppsJSON[appName].url, 'i');
					}

					// Headers
					if ( typeof(customAppsJSON[appName].headers) == 'object' ) {
						wappalyzer.apps[appName].headers = {};

						for ( headerName in customAppsJSON[appName].headers ) {
							wappalyzer.apps[appName].headers[headerName] = new RegExp(customAppsJSON[appName].headers[headerName], 'i');
						}
					}
				}

				if ( feedback ) {
					alert('Ok');
				}
			}
			catch(e) {
				wappalyzer.log('JSON error in custom applications');

				if ( feedback ) {
					alert('Error: malformed JSON');
				}
			}
		}
	};
}