/******
 *
 * js.js
 * Edge Media Design
 * 2/26/2009
 * 
 ******/

/******
 * Initial Variables
 ******/

d=document;

/******
 * Media Player / Live Show
 ******/

function launchPlayer(messageID){
	if(playerWin){
		playerWin.close();
	}
	var playerWin=window.open('/media_player.asp?messageID=' + messageID,playerWin,'width=550,height=450,toolbar=false,resizable=false,menubar=false,scrollbars=false,status=false');
}	

function launchPlayerLarge(messageID,winWidth,winHeight){
	if(playerWin){
		playerWin.close();
	}
	var playerWin=window.open('/media_player.asp?type=large&messageID=' + messageID,playerWin,'width=' + winWidth + ',height=' + winHeight + ',toolbar=false,resizable=false,menubar=false,scrollbars=false,status=false');
}

function launchLive(){
	if(playerWin){
		playerWin.close();
	}
	var playerWin=window.open('/live.html', playerWin,'width=900,height=650,toolbar=false,resizable=false,menubar=false,scrollbars=false,status=false');
}	

/******
 * Window Openers
 ******/

function popNewWindow(eventID, type) {
	window.open('/event_detail.asp?id=' + eventID + '&type=' + type, '_blank', 'width=450, height=450, scrollbars=yes, menubar=no');
}

function popEmailWindow(thisHREF,title) {
	window.open('/emailThisPage.asp?href=' + thisHREF + '&title=' + title, '_blank', 'width=450, height=450, scrollbars=no, menubar=no');
}

function fileDownload(filePath){
	filePath = URLencode(filePath);
	var fileDownloader=window.open('/file_download_launch.asp?filePath=' + filePath,'fileDialog','width=400,height=300,toolbar=false,resizable=false,menubar=false,scrollbars=false,status=false');
}

//FUNCTION TO LAUNCH FELLOWSHIP ONE WEBLINK WINDOWS
function launchF1(url){
	if(f1Win){
		f1Win.close();
	}
	var f1Win=window.open(url,f1Win,'width=650,height=750,toolbar=0,resizable=1,menubar=0,scrollbars=1,status=0');
}	

/******
 * SF Hover
 ******/

//sfHover couresty of http://www.htmldog.com (http://www.htmldog.com/articles/suckerfish/dropdowns/)
sfHover = function() {
	var sfEls = d.getElementById("nav").getElementsByTagName("li");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}


function showStaff(total, obj, source){  
	for(var i=1; i<=total; i++){
		if(i==obj){
			d.getElementById('staff' + obj).style.display='';
			var image="<img src='" + source + "'>";
			d.getElementById('staff_image' + obj).innerHTML=image;
		}else{
			d.getElementById('staff' + i).style.display='none';
		}
	}
}

/******
 * Utility
 ******/

function URLencode(sStr) {
	return escape(sStr).replace(/\+/g, '%2C').replace(/\"/g,'%22').replace(/\'/g, '%27');
}

//getElementsByClassName() Written by Jonathan Snook, http://www.snook.ca/jonathan; Add-ons by Robert Nyman, http://www.robertnyman.com
function getElementsByClassName(oElm, strTagName, strClassName){
	var arrElements = (strTagName == "*" && document.all)? document.all : oElm.getElementsByTagName(strTagName);
	var arrReturnElements = new Array();
	strClassName = strClassName.replace(/\-/g, "\\-");
	var oRegExp = new RegExp("(^|\\s)" + strClassName + "(\\s|$)");
	var oElement;
	for(var i=0; i<arrElements.length; i++){
		oElement = arrElements[i];      
		if(oRegExp.test(oElement.className)){
			arrReturnElements.push(oElement);
		}   
	}
	return (arrReturnElements);
}

function updateName(myName){
	if(myName){
		d.getElementById('staff_name').innerHTML=myName;
	}else{
		d.getElementById('staff_name').innerHTML="Click a photo below to view details";
	}
}

function killAnnounce(){
	d.getElementById('fullscreen').style.display='none';
	d.getElementById('screen').style.display='none';
}


function showHide(elementid){ 
	if (d.getElementById(elementid).style.display == 'none'){ 
		d.getElementById(elementid).style.display = '';
	} else { 
		d.getElementById(elementid).style.display = 'none'; 
	} 
}

function RGBtoHex(R,G,B) {return toHex(R)+toHex(G)+toHex(B)}

function toHex(N) {
	if (N==null) return "00";
	N=parseInt(N); if (N==0 || isNaN(N)) return "00";
	N=Math.max(0,N); N=Math.min(N,255); N=Math.round(N);
	return "0123456789ABCDEF".charAt((N-N%16)/16) + "0123456789ABCDEF".charAt(N%16);
}

