// JavaScript Document
if (document.images) {

	var imgEducation = new Image();
	imgEducation.src="../nav/it_1_ed.gif";
	var imgEducation_over = new Image();
	imgEducation_over.src="../nav/it_2_ed.gif";
	
	var imgInformation = new Image();
	imgInformation.src="../nav/it_1_info.gif";
	var imgInformation_over = new Image();
	imgInformation_over.src="../nav/it_2_info.gif";
	
	var imgFun = new Image();
	imgFun.src="../nav/it_1_fun.gif";
	var imgFun_over = new Image();
	imgFun_over.src="../nav/it_2_fun.gif";

	var imgAboutUs = new Image();
	imgAboutUs.src="../nav/it_1_abo.gif";
	var imgAboutUs_over = new Image();
	imgAboutUs_over.src="../nav/it_2_abo.gif";
	
	var imgCalendar = new Image();
	imgCalendar.src="../nav/it_1_cal.gif";
	var imgCalendar_over = new Image();
	imgCalendar_over.src="../nav/it_2_cal.gif";

	
}

function swapImage(tImageName, tNewImage, tSwapBackImage) {
	//if (document.images) {
	//	for (var i=0; i<swapImage.arguments.length; i+=2) {
	//		swapImage.arguments[i].src = swapImage.arguments[i+1].src;
	//		document[swapImage.arguments[i]].src = eval(swapImage.arguments[i+1] + ".src");
	//	}
	//}
	document[tImageName].src = tNewImage.src
	if (tSwapBackImage && activeImageName != tImageName) {
		resetImage();
		activeImageName = tImageName;
		activeImageSwapBack = tSwapBackImage;
	}
}

var activeImageName = null;
var activeImageSwapBack = null;
function resetImage() {
	if (activeImageName && activeImageSwapBack) {
		document[activeImageName].src = activeImageSwapBack.src
		activeImageName = null;
		activeImageSwapBack = null;
		
	}
}

var activeLayer = null;
function showLayer(tLayerName) {
	resetLayer();
	if (document.all) {
		document.all[tLayerName].style.visibility = 'visible';
	} else if (document.layers) {
		document.layers[tLayerName].visibility = 'show';
	}
	activeLayer = tLayerName;
}

function resetLayer() {
	if (activeLayer) {
		if (document.all) {
			document.all[activeLayer].style.visibility = 'hidden';
		} else if (document.layers) {
			document.layers[activeLayer].visibility = 'hide';
		}
		activeLayer = null;
	}
}

function setStyle(tObj,tStyle) {
	if (document.all) {
		tObj.className = tStyle;
	} else if (document.layers) {
		tObj.className = tStyle;
	}
}

function redirect(tLocation) {
	window.location = tLocation;
}