// JavaScript Document
// Leo Gerber, diewebdesigner.com
//Event.observe(window, 'load', function(){
//	initGR();
//});
window.addEvent('domready', function(){
	initGR();
});
var linkText;
var linkImage;
var imgState;

function initGR() {
	linkImage = grImage;
	linkText = 'Grundriss';
	imgState = 1;
	var aHref = 'javascript:updateGR(\'' + linkImage + '\')';
	var grLink = new Element('a', {
		'id': 'grLink',
		'href': aHref
	});
	grLink.appendText(linkText);
	grLink.injectInside('textContent');
}

function updateGR (foo) {
	var grImage = new Element('img', {
		'src': foo,
		'border': '0',
		'height': '448',
		'width': '448'
	});
	//$('mpt-img').empty();
	$('mpt-img-lblink').empty();
	grImage.injectInside('mpt-img-lblink');
	updateGRlink();
}

function updateGRlink() {
	if(imgState == 1) {
		linkImage = mnImage;
		linkText = 'Ansicht';
		imgState = 2;
	} else {
		linkImage = grImage;
		linkText = 'Grundriss';
		imgState = 1;
	}
	var aHref = 'javascript:updateGR(\'' + linkImage + '\')';
	$('grLink').setProperties({
		'href': aHref
	});
	$('grLink').setText(linkText);
}