// control panel rollover code for enerwise version 2.0

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) {
		bulletin_board_over = newImage("/images/ener21/bulletin_board_on.gif");
		news_weather_over = newImage("/images/ener21/news_weather_on.gif");
		usage_reports_over = newImage("/images/ener21/usage_reports_on.gif");
		exceptions_over = newImage("/images/ener21/exceptions_on.gif");
		hourly_data_over = newImage("/images/ener21/hourly_data_on.gif");
		alarms_over = newImage("/images/ener21/alarms_on.gif");
		cost_estimation_over = newImage("/images/ener21/cost_estimation_on.gif");
		preferences_over = newImage("/images/ener21/preferences_on.gif");
		help_over = newImage("/images/ener21/help_on.gif");
		administration_over = newImage("/images/ener21/administration_on.gif");		
		preloadFlag = true;
	}
}