// typical website functions

/* SPAM EMAIL FILTER */
showEmails = function() {
	email_adds = $("content").getElementsByClassName("elink");
	//alert(email_adds);
	for (i = 0; i < email_adds.length; i++) {
		eaddr = email_adds[i];
		addr = eaddr.getAttribute('id');
		// underscored values enable multiple uses of the same email on the page, but with a slightly different id.
		altext = addr.lastIndexOf("_");
		// if there are others, we strip the leading underscores and return the actual email addressee
		if(altext == 0) {addr_temp = addr.substring(altext+1,addr.length); } else { addr_temp = addr;}
		showeml = addr_temp + '@onereel.org';
		$(addr).update('<a href="mailto:' + showeml + '">' + showeml + '</a>');
	}
}

/* ALLOW FOR ANCHOR LINKS OFFSITE TO INFO PAGE */
function infoOnLoad() {
var lb = window.location.href;

if(lb.indexOf('#') > -1) {
	ref = lb.split('#');
	if(ref[1].indexOf("tix") == 0) {
		$("tix").style.display = "block";
		$("replace").update($("dr_tix").innerHTML);
	}
	if(ref[1].indexOf("noitems") == 0) {
		$("nono").style.display = "block";
		$("replace").update($("dr_nono").innerHTML);
	}
	if(ref[1].indexOf("incom") == 0) {
		$("in").style.display = "block";
		$("replace").update($("dr_in").innerHTML);
	}
	if(ref[1].indexOf("th") == 0) {
		$("there").style.display = "block";
		$("replace").update($("dr_there").innerHTML);
	}
}

return true;
}

function artsOnLoad() {
var lb = window.location.href;

if(lb.indexOf('#') > -1) {
	ref = lb.split('#');
	refname = "dr_" + ref[1];
	//alert(refname);
	$("replace").update($(refname).innerHTML);
}

return true;
}

/* HIJACK LINKS FOR JS TRICKS */
shortcutURL = function() {
	shorts = $("shortcuts").getElementsByTagName("a");
	for (i = 0; i < shorts.length; i++) {
		Event.observe(shorts[i], "click", showMeThis);
		shorts[i].onclick = function() {return false;}
	}
}

showMeThis = function () {
	diva = this.getAttribute('href');
	temp = diva.split('#');	
	div = 'dr_' + temp[1];
	$("replace").update($(div).innerHTML);
	return false;
}


switchYear = function() {
	/** do nothing
	// find out the value of the form
	var box = $("choose");
	gen = box.options[box.selectedIndex].value;
	// show/hide artist list
	$("replace").update($(gen).innerHTML); **/
}

/* INFO PAGE FUNCTIONS */
// need to better extrapolate this stuff so that it can be reused if necessary

infoObservers = function() {
	anchors = $("info-links").getElementsByClassName("anchors");
	for (i = 0; i < anchors.length; i++) {
		Event.observe(anchors[i], "click", showQuestions);
		anchors[i].onclick = function() {return false;}
	}
	
	shortcuts = $("info-links").getElementsByClassName("shortcuts");
	for (i = 0; i < shortcuts.length; i++) {
		alinks = shortcuts[i].getElementsByTagName("a");
		for (j = 0; j < alinks.length; j++) {
			Event.observe(alinks[j], "click", showAnswers);
		}
	}
}

hideQuestions = function() {
	shortcuts = $("info-links").getElementsByClassName("shortcuts");
	for (i = 0; i < shortcuts.length; i++) {
		shortcuts[i].style.display = "none";
	}
}

showQuestions = function() {
	unhide = this.getAttribute('href').split('#');
	hideQuestions();
	$(unhide[1]).style.display = "block";
}

showAnswers = function () {
	div = this.className;
	$("replace").update($(div).innerHTML);
}

