function validate_required(field,alerttxt)
{
	with (field)
	{
		if (value==null||value=="")
			{alert(alerttxt);return false}
		else {return true}
	}
}

function toggleLayer(whichLayer)
{
	 if (document.getElementById)
	 {
		  // this is the way the standards work
		  var style2 = document.getElementById(whichLayer).style;
		  style2.display = style2.display? "":"block";
	 }
	 else if (document.all)
	 {
		  // this is the way old msie versions work
		  var style2 = document.all[whichLayer].style;
		  style2.display = style2.display? "":"block";
	 }
	 else if (document.layers)
	 {
		  // this is the way nn4 works
		  var style2 = document.layers[whichLayer].style;
		  style2.display = style2.display? "":"block";
	 }
}

function verifyPW(field1, field2, result_id, match_html, nomatch_html) {
	this.field1 = field1;
	this.field2 = field2;
	this.result_id = result_id;
	this.match_html = match_html;
	this.nomatch_html = nomatch_html;

	this.check = function() {

		// Make sure we don't cause an error
		// for browsers that do not support getElementById
		if (!this.result_id) { return false; }
		if (!document.getElementById){ return false; }
		r = document.getElementById(this.result_id);
		if (!r){ return false; }

		if (this.field1.value != "" && this.field1.value == this.field2.value) {
			r.innerHTML = this.match_html;
		} else {
			r.innerHTML = this.nomatch_html;
		}
	}
}
//Gets the browser specific XmlHttpRequest Object
function getXmlHttpRequestObject() {
	if (window.XMLHttpRequest) {
		return new XMLHttpRequest(); //Not IE
	} else if(window.ActiveXObject) {
		return new ActiveXObject("Microsoft.XMLHTTP"); //IE
	} else {
		//Display your error message here. 
		//and inform the user they might want to upgrade
		//their browser.
		alert("Your browser doesn't support the XmlHttpRequest object.  Better upgrade to Firefox or IE 6+.");
	}
}			
//Get our browser specific XmlHttpRequest object.
var receiveReq = getXmlHttpRequestObject();		
//Initiate the asyncronous request.
function displayForm(spanname) {
	//Check to see if the XmlHttpRequests state is finished.
	if (receiveReq.readyState == 4) {
		//Set the contents of our span element to the result of the asyncronous call.
		document.getElementById(spanname).innerHTML = receiveReq.responseText;
	}
}
function slinkMenu(fieldName) {
	//If our XmlHttpRequest object is not in the middle of a request, start the new asyncronous call.
	// catName = document.cat_form.catName.value;
	// var smenu = "slink-" + slinkID ;
	catID = document.getElementById(fieldName).value;
	if (receiveReq.readyState == 4 || receiveReq.readyState == 0) {
		//Setup the connection as a GET call to SayHello.html.
		//True explicity sets the request to asyncronous (default).
		var spanname = "menu-" + fieldName;
		var file_to_open = "./ajax.php?a=slinkmenu&f=" + fieldName + "&c=" + catID;
		receiveReq.open("GET", file_to_open, true);
		//Set the function that will be called when the XmlHttpRequest objects state changes.
		receiveReq.onreadystatechange = function(){displayForm(spanname)};
		//Make the actual request.
		receiveReq.send(null);
	}			
}

function postLike(itemid, likestatus, style) {
	if (receiveReq.readyState == 4 || receiveReq.readyState == 0) {
		var file_to_open = "./submit.php?function=like&style=" + style + "&id=" + itemid + "&v=" + likestatus;
		receiveReq.open("GET", file_to_open, true);
		receiveReq.onreadystatechange = function(){displayLike(itemid)};
		receiveReq.send(null);
	}			
}

function postWatch(itemid, watchstatus) {
	if (receiveReq.readyState == 4 || receiveReq.readyState == 0) {
		var file_to_open = "./submit.php?function=watch&item_id=" + itemid + "&s=" + watchstatus;
		var watchspan = "watch-" + itemid;
		receiveReq.open("GET", file_to_open, true);
		receiveReq.onreadystatechange = function(){displayLike(watchspan)};
		receiveReq.send(null);
	}			
}

