$(window).load(function(){
	var autoIframe = function($iframe) {
		/* remove all height/width from iframe (inline styling and height/width attributes) - need to clear both because of crossbrowser issues */
		$iframe.css({'height':'','width':''}).attr('height','').attr('width','');
		/* grab the actual iframe dom element (not the jquery object wrapper) and manually set the width/height (need to set it manually and not with jquery because of crossbrowser issues)*/
		var iframe = $iframe.get(0);
		iframe.style.height = (iframe.contentWindow.document.body.scrollHeight + 35) + 'px';
		iframe.style.width = iframe.contentWindow.document.body.scrollWidth + 'px';
	};
	$('iframe.auto').each(function(){
		/* loop thru all iframes with the "auto" class and automatically resize them */
		autoIframe($(this));
		/* bind to the iframe's load event (and resize everytime the iframe reloads - user navigating within iframe) */
		$(this).load(function(){
			autoIframe($(this));
		});
	});
});

$(document).ready(function(){
	// ITs TC 1.1 sepecific code
	//Test center main navigation tab selection changes 
    $('#nav-physicians a').addClass('active');
    $('.col-main .copy table').removeAttr('align');
	/* BEGIN: alpha numeric menu */
	var sub = $('#alpha-numeric-sub');/* submenu (scrollable list of ajax'd content for each letter clicked) */
	var to;/* timeout for pseudo hoverIntent (can't use hoverIntent: SEE BELOW) */
	var current = $('#alpha-numeric .alpha li span');
	$(this).delegate('#alpha-numeric .alpha li','click',function(e){
		e.preventDefault();
		if (to) {
			/* if the menu is pending a fadeout, stop it */
			clearTimeout(to);
		}
		/* remove the 'open' class from any other li's, assign it to the clicked li (and grab the clicked li for later use) */
		$('#alpha-numeric .open').removeClass('open');
		 /* if clicked li is not the pages default letter, add 'inactive' class to default letter */
		if (!($(this).find('span').length)) {
			current.addClass('inactive'); 
		}		
		var t = $(this).addClass('open');
		var u = t.closest('ul').hasClass('num') ? 'ajax/tc_numeric.html' : 'ajax/tc_alpha.html';/* this should be dynamic at some point (i.e. tc_alpha.html?letter=A) */
		$.ajax({
			url: u,
			success: function(html) {
				/* insert ajax'd data, reset scroll to top */
				sub.html(html).show().scrollTop(0);
				/* calculate position of submenu based on clicked li's position and submenu's width (and don't let it overhang the right of the ul) */
				var pos = t.position();
				var left = pos.left - 1;
				var top = pos.top + t.outerHeight();
				var right = left + sub.outerWidth();
				/* don't let the submenu overhang the right of the ul */
				var ul = t.closest('ul');
				var overright = right - (ul.position().left + ul.outerWidth());
				if (overright > 0) {
					left -= overright;
				}
				/* show the submenu (and reset it's opacity - to avoid fadeIn/fadeOut bugs cross-browser) */
				sub.css({
					'left': left + 'px',
					'opacity':'',
					'top': top + 'px'
				});
				sub.scrollIntoView(35);/* scroll the page so the submenu is within the viewport */
			}
		});
	}).delegate('#alpha-numeric-sub, #alpha-numeric .open','mouseleave',function(){
		/* 
		NOTE: This recreates a pseudo hover intent effect 
		- the hoverIntent plug-in can't be used because it binds directly to the selected element, rather than using delegate on a parent element (as a result, when the "open" class moves from li to li, the hoverIntent doesn't work -- without rebinding each time)
		- also, more efficient to bind one listener to the document rather than binding (and rebinding) listeners to each li.
		*/
		/* user mouseouts of submenu or "open" li, close the submenu (after a slight delay) */
		to = setTimeout(function(){
			sub.stop().fadeOut(500,function(){
				$('#alpha-numeric .open').removeClass('open');
				current.removeClass('inactive');
			});
		},1000);
	}).delegate('#alpha-numeric-sub, #alpha-numeric .open','mouseenter',function(){
		/* if user hovers back over submenu or "open" li, cancel the close */
		clearTimeout(to);
	});
	/* END: ordering info browse by letter (or number) menu */
	
