var headerPictures = [
	["header-1.jpg",215],
	["header-2.jpg",25],
	["header-3.jpg",300],
	["header-4.jpg",0],
	["header-5.jpg",405],
	["header-6.jpg",115],
	["header-7.jpg",240],
	["header-8.jpg",45],
	["header-9.jpg",300],
	["header-10.jpg",215],
	["header-11.jpg",350],
	["header-12.jpg",100],
	["header-13.jpg",140],
	["header-14.jpg",540],
	["header-15.jpg",240],
	["header-16.jpg",400],
	["header-17.jpg",20],
	["header-18.jpg",240],
	["header-19.jpg",50],
	["header-20.jpg",500],
	["header-21.jpg",200],
	["header-22.jpg",400],
]

function headerPicture(currentPicture){
		$("#header-picture").fadeOut(300,function(){
			$("#header-picture" ).css("background-position",headerPictures[currentPicture][1]+"px 0");
   		$("#header-picture" ).css("background-image","url(/wp-content/themes/improvariace/images/headers/"+headerPictures[currentPicture][0]+")");
   	});
   	$("#header-picture" ).fadeIn();
   setTimeout(function() {
      headerPicture(getRandPicture(currentPicture));
   }, 3500 );
}

function getRandPicture(currentValue){
	var newValue = (Math.floor(Math.random()*10*headerPictures.length)) % (headerPictures.length);
	if(newValue == currentValue){
		return getRandPicture(currentValue);
	}
	else{
		return newValue;
	}
}

function menu(){
	$("#menu ul li a").mouseover(function(){
		$(this).parent().find("strong").fadeIn(200);
	});
	$("#menu ul li a").mouseout(function(){
		$(this).parent().find("strong").fadeOut(200);
	});
}


$(document).ready(function(){
	headerPicture(getRandPicture(0));
	menu();
});