var pictOK = false;
var projectsOK = false;
var projectsCounter = 0;

$(document).ready(function() {

	// ***** pngFix
	//$(document).pngFix();

	// ***** navigation
	$("div#navigationHomeLayer img").preload({
		find:'_off.gif',
		replace:'_on.gif'
	});
	$("div#navigationHomeLayer img").hover(function(){
		this.src = this.src.replace('_off.gif','_on.gif');
	},function(){
		this.src = this.src.replace('_on.gif','_off.gif');
	});

	// ***** logo
	$("div#logoLayer").bind({
		click: function(){
			window.location.href = "http://www.usgfuxt.at";
		},
		mouseenter: function(){
			$(this).css("cursor","pointer");
		},
		mouseleave: function(){
			$(this).css("cursor","auto");
		}
	});

	// ***** external links
    $('a[href^=http]').click( function() {
		window.open(this.href);
		return false;
    });

	// ***** picture
	$("div#pictureLayer img").preload({
		find:'.gif',
		replace:'_sw.jpg'
	});

	// ***** projects
	$("div.projectElementClass").bind({
		mouseenter: function(){
			if (iOK) {
				$(this).children('div.screenshotClass').fadeTo(250,0).hide();
			} else {
				$(this).children('div.screenshotClass').fadeTo(250,0);
			}
		},
		mouseleave: function(){
			$(this).children('div.screenshotClass').fadeTo(250,1);
		}
	});

	/*
	if ($("div.projectElementClass").length != 0) {
		//$("div#contentBottomLayer").hide();
		$("div.projectElementClass").hide();
		projectsOK = true;
	}
	*/

});

$(window).load( function() {
	/*
	if (projectsOK) {
		projectsCounter = $("div.projectElementClass").length;
		showProjects();
	}
	*/
});

var tempIdx = 0;

function showProjects() {
	$("div.projectElementClass:eq(" + tempIdx + ")").fadeTo(250,1);
	tempIdx ++;
	if (projectsCounter > tempIdx-1) setTimeout('showProjects()',250);
}

function tooglePict() {
	if (pictOK) {
		hidePict();
		pictOK = false;
	} else {
		showPict();
		pictOK = true;
	}
}

function showPict() {
	$('div#pictureLayer img').attr('src',$('div#pictureLayer img').attr('src').replace('.gif','_sw.jpg'));
	$('div#textLayer').hide();
}

function hidePict() {
	$('div#pictureLayer img').attr('src',$('div#pictureLayer img').attr('src').replace('_sw.jpg','.gif'));
	$('div#textLayer').show();
}