	/* BEGIN: test guides menu */
	$tg_browse = $('#tg-browse-wrap');
	if ($tg_browse.length) {
		$this = $tg_browse;
		var all_menus = $this.find('div.menu');/* grab all the dropdown/flyout menus */
		var all_filters = $this.find('div.filter');/* grab the top level filters */
		var scrolled = false;
		$this.delegate('div.title', 'click', function() {
			/* when user clicks any title (the text inside the filter)
				- hide all menus (and their flyouts)
				- move the active class from the old element to the new
				- slide down the new menu (and scroll the menu into view) */
			this_title = $(this);
			all_filters.removeClass('active');
			all_menus.hide();
			all_menus.find('li > ul').hide();
			all_menus.find('.active').removeClass('active');
			this_title.parent('div.filter').addClass('active');
			this_title.siblings('div.menu').slideDown(function(){
				$('#tg-menu').scrollIntoView(10);/* scroll the page so the dropdown menu is within the viewport */
			});
		});
		$(document).delegate('body', 'click', function() {
			/* close menus if user clicks outside */
			if (all_menus.is(':visible')) {
				all_menus.slideUp();
				all_filters.removeClass('active');
			}
		}).delegate('#tg-browse-wrap div.filter', 'click', function(e) {
			/* stop the event from bubbling up to the body (so the menu stays open if the user clicks inside) */
			e.stopPropagation();
		});
		var $tg_f_cond = $('#tg-filter-condition');
		if ($tg_f_cond.length) {/* by condition flyouts */
			$tg_f_cond.delegate('.flyout', 'click', function(e) {
				/* user clicks menu item with submenu */
				e.preventDefault();
				this_sp = $(this);
				sib_lis = this_sp.parent('li').siblings('li');
				sib_lis.find('ul').hide();/* hide any other flyouts */
				sib_lis.find('.active').removeClass('active');/* remove active class from old flyouts */
				this_sp.addClass('active')
				.siblings('ul').show();/* add active class to new flyout, show it */
			});
		}
	}
	/* END: test guides menu */
	
	// ITs TC 1.1 sepecific code
	/* test center v1.1 */
	var $find_test_guide_nav = $('.find-test-guide-nav');
	if ($find_test_guide_nav.length) {
		if (!jQuery.support.boxModel) { /* workaround for IE in quirksmode not honoring hover rules on links without href attribute */
			$find_test_guide_nav.delegate('a:not([href])', 'hover', function(e) {
				if (e.type == "mouseenter"){
				    $(this).addClass('hover');
				} else {
				    $(this).removeClass('hover');
				}
			});			
		}
		$find_test_guide_nav.delegate('.has-flyout', 'click', function(e) {
			e.preventDefault();
			/* cancel any pending closes of the flyout menu */
			clearTimeout(flyoutTO);
			/* hide the main flyout */
			var $flyout = $find_test_guide_nav.find('.flyout');
			var clickedFor=$(this).attr('id');
			var ajaxReq;
			var $loadFlyoutMenu = $find_test_guide_nav.find('#loagingFlyoutMenu');
			var $loadFlyoutGuide = $find_test_guide_nav.find('#loagingFlyoutGuide');
			$flyout.hide();
			if(ajaxReq){
				ajaxReq.abort();
			}
			$loadFlyoutGuide.hide();
			$loadFlyoutMenu.hide();
			$flyout.find('.active').removeClass('active');
			/* unmark the flyout link */
			$find_test_guide_nav.find('.has-flyout-open').removeClass('has-flyout-open');
			/* mark the clicked link as current, grab it's respective flyout menu */
			var $newflyout = $(this).addClass('has-flyout-open').closest('li').find('.flyout');
			var $newFlyoutText=trim($newflyout.text());
			if($newFlyoutText==""){
					var reqUrl = '/testcenter/testCenterFlyout.action?flyoutFor='+clickedFor;
					ajaxReq = $.ajax({
						url: reqUrl,
						dataType : "html",
							beforeSend: function(){
							try{
								var top = $find_test_guide_nav.find('a:hover').position().top+5;
								if(clickedFor.indexOf('Guide')>0){
									$loadFlyoutGuide.css({
										'top': top + 'px'
									});
									$loadFlyoutGuide.show();
								}else{
									$loadFlyoutMenu.css({
										'top': top + 'px'
									});
									$loadFlyoutMenu.show();
								}
							}catch(e){}
						 },
							success: function(html) {
								var flyDiv = document.getElementById(clickedFor+'Div');
								$loadFlyoutGuide.hide();
								$loadFlyoutMenu.hide();
								flyDiv.innerHTML = html;
								/* make sure the new menu is in the default state */
								$newflyout.find('.level, .col').hide();
								$newflyout.find('.col1').show();
								$newflyout.find('.bdy-inner').css({'margin-left':'0'});
								/* show the new menu */
								$newflyout.show();
								$newflyout.scrollIntoView(20); /* scroll the page so the menu is within the viewport */
								/* click outside of flyout will close it */
								$(document).bind('click.tcflyout', function(event) {
									target = $(event.target);
									if (!target.parents().hasClass("flyout")) {
										flyoutClose();
									}
								});
								e.stopPropagation();
							}
						});
				}else{
					/* make sure the new menu is in the default state */
					$newflyout.find('.level, .col').hide();
					$newflyout.find('.col1').show();
					$newflyout.find('.bdy-inner').css({'margin-left':'0'});
					/* show the new menu */
					$newflyout.show();
					$newflyout.scrollIntoView(20); /* scroll the page so the menu is within the viewport */
					/* click outside of flyout will close it */
					$(document).bind('click.tcflyout', function(event) {
						target = $(event.target);
						if (!target.parents().hasClass("flyout")) {
							flyoutClose();
						}
					});
					e.stopPropagation();
				}
			});
		/* close the flyout if user isn't interacting with it anymore */
		var flyoutTO;
		$find_test_guide_nav.delegate('.flyout, .has-flyout-open', 'mouseleave', function() {
			flyoutTO = setTimeout(function(){
				flyoutClose();
			},3000);
		}).delegate('.flyout, .has-flyout-open', 'mouseenter', function() {
			clearTimeout(flyoutTO);
		});
		