//http://www.robertnyman.com/2006/04/24/get-the-rendered-style-of-an-element/
//getStyle(document.getElementById("container"), "font-size");
function getStyle(oElm, strCssRule){
var strValue = "";
	if(document.defaultView && document.defaultView.getComputedStyle){
		strValue = document.defaultView.getComputedStyle(oElm, "").getPropertyValue(strCssRule);
	}
	else if(oElm.currentStyle){
		strCssRule = strCssRule.replace(/\-(\w)/g, function (strMatch, p1){
				return p1.toUpperCase();
			});
		strValue = oElm.currentStyle[strCssRule];
	}
	return strValue;
}


/******
 * Start Up
 ******/

function startUp(){
	defineBrowser(navigator.userAgent);
	if(d.getElementById("nav")){
		sfHover();
		//cufonReplacement();
		$('#nav ul li ul li:last-child').addClass('last');
	}
	if(d.getElementById("standard_login")){
		bodyOnLoad();
	}
	if(d.getElementById("volunteer_form")){
		fnInitializeFormElements();
	}
	if(d.getElementById("connect")){
		fnConnectPage();
	}
	if(d.getElementById("content_full")){
		$('#content_full').parent().parent().addClass('full');
	}
	if(d.getElementById("home_images")){
		fnHomeImages();
	}
	if(d.getElementById("emailToFriend")){
		fnSendToFriend();
	}
	if(d.getElementById("features")){
		//fnFeatures();
		fnSiteFeatures();
	}
	if(d.getElementById("group_nav")){
		groupNavHover();
	}
    if(d.getElementById("archives")){
	  	hidePageName();
	  	podcastButton();
    }
}

window.onload=startUp;

function fnSiteFeatures() {
	$('#features').features({
		name: 'PrincetonAllianceFeatures',
		autoplay: true,
		delay: 4000,
		fadeDelay: 500,
		showPanel: false,
		showControls: true,
		showPlayBack: false,
		thumbControl: false
	});
}

function hidePageName(){
  d.getElementById('pageName').style.display = 'none'; 
}

function podcastButton(){
  $("a.podcast").parent('li').addClass("podcastLi");

  $(".podcastLi").mouseover(function() {
	  $("div.podcastList").removeClass("hidden");
  }).mouseout(function(){
	  $("div.podcastList").addClass("hidden");
});
}


//features image rotation
function fnFeatures() {
	$('#features #imageRotation a').css({opacity: 0.0});
	$('#features #imageRotation a:first').addClass('shown').css({opacity: 1.0});
	
	$('#features a').css("visibility","visible");
	
	fullCount = $('#features #imageRotation a:last').prevAll().length;
	
	if(fullCount >=1 ) {
		runFeatures();
	}
	
	$('#features #imageRotation').mouseover(function(){
      	$(this).stopTime('featureRotate');
    }).mouseout(function(){
		if(fullCount >=1 ) {
			runFeatures();
		}
  	});
	
	
	$('#features #imageControls a.next').click(function(){
		$('#features #imageRotation').stopTime('featureRotate');
		changeFeature();
		if(fullCount >=1 ) {
			runFeatures();
		}
	});
	
	$('#features #imageControls a.prev').click(function(){
		$('#features #imageRotation').stopTime('featureRotate');
		currentIndex = $('#features #imageRotation a.shown').prevAll().length;
		
		$('#features #imageRotation a.shown').animate({opacity: 0.0}, 1000).removeClass('shown');
		$('#features #imageRotation a').eq(currentIndex-1).css({opacity: 0.0}).addClass('shown').animate({opacity: 1.0}, 500);
		runFeatures();
	});
}

// Runs Home Images on Timer
function runFeatures() {
	$('#features #imageRotation').everyTime(5000, 'featureRotate', function() {
		changeFeature();
	});
}

// Proceeds to next Home Image
function changeFeature() {	
	currentIndex = $('#features #imageRotation a.shown').prevAll().length;
	fullCount = $('#features #imageRotation a:last').prevAll().length;
	