function displayLike(spanname) {
	if (receiveReq.readyState == 4) {
		document.getElementById(spanname).innerHTML = receiveReq.responseText;
	}
}

function listItem(hash, listid, style){
	var hash_array = hash.split(":");
	$("#ra_list_link"+listid).load('./submit.php?function=list&style=' + style + '&item_id='+hash_array[2]+'&list_id='+listid+'&c='+hash_array[1]);
	// $("#ra_list_link"+listid).empty();
}

function ra_rate_item(item_hash, rating){
	jQuery('#ra_rating_'+item_hash).empty().html('saving...');
	jQuery.post('./submit.php?function=item_rate&a=rate&item_hash='+item_hash+'&rating='+rating, function(data){
		$('#ra_rating_'+item_hash).empty().html(data);
	});
}

function ra_unrate_item(item_hash){
	$.post('./submit.php?function=item_rate&a=delete&item_hash=ra_rating_'+item_hash, function(data){
		$('#ra_rating_'+item_hash).empty().html(data);
	});			
}

function confirmSubmit(message)
{
var agree=confirm(message);
if (agree)
	return true ;
else
	return false ;
}

function ra_qvote(qhash, vote){
	var res = qhash.split(":");
	$.get("./submit.php?function=qvote&hash="+qhash+"&v="+vote, function(data){
		$('#ra_score_q'+res[2]).empty().html(data);
	});
}
function ra_avote(qhash, vote){
	var res = qhash.split(":");
	$.get("./submit.php?function=qvote&hash="+qhash+"&v="+vote, function(data){
		$('#ra_helpful_a'+res[2]).empty().html('Thank you for the feedback.');
	});
}
function ra_qanswer_form(qhash){
	var res = qhash.split(":");
	$('#ra_qaform_q'+res[2]).toggle();
}


function openModal() {
	document.getElementById("st_modal1").style.display = "block";
	googletag.cmd.push(function() { deployads.push(function() { deployads.gpt.display('div-gpt-ad-1320346148266-2'); }); });

	jQuery(document).keyup(function(e) {
	  if (e.keyCode === 27){closeModal();}
	  if (e.keyCode === 39){loadSlide( jQuery( '#st_next_id' ).val(), jQuery( '#st_gallery_id' ).val() );}
	  if (e.keyCode === 37){loadSlide( jQuery( '#st_prev_id' ).val(), jQuery( '#st_gallery_id' ).val() );}
	});		

}

function closeModal() {
  document.getElementById("st_modal1").style.display = "none";
}

function loadSlide(id, gallery){
	// jQuery('.st_lightbox_info_div').empty().html('Loading...');
	jQuery('#st_slide_img img').attr('src', 'https://images.singletracks.com/graphics/spacer.gif').css('height', 'auto').css('width', '100%');
	jQuery.getJSON(ajaxurl + '?action=st_functions_get_photo&gallery='+gallery+'&photo_id='+id, function(data){
						
		jQuery('#st_slide_img img').attr('src', data.meta.file_name );
		jQuery('#st_prev_id').val( data.prev );
		jQuery('#st_next_id').val( data.next );
		jQuery('#st_gallery_id').val( gallery );
		jQuery('.st_prev_slide').attr('onclick', 'loadSlide('+data.prev+', "'+gallery+'")' );
		jQuery('.st_next_slide').attr('onclick', 'loadSlide('+data.next+', "'+gallery+'")' );
		jQuery('#st_embed_forum').html( "[url=https://www.singletracks.com/photo.php?c="+data.catid+"&p="+id+"][img]"+data.meta.file_name+"[/img][/url]" );
		jQuery('#st_embed_html').html( "<a href='https://www.singletracks.com/photo.php?c="+data.catid+"&p="+id+"'><img src='"+data.meta.file_name+"' border='0' /></a>" );