/* SET UP FLASH WITH SWFOBJECT */
sponsorFlash = function() {
	var fc = new FlashObject("_spons.swf", "spons", "450", "260", "7", "#ffffff");
	fc.write("flashcontent");
	
	var demo = new FlashObject("_spons2.swf", "spons2", "200", "225", "7", "#ffffff");
	demo.write("demograph");
	
	return false;
}

homeFlash = function() {
	var fc = new FlashObject("_ssp2.swf", "ssp2", "437", "357", "7", "#468536");
	//var fc = new FlashObject("_ssp.swf", "ssp", "437", "377", "7", "#468536");
	//var fc = new FlashObject("flickr.swf", "flickr", "437", "356", "7", "#468536");
	fc.addParam("wmode", "opaque");
	fc.write("flashcontent");
	
	return false;
}

memoryFlash = function() {
	var mem = new FlashObject("_memory.swf", "memory", "240", "200", "7", "#ffffff");
	mem.addParam("wmode", "opaque");
	mem.write("memory");
	
	return false;
}

videoFlash = function() {
	var mem = new FlashObject("_video.swf", "video", "237", "143", "7", "#2dc3e7");
	mem.addParam("wmode", "opaque");
	mem.write("viddit");
	
	return false;
}

videoLgFlash = function() {
	//var mem = new FlashObject("Bumbershoot.swf", "video", "720", "520", "7", "#ffffff");
	var mem = new FlashObject("http://www.youtube.com/v/2JGZ58vMNCM&rel=1", "video", "400", "400", "7", "#ffffff");
	mem.addParam("wmode", "opaque");
	mem.write("viddit");
	
	return false;
}

historyFlash = function() {
	var fc = new FlashObject("_history.swf", "history", "460", "326", "7", "#ffffff");
	fc.addParam("wmode", "opaque");
	fc.write("flashcontent");
	
	return false;
}

/* SET UP NAV FOR IE6 AND OLDER */
startList = function() {
if (document.all&&document.getElementById) {
navRoot = $("nav");
	for (i=0; i<navRoot.childNodes.length; i++) {
	node = navRoot.childNodes[i];
	if (node.nodeName=="LI") {
		node.onmouseover=function() {
			this.className+=" over";
		}
		node.onmouseout=function() {
			this.className=this.className.replace(" over", "");
		}
	}
	}
}
}

/** browser sniffer **/
var BrowserDetect = {
	init: function () {
		this.browser = this.searchString(this.dataBrowser) || "An unknown browser";
		this.version = this.searchVersion(navigator.userAgent)
			|| this.searchVersion(navigator.appVersion)
			|| "an unknown version";
		this.OS = this.searchString(this.dataOS) || "an unknown OS";
	},
	searchString: function (data) {
		for (var i=0;i<data.length;i++)	{
			var dataString = data[i].string;
			var dataProp = data[i].prop;
			this.versionSearchString = data[i].versionSearch || data[i].identity;
			if (dataString) {
				if (dataString.indexOf(data[i].subString) != -1)
					return data[i].identity;
			}
			else if (dataProp)
				return data[i].identity;
		}
	},
	searchVersion: function (dataString) {
		var index = dataString.indexOf(this.versionSearchString);
		if (index == -1) return;
		return parseFloat(dataString.substring(index+this.versionSearchString.length+1));
	},
	dataBrowser: [
		{ 	string: navigator.userAgent,
			subString: "OmniWeb",
			versionSearch: "OmniWeb/",
			identity: "OmniWeb"
		},
		{
			string: navigator.vendor,
			subString: "Apple",
			identity: "Safari"
		},
		{
			prop: window.opera,
			identity: "Opera"
		},
		{
			string: navigator.vendor,
			subString: "iCab",
			identity: "iCab"
		},
		{
			string: navigator.vendor,
			subString: "KDE",
			identity: "Konqueror"
		},
		{
			string: navigator.userAgent,
			subString: "Firefox",
			identity: "Firefox"
		},
		{
			string: navigator.vendor,
			subString: "Camino",
			identity: "Camino"
		},
		{		// for newer Netscapes (6+)
			string: navigator.userAgent,
			subString: "Netscape",
			identity: "Netscape"
		},
		{
			string: navigator.userAgent,
			subString: "MSIE",
			identity: "Explorer",
			versionSearch: "MSIE"
		},
		{
			string: navigator.userAgent,
			subString: "Gecko",
			identity: "Mozilla",
			versionSearch: "rv"
		},
		{ 		// for older Netscapes (4-)
			string: navigator.userAgent,
			subString: "Mozilla",
			identity: "Netscape",
			versionSearch: "Mozilla"
		}
	],
	dataOS : [
		{
			string: navigator.platform,
			subString: "Win",
			identity: "Windows"
		},
		{
			string: navigator.platform,
			subString: "Mac",
			identity: "Mac"
		},
		{
			string: navigator.platform,
			subString: "Linux",
			identity: "Linux"
		}
	]

};
BrowserDetect.init();