		/* fade out the flyout */
		var flyoutClose = function()
		{
		   	$find_test_guide_nav.find('.flyout').fadeOut(500,function(){
				/* reset the flyout to the default state */
				$find_test_guide_nav.find('.level, .col').hide();
				$find_test_guide_nav.find('.col1').show();
				$find_test_guide_nav.find('div.find-test-message').hide();
			});
			$find_test_guide_nav.find('.has-flyout-open').removeClass('has-flyout-open');
			$(document).unbind('click.tcflyout');
		}
		
		$find_test_guide_nav.each(function() { 
			var this_message_el = $(this).find('div.find-test-message');
			$(this).delegate('.col a[data-next]', 'click', function(e) {			
			/* grab the col div (and the columns index) */
			var $col = $(this).closest('.col');
			var col_idx = $col.index();
			/* grab all future columns */
			var $cols = $col.nextAll();
			e.preventDefault();
			/* grab the flyout */
			var $flyout = $(this).closest('.flyout');
			/* grab the breadcrumbs (and the one at the same index as the column) */
			var $crumbs = $flyout.find('.hdr .level');
			var $crumb = $($crumbs.get(col_idx));
			/* show all crumbs and arrows */
			$crumbs.show().find('.arrow').show();
			/* hide future crumbs */
			$crumb.nextAll().hide();
			/* hide the current crumb's arrow, update the current crumb's text */
			$crumb.find('.arrow').hide();
			$crumb.find('.crumb').text($(this).text());
			/* remove the active class from any other links in this column, mark the clicked link as active */
			$col.find('.active').removeClass('active');
			$(this).addClass('active');
			/* remove the active class from any links in any future columns */
			$cols.find('.active').removeClass('active');
			/* hide all future columns, show the next column */
			$cols.hide();
			var $next_col = $col.next().show();
			/* grab the next subset's id */
			var next_subset = $(this).data('next');
			/* NOTE: this if check is temporary and is only in place because some of the menus aren't finalized yet, when finalized all items will have the data-next attribute */
			if (next_subset) {
				/* hide all future subsets of data */
				$col.nextAll().find('.subset').hide();
				var nxtObjData = $next_col.find('.subset[data-id="' + next_subset + '"]').text();
				var clickedForByName=$(this).attr('id');
				if(nxtObjData==""){
					var reqUrl = '/testcenter/testCenterFlyout.action?fromFlyOut=true&flyoutFor='+clickedForByName+'&byName='+next_subset+'&dataNextId='+next_subset;
					$.ajax({
						url: reqUrl,
						dataType : "json",
						success: function(jsonObj){
							if(clickedForByName=="testMenuByName"){
								replaceHtml(document.getElementById('testMenuFlyoutCol1'),jsonObj.col2);
							}
							if(clickedForByName=="testGuideByName"){
									replaceHtml(document.getElementById('testGuideFlyoutCol1'),jsonObj.col2);
								if(jsonObj.col3){
									replaceHtml(document.getElementById('testGuideFlyoutCol2'),jsonObj.col3);
								}
							}
						},
						error: function(jsonObj){
							if(jsonObj.col2 && jsonObj.col2 != 'undefined'){
								if(clickedForByName=="testGuideByName"){
									replaceHtml(document.getElementById('testGuideFlyoutCol1'),jsonObj.col2);
								}
								if(clickedForByName=="testMenuByName"){
									replaceHtml(document.getElementById('testMenuFlyoutCol1'),jsonObj.col2);
								}
							}
						}
					});
				}
				