		jQuery('#st_slide_img').show();
		photo_height = parseInt( data.meta.img_dims.split(':')[1] );
		
		topmargin = ( 800 - photo_height ) / 2;
		if ( topmargin < 0 ){topmargin = 0;}
		
		imagenewheight = jQuery( '#st_slide_img img' ).width() * data.meta.img_dims.split(':')[1] / data.meta.img_dims.split(':')[0];
		topmargin = ( 800 - imagenewheight ) / 2;
		if ( topmargin < 0 ){topmargin = 0;}
						

		if ( imagenewheight > 800 ){
			jQuery('#st_slide_img img').css('height', '800px').css('width', 'auto');
			topmargin = 0;
		}
		
		jQuery('#st_photo_comments').empty();
		jQuery('#st_slides_cached').append("<img src='"+data.cache[0].file_name+"' /><img src='"+data.cache[1].file_name+"' />");
		jQuery('#st_photog_avatar').attr('src', data.user.avatar);
		jQuery('#st_photog_name').text(data.user.name);
		jQuery('#st_photog_name').attr('href', './profile.php?u='+data.meta.user_id);
		jQuery('#st_photo_date').text( data.meta.date_format );
		jQuery('#st_photo_rating').empty().html( data.meta.rating_img );
		jQuery('#st_photo_caption').empty().html( '<em>' + data.meta.caption + '</em>' );
		photohash = data.meta.reverse_hash;
		jQuery('#st_photo_caption').append( data.edit_link );
		
		if ( data.my_rating > 0 ){jQuery('#st_photo_rating_option').hide();} else {jQuery('#st_photo_rating_option').show();}
		
		if ( typeof data.comments === 'object' && data.comments !== null ){
			jQuery.each( data.comments, function( key, comment ) {
				if ( comment.edit_url != 0 ){ edit_link = " <a href='"+comment.edit_url+"' class='st_text_small'>edit</a>";}
					else {edit_link = '';}
				jQuery('#st_photo_comments').append("<div><a href='./profile.php?u="+comment.user.id+"' class='st_link_stealth'><strong>"+comment.user.name+"</strong></a>: "+comment.comment+edit_link+"</div>");
				console.log( comment.comment );
			});
		}
		if ( typeof data.tags === 'object' && data.tags !== null ){
			linkarray = [];
			jQuery.each( data.tags, function( key, tag ) {
				linkarray.push( "<a href='"+tag[1]+"' class='st_link_stealth'>"+tag[0]+"</a>" );						
			});
			jQuery('#st_photo_tags').html( linkarray.join( ", " ) );					
		}
		
		jQuery('#st_photo_rateit').empty().html("<span id='ra_rating_"+data.meta.rating_hash+"'><ul id='st_rating_list' class='ra_rating' style='display: inline-block; top: 12px;'></ul></span>");
		var i;
		var classes = ["", "one", "two", "three", "four", "five"];
		for ( i=1; i <= 5; i++ ){
			jQuery('#st_rating_list').append('<li class="'+classes[i]+'"><a href="javascript:ra_rate_item(&quot;'+data.meta.rating_hash+'&quot;, '+i+');" class="st_link_stealth">'+i+'</a></li>');			
		}
		
		// googletag.pubads().refresh(slots['div-gpt-ad-1320346148266-2']);
		
		jQuery('#st_slide_img img').css('margin-top', topmargin);
	});
}


jQuery(function() {
	jQuery( "#st_comment_form" ).submit(function( event ) {
		mycomment = jQuery( '#st_photo_comment_text').val();
		jQuery( '#st_photo_comment_text').prop( 'disabled', true );
		jQuery.post( ajaxurl+'?action=st_functions_save_comment', { comment: mycomment, item_hash: photohash }, function( data ){
			console.log( data );
			jQuery( '#st_photo_comment_text').prop( 'disabled', false ).val('');
			jQuery( '#st_photo_comments' ).append('<div><strong>Me</strong>: '+mycomment+'</div>');
			var commentDiv = document.getElementById("st_photo_comments");
			commentDiv.scrollTop = commentDiv.scrollHeight;					
		}, 'json');
		event.preventDefault();
	});
});

