// JavaScript Document

var on_filter3play = 1;
var on_filterNorris = 0;
var on_filterEducation = 0;
var on_filterCabjazz = 0;
var on_filterChamber = 0;
var on_filterKids = 0;
var on_filterPavilion = 0;
var on_filterComedy = 0;
var on_filterFamily = 0;
var on_filterMusic = 0;
var on_filterPlay = 0;
var on_filterMusical = 0;
var on_filterMagic = 0;
var on_filterEvents = 0;
var on_filterStudent = 0;

function filterHighlight(theAction,theButton,theImage) {
	if (theAction == "over") {
		switch(theButton)
		{
			case "filter3play":
				if (on_filter3play == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterNorris":
				if (on_filterNorris == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterEducation":
				if (on_filterEducation == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterCabjazz":
				if (on_filterCabjazz == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterChamber":
				if (on_filterChamber == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterKids":
				if (on_filterKids == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterPavilion":
				if (on_filterPavilion == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterComedy":
				if (on_filterComedy == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterFamily":
				if (on_filterFamily == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterMusic":
				if (on_filterMusic == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterPlay":
				if (on_filterPlay == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterMusical":
				if (on_filterMusical == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterMagic":
				if (on_filterMagic == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterEvents":
				if (on_filterEvents == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			case "filterStudent":
				if (on_filterStudent == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				}
				break;
			default:
				break;
		}
	}
	
	
	if (theAction == "out") {
		switch(theButton)
		{
			case "filter3play":
				if (on_filter3play == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterNorris":
				if (on_filterNorris == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterEducation":
				if (on_filterEducation == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterCabjazz":
				if (on_filterCabjazz == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterChamber":
				if (on_filterChamber == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterKids":
				if (on_filterKids == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterPavilion":
				if (on_filterPavilion == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterComedy":
				if (on_filterComedy == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterFamily":
				if (on_filterFamily == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterMusic":
				if (on_filterMusic == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterPlay":
				if (on_filterPlay == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterMusical":
				if (on_filterMusical == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterMagic":
				if (on_filterMagic == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterEvents":
				if (on_filterEvents == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			case "filterStudent":
				if (on_filterStudent == 1) {
					return true;
				} else {
					document.getElementById(theButton).src = "images/" + theImage + ".png";
				}
				break;
			default:
				break;
		}
	}
	
	if (theAction == "click") {
		on_filter3play = 0;
		on_filterNorris = 0;
		on_filterEducation = 0;
		on_filterCabjazz = 0;
		on_filterChamber = 0;
		on_filterKids = 0;
		on_filterPavilion = 0;
		on_filterComedy = 0;
		on_filterFamily = 0;
		on_filterMusic = 0;
		on_filterPlay = 0;
		on_filterMusical = 0;
		on_filterMagic = 0;
		on_filterEvents = 0;
		on_filterStudent = 0;
		document.getElementById("filter3play").src = "images/b-series-3-play.png";
		document.getElementById("filterNorris").src = "images/b-series-norris.png";
		document.getElementById("filterEducation").src = "images/b-series-education.png";
		document.getElementById("filterCabjazz").src = "images/b-series-cabaret.png";
		document.getElementById("filterChamber").src = "images/b-series-chamber.png";
		document.getElementById("filterKids").src = "images/b-series-kids.png";
		document.getElementById("filterPavilion").src = "images/b-series-pavilion.png";
		document.getElementById("filterComedy").src = "images/b-genre-comedy.png";
		document.getElementById("filterFamily").src = "images/b-genre-family.png";
		document.getElementById("filterMusic").src = "images/b-genre-music.png";
		document.getElementById("filterPlay").src = "images/b-genre-play.png";
		document.getElementById("filterMusical").src = "images/b-genre-musical.png";
		document.getElementById("filterMagic").src = "images/b-genre-magic.png";
		document.getElementById("filterEvents").src = "images/b-genre-spevents.png";
		document.getElementById("filterStudent").src = "images/b-genre-student.png";
		switch(theButton)
		{
			case "filter3play":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filter3play = 1;
				break;
			case "filterNorris":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterNorris =1;
				break;
			case "filterEducation":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterEducation =1;
				break;
			case "filterCabjazz":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterCabjazz =1;
				break;
			case "filterChamber":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterChamber =1;
				break;
			case "filterKids":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterKids =1;
				break;
			case "filterPavilion":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterPavilion =1;
				break;
			case "filterComedy":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterComedy = 1;
				break;
			case "filterFamily":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterFamily =1;
				break;
			case "filterMusic":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterMusic =1;
				break;
			case "filterPlay":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterPlay =1;
				break;
			case "filterMusical":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterMusical =1;
				break;
			case "filterMagic":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterMagic =1;
				break;
			case "filterEvents":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterEvents =1;
				break;
			case "filterStudent":
				document.getElementById(theButton).src = "images/" + theImage + "_over.png";
				on_filterStudent =1;
				break;
			default:
				break;
		}
	}
	
}