				/* show the next subset that corresponds to the clicked link */
				var selected_subset = $next_col.find('.subset[data-id="' + next_subset + '"]')
				var selected_subset_lnks = selected_subset.find('li a[href]');
				// if the next column contains only one link, open it 
				if (selected_subset_lnks.length == 1) {
					$find_test_guide_nav.find('.flyout').hide();
					$find_test_guide_nav.find('.has-flyout-open').removeClass('has-flyout-open');
					var selected_subset_uri = selected_subset_lnks.eq(0).attr('href');
					if(selected_subset_uri.indexOf('.pdf') > 0){
						sendAnaLyticTOGoogleFromJS(selected_subset_uri,'TEMP');
						var WinTest = window.open(selected_subset_uri);
					}else
						window.location = selected_subset_uri;
				} else {
					selected_subset.show();
				}
			}
			/* grab the old center column index (index of the column in the center of menu viewport) */
			var old_idx = $flyout.data('center_col');
			/* set the new viewport margin to an invalid number (used to check if animating will be necessary) */
			var m = -1;
			if (col_idx > old_idx && $col.next().length) {
				/* if the new column is after the current center column index (and there's another column after the new one), slide viewport to reveal next column */
				m = ($col.outerWidth() * (col_idx - 1));
			} else if (col_idx < old_idx) {
				/* if the new column is before the current center column, slide viewport to reveal it */
				m = ($col.outerWidth() * (col_idx));
			}
			/* animate the viewport if necessary */
			if (m !== -1) {
				$flyout.find('.bdy-inner').animate({
					'margin-left':'-' + m + 'px'
				},500);
			}
			/* calculate the new center column index (used for next time) */
			var center_col;
			if (col_idx === 0) {
				/* if the current column is the first column, the center column is the next column */
				center_col = 1;
			} else if (!$col.next().length) {
				/* if the current column isn't the last column, the center column is the previous column */
				center_col = col_idx - 1;
			} else {
				/* if the current column has columns on either side, it's the center column */
				center_col = col_idx;
			}
			/* store it away */
			$flyout.data('center_col',center_col);
				/* reveal message if this is the alpha menu */
				if ($(this).closest('ul').is('.alpha') && this_message_el.is(':hidden')) {
					this_message_el.show();
				}
			});
		});
		