	//fade out and fade in new
	if (currentIndex == fullCount) {
		$('#features #imageRotation a.shown').animate({opacity: 0.0}, 1000).removeClass('shown');
		$('#features #imageRotation a:first').eq(0).css({opacity: 0.0}).addClass('shown').animate({opacity: 1.0}, 500);
	} else {
		$('#features #imageRotation a.shown').animate({opacity: 0.0}, 1000).removeClass('shown');
		$('#features #imageRotation a').eq(currentIndex+1).css({opacity: 0.0}).addClass('shown').animate({opacity: 1.0}, 500);
	}
}; 


// Cufon Replaced Items 
function cufonReplacement(){
	Cufon.replace('#pageName');
	Cufon.replace('#related_pages .name');
	Cufon.replace('#contact_us .name');
	Cufon.replace('#group_nav .name');
	Cufon.replace('#group_links');
}

// Hover remove selected state from group nav
function groupNavHover(){
  	$("#group_nav ul li a").hover(
  		function () {
  		  $("#group_nav li a.selected").addClass("hovering");
  		},
  		function () {
  		  $("#group_nav li a.hovering").removeClass("hovering");
  		}
	);
}


// CONNECT PAGE SCRIPT 
function fnConnectPage(){
	connectNavigation();
	connectRotation();
	$('#connect .content').fadeIn('slow');
	$('#connect .content .block:first').addClass('selected');
	$('#connect .nav li:first a').addClass('selected');
	
}

function connectNavigation(){
	$('#connect .nav li a').hover(function() {
		currentIndex = $(this).parent().prevAll().length;
	
		$('#connect .selected').removeClass('selected');
		$(this).addClass('selected');
		$('#connect .content .block').eq(currentIndex).css({opacity: 0.0}).addClass('selected').animate({opacity: 1.0}, 500);
	});
}

function connectRotation() {
	$('#connect .rotation img').css({opacity: 0.0});	
	setInterval('rotate()',4000);
}

function rotate() {	
	//Get the first image
	var current = ($('#connect .rotation img.show')?  $('#connect .rotation img.show') : $('#connect .rotation img:first'));

	//Get next image, when it reaches the end, rotate it back to the first image
	var next = ((current.next().length) ? ((current.next().hasClass('show')) ? $('#connect .rotation img:first') :current.next()) : $('#connect .rotation img:first'));	
	
	//Set the fade in effect for the next image, the show class has higher z-index
	next.css({opacity: 0.0})
	.addClass('show')
	.animate({opacity: 1.0}, 1000);

	//Hide the current image
	current.animate({opacity: 0.0}, 1000)
	.removeClass('show');
	
	$('#connect .rotation').css('background-image','none');
};


function fnHomeImages() {
	$('#home_images .rotation div').css({opacity: 0.0});
	
	$('#home_images .rotation div:first').addClass('shown').css({opacity: 1.0});
	$('#home_images #controls a:first').addClass('selected');
	
	
	$('#home_images img').css("visibility","visible");
	
	fullCount = $('#home_images .rotation div:last').prevAll().length;
	
	if(fullCount >=1 ) {
		runHomeImages();
	}
	
	$('#home_images .rotation').mouseover(function(){
      	$(this).stopTime('rotation');
    }).mouseout(function(){
		if(fullCount >=1 ) {
			runHomeImages();
		}
  	});
	
	
	$('#home_images a.next').click(function(){
		$('#home_images .rotation').stopTime('rotation');
		changeImage();
		if(fullCount >=1 ) {
			runHomeImages();
		}
	});
	
	$('#home_images a.prev').click(function(){
		$('#home_images .rotation').stopTime('rotation');
		currentIndex = $('#home_images .rotation div.shown').prevAll().length;
		
		$('#home_images .rotation div.shown').animate({opacity: 0.0}, 1000).removeClass('shown');
		$('#home_images .rotation div').eq(currentIndex-1).css({opacity: 0.0}).addClass('shown').animate({opacity: 1.0}, 500);
		$('#home_images #controls a.selected').removeClass('selected');
		$('#home_images #controls a').eq(currentIndex-1).addClass('selected');
		
		if(fullCount >=1 ) {
			runHomeImages();
		}
	});
	
	$('#home_images #controls a').click(function(){
		$('#home_images .rotation').stopTime('rotation');
		
		count = $(this).prevAll().length;
		