function scrollToAnchor(aid){
	var aTag = $("a[name='"+ aid +"']");
	$('html,body').animate({scrollTop: aTag.offset().top},'slow');
}	

function st_load_more_reviews(start, itemid, collectid){
	jQuery.getJSON(ajaxurl+"?action=st_functions_get_reviews&item_id="+itemid+"&start="+start+"&collect_id="+collectid, function (data){
		jQuery('#more_reviews_block').append(data.code);
		jQuery('#more_reviews_btn'+start).hide();
	});
}


jQuery(function() {
	'use strict';

	if ( jQuery('#st_right_ad1').length && typeof jQuery('[data-sticky_column]').stick_in_parent === 'function' ){

		function activeStickyKit() {
			jQuery('[data-sticky_column]').stick_in_parent({
				offset_top: 120,
				parent: '[data-sticky_parent]',
				spacer: ".sticky-spacer",
			});

			// bootstrap col position
			jQuery('[data-sticky_column]')
			.on('sticky_kit:bottom', function(e) {
				var monkey = e.target;
				jQuery(this).parent().css('position', 'relative');
				jQuery(monkey).css('left', st_ad_left_posn-st_ad_parent_left_posn);
			})
			.on('sticky_kit:stick', function(e) {
				var monkey = e.target;
				jQuery(monkey).css('left', st_ad_left_posn);
			})
			.on('sticky_kit:unstick', function(e) {
				var monkey = e.target;
				jQuery(monkey).css('left', st_ad_left_posn);
				jQuery(monkey).css('position', 'static');
			})
			.on('sticky_kit:unbottom', function(e) {
				var monkey = e.target;
				jQuery(monkey).css('left', st_ad_left_posn);
				jQuery(this).parent().css('position', 'relative');
			});
		};
		activeStickyKit();

		function detachStickyKit() {
			jQuery('[data-sticky_column]').trigger("sticky_kit:detach");
		};

		//  stop sticky kit
		//  based on your window width

		var screen = 992;

		var windowHeight, windowWidth;
		windowWidth = jQuery(window).width();
		if ((windowWidth < screen)) {
			detachStickyKit();
		} else {
			activeStickyKit();
		}

		// windowSize
		// window resize
		function windowSize() {
			windowHeight = window.innerHeight ? window.innerHeight : jQuery(window).height();
			windowWidth = window.innerWidth ? window.innerWidth : jQuery(window).width();

		}
		windowSize();

		// Returns a function, that, as long as it continues to be invoked, will not
		// be triggered. The function will be called after it stops being called for
		// N milliseconds. If `immediate` is passed, trigger the function on the
		// leading edge, instead of the trailing.
		function debounce(func, wait, immediate) {
			var timeout;
			return function() {
				var context = this, args = arguments;
				var later = function() {
					timeout = null;
					if (!immediate) func.apply(context, args);
				};
				var callNow = immediate && !timeout;
				clearTimeout(timeout);
				timeout = setTimeout(later, wait);
				if (callNow) func.apply(context, args);
			};
		};

		jQuery(window).resize(debounce(function(){
			windowSize();
			jQuery(document.body).trigger("sticky_kit:recalc");
			if (windowWidth < screen) {
				detachStickyKit();
			} else {
				activeStickyKit();
			}
		}, 250));

		var ad_offsets = jQuery('#st_right_ad1').offset();
		var st_ad_left_posn = ad_offsets.left;
		var ad_offsets_parent = jQuery('#st_ad_row_parent').offset();
		var st_ad_parent_left_posn = ad_offsets_parent.left;

		/* this was throwing an error; not sure if it's even necessary?
		jQuery("[data-sticky_column]").each(function(){
			  posn = jQuery(this);
			  posn.data('fixed', posn.offset().left); // Left value for fixed position 
			  posn.data('absolute', posn.