		$find_test_guide_nav.delegate('.level .crumb', 'click', function(e) {
			e.preventDefault();
			/* grab the level div, and the flyout menu */
			var $level = $(this).closest('.level');
			var $flyout = $level.closest('.flyout');
			/* grab all the columns in the flyout */
			var $cols = $flyout.find('.col');
			/* grab the column at the same index as the breadcrumb */
			var $col = $($cols.get($level.index()));
			/* find the active link in the column and "click" it (will trigger necessary show/hide/recenter logic) */
			$col.find('.active').trigger('click');
		});
	}
	
	var $algorithm = $('.algorithm');
	if ($algorithm.length) {		
		$('a.larger').each(function() {
			var dl = $(this).closest('.algorithm').find('.download').attr('href');
			$(this).fancybox({
				showCloseButton: false,
				padding: 0,
				onStart: function() {
					if ($.browser.msie && $.browser.version=="6.0")  { 
						$('#fancybox-hide-sel-frame').addClass('algorithm-ie6');
					}				
					var html = '';
					html += '<div id="fancybox-chrome">';
					html += '<a href="#" class="close">Close</a>';
					html += '<div class="pdf"><a target="_blank" href="' + dl + '">Download PDF</a></div>';
					html += '</div>';					
					$('#fancybox-content').before(html);
				},
				onComplete: function() {
					x = parseFloat($('#fancybox-wrap').css('top'));
					x -= 12;
					$('#fancybox-wrap').css( "top", x + "px" );
					$('#fancybox-chrome').delegate('.close','click',function(e) {
						e.preventDefault();
						$.fancybox.close();
					});
				},
				onClosed: function() {
					$('#fancybox-chrome').remove();
				}
			});
		});
	}
});

$(document).ready(function(){
	$('#labs').change( function() {
		var labName = $("#labs option:selected").text();
		if(!labName || labName==""){
			var e = document.getElementById("labs");
			var labName = e.options[e.selectedIndex].text;
		}
		//var labName = trim($('#uniform-labs span').text());		
		var labCode = $(this).attr('value');
		createCookie("TC11SelectedLabName",labName,365);
		createCookie("TC11SelectedLabCode",labCode,365);
	});
});



var _gaq = _gaq || [];
_gaq.push(['_setAccount', 'UA-921392-12']);

(function() {			  
	var ga = document.createElement('script'); ga.type = 'text/javascript'; ga.async = true;
	ga.src = ('https:' == document.location.protocol ? 'https://ssl' : 'http://www') + '.google-analytics.com/ga.js';
	var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(ga, s);						  
})();


function sendAnaLyticTOGoogleFromJS(URLofLink,placeOfDownload){
	_gaq.push(['_trackEvent', 'Algorithm Downloads', URLofLink,placeOfDownload]);
}


function createCookie(name,value,days){
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}
function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function eraseCookie(name) {
	createCookie(name,"",-1);
}
	
// ITs TC 1.1 sepecific code
//--------------Start Search Code ------------------//
var inSearchPage = false;
function redirectToSearch(val){
	if(inSearchPage)
		searchResult();
	else
		window.location="/home/search.html?keyWord="+val;
}
function searchResult(){
	var ifr = document.getElementById('iframe-searchresults');
	var keyword = document.getElementById('header-search-text').value;
	ifr.action="post";
	ifr.src = "/search/magnolia.action?keyWord="+keyword;
}
function parseURL(){
	var urlparam = (document.location.search).replace("?","");
	var uri = document.location.search;
	if(uri.indexOf('?')<0){
		urlparam="keyWord=";
	}
	document.getElementById('header-search-text').value = (urlparam).replace("keyWord=","");
	var ifr = document.getElementById('iframe-searchresults');
	ifr.action="post";
	ifr.src = "/search/magnolia.action?"+urlparam;
}
function trim(stringToTrim) {
	return stringToTrim.replace(/^\s+|\s+$/g,"");
}

$('a').click(function(e){
	if($(this).attr('href')){
		var link=$(this).attr('href').toLowerCase();
		if(link.indexOf('.pdf')>0){
			$(this).attr('target','_blank');
					e.stopImmediatePropagation();
			}
	}
});




function replaceHtml(el, html) {
	var oldEl = typeof el === "string" ? document.getElementById(el) : el;
	/*@cc_on // Pure innerHTML is slightly faster in IE
		oldEl.innerHTML = html;
		return oldEl;
	@*/
	var newEl = oldEl.cloneNode(false);
	newEl.innerHTML = oldEl.innerHTML + html;
	
	oldEl.parentNode.replaceChild(newEl, oldEl);
	/* Since we just removed the old element from the DOM, return a reference
	to the new element, which can be used to restore variable references. */
	return newEl;
};