		$('#home_images .rotation div.shown').animate({opacity: 0.0}, 1000).removeClass('shown');
		$('#home_images #controls a.selected').removeClass('selected');
		
		$('#home_images .rotation div').eq(count).css({opacity: 0.0}).addClass('shown').animate({opacity: 1.0}, 500);
		$('#home_images #controls a').eq(count).addClass('selected');
		
		if(fullCount >=1 ) {
			runHomeImages();
		}
	});
}

// Runs Home Images on Timer
function runHomeImages() {
	$('#home_images .rotation').everyTime(5000, 'rotation', function() {
		changeImage();
	});
}

// Proceeds to next Home Image
function changeImage() {	
	currentIndex = $('#home_images .rotation div.shown').prevAll().length;
	fullCount = $('#home_images .rotation div:last').prevAll().length;
	
	//fade out and fade in new
	if (currentIndex == fullCount) {
		$('#home_images .rotation div.shown').animate({opacity: 0.0}, 1000).removeClass('shown');
		$('#home_images .rotation div:first').eq(0).css({opacity: 0.0}).addClass('shown').animate({opacity: 1.0}, 500);
		$('#home_images #controls a.selected').removeClass('selected');
		$('#home_images #controls a:first').addClass('selected');
	} else {
		$('#home_images .rotation div.shown').animate({opacity: 0.0}, 1000).removeClass('shown');
		$('#home_images .rotation div').eq(currentIndex+1).css({opacity: 0.0}).addClass('shown').animate({opacity: 1.0}, 500);
		$('#home_images #controls a.selected').removeClass('selected');
		$('#home_images #controls a').eq(currentIndex+1).addClass('selected');
	}
}; 


/* Adds Send to friend text and hover effect */
function fnSendToFriend() {
	
	$('#emailToFriend a').append('<span>SEND TO A FRIEND</span>');
	
	$('#emailToFriend a span').css('margin-left','150px');
	
	var $marginLefty = $('#emailToFriend a span');
    
	$marginLefty.css({
      marginLeft: $marginLefty.outerWidth() + 'px',
      display: 'block'
    });
    
    $('#emailToFriend a').hover(function() {
      $marginLefty.animate({
		  marginLeft: "0"
        //marginLeft: parseInt($marginLefty.css('marginLeft'),10) == 0 ? $marginLefty.outerWidth() : 0
      }, 1000 );
	},
	function(){
	  $marginLefty.animate({
		  marginLeft: "200"
	  }, 1000 );
	  return false;
    });

}


/* Javascript to determine browser and add as a class */
function defineBrowser(u){
	var ua = u.toLowerCase();
	is=function(t){return ua.indexOf(t)>-1;};
	g='gecko';
	w='webkit';
	s='safari';
	o='opera';
	h=document.getElementsByTagName('html')[0];
	b=[(!(/opera|webtv/i.test(ua))&&/msie\s(\d)/.test(ua))?('ie ie'+RegExp.$1):
		is('firefox/2')?g+' ff2':
		is('firefox/3.5')?g+' ff3 ff3_5':
		is('firefox/3')?g+' ff3':
		is('firefox/4')?g+' ff4':
		is('gecko/')?g:
		is('opera')?o+(/version\/(\d+)/.test(ua)?' '+o+RegExp.$1:(/opera(\s|\/)(\d+)/.test(ua)?' '+o+RegExp.$2:'')):
		is('konqueror')?'konqueror':
		is('chrome')?w+' chrome':
		is('iron')?w+' iron':
		is('applewebkit/')?w+' '+s+(/version\/(\d+)/.test(ua)?' '+s+RegExp.$1:''):
		is('mozilla/')?g:'',
		is('j2me')?'mobile':
		is('iphone')?'iphone':
		is('ipod')?'ipod':
		is('mac')?'mac':
		is('darwin')?'mac':
		is('webtv')?'webtv':
		is('win')?'win':
		is('freebsd')?'freebsd':(is('x11')||is('linux'))?'linux':'','js']; 
	c = b.join(' '); 
	h.className += ' '+c; return c;
}

/*
Replaces ActiveX object tags in response to MS06-014
*/

function replaceActiveX(){
  if (navigator.appName == "Microsoft Internet Explorer"){
    var arrElements = new Array(1);
	arrElements[0] = "object";
	//arrElements[1] = "embed";
	//arrElements[2] = "applet";
    for (n=0; n<arrElements.length; n++){
	  objects = document.getElementsByTagName(arrElements[n]);
	  for (i = 0; i < objects.length; i++ ){
		var oldObject=objects[i];
		
		var newObject="<object style='visibility: visible';"
		
		
		
		if (oldObject.parentNode.childNodes[0].classid != '') {
			newObject = newObject + " classid='" + oldObject.parentNode.childNodes[0].classid + "'";
		}
		
		if (oldObject.parentNode.childNodes[0].codeBase != '') {
			newObject = newObject + " codebase='" + oldObject.parentNode.childNodes[0].codeBase + "'";
		}
		
		if (oldObject.parentNode.childNodes[0].width != '') {
			newObject = newObject + " width='" + oldObject.parentNode.childNodes[0].width + "'";
		}
		
		if (oldObject.parentNode.childNodes[0].height != '') {
			newObject = newObject + " height='" + oldObject.parentNode.childNodes[0].height + "'";
		}
		
		if (oldObject.parentNode.childNodes[0].id != '') {
			newObject = newObject + " id='" + oldObject.parentNode.childNodes[0].id + "'";
		}

		newObject = newObject + ">";
	    
		
		var params=oldObject.childNodes;
		for (var e=0; e<params.length; e++){
		  var new_param=document.createElement('param');
		  new_param.name=params[e].name;
		  new_param.value=params[e].value;
		  newObject+="<param name='" + new_param.name + "' value='" + new_param.value + "'>";
		} //end for params
		
		newObject+="</object>";
		
		oldObject.parentNode.innerHTML=newObject;
		
		
	  } //end for objects
	} //end for arrElements
  } //end if navigator.appName
} //end function



//JQUERY PLUGINS - DO NOT EDIT UNLESS 100% NECESSARY
// TIMING CONTROLS
jQuery.fn.extend({everyTime:function(interval,label,fn,times,belay){return this.each(function(){jQuery.timer.add(this,interval,label,fn,times,belay)})},oneTime:function(interval,label,fn){return this.each(function(){jQuery.timer.add(this,interval,label,fn,1)})},stopTime:function(label,fn){return this.each(function(){jQuery.timer.remove(this,label,fn)})}});
jQuery.event.special
jQuery.extend({timer:{global:[],guid:1,dataKey:"jQuery.timer",regex:/^([0-9]+(?:\.[0-9]*)?)\s*(.*s)?$/,powers:{'ms':1,'cs':10,'ds':100,'s':1000,'das':10000,'hs':100000,'ks':1000000},timeParse:function(value){if(value==undefined||value==null)return null;var result=this.regex.exec(jQuery.trim(value.toString()));if(result[2]){var num=parseFloat(result[1]);var mult=this.powers[result[2]]||1;return num*mult}else{return value}},add:function(element,interval,label,fn,times,belay){var counter=0;if(jQuery.isFunction(label)){if(!times)times=fn;fn=label;label=interval}interval=jQuery.timer.timeParse(interval);if(typeof interval!='number'||isNaN(interval)||interval<=0)return;if(times&&times.constructor!=Number){belay=!!times;times=0}times=times||0;belay=belay||false;var timers=jQuery.data(element,this.dataKey)||jQuery.data(element,this.dataKey,{});if(!timers[label])timers[label]={};fn.timerID=fn.timerID||this.guid++;var handler=function(){if(belay&&this.inProgress)return;this.inProgress=true;if((++counter>times&&times!==0)||fn.call(element,counter)===false)jQuery.timer.remove(element,label,fn);this.inProgress=false};handler.timerID=fn.timerID;if(!timers[label][fn.timerID])timers[label][fn.timerID]=window.setInterval(handler,interval);this.global.push(element)},remove:function(element,label,fn){var timers=jQuery.data(element,this.dataKey),ret;if(timers){if(!label){for(label in timers)this.remove(element,label,fn)}else if(timers[label]){if(fn){if(fn.timerID){window.clearInterval(timers[label][fn.timerID]);delete timers[label][fn.timerID]}}else{for(var fn in timers[label]){window.clearInterval(timers[label][fn]);delete timers[label][fn]}}for(ret in timers[label])break;if(!ret){ret=null;delete timers[label]}}for(ret in timers)break;if(!ret)jQuery.removeData(element,this.dataKey)}}}});
jQuery(window).bind("unload", function() {jQuery.each(jQuery.timer.global, function(index, item) {jQuery.timer.remove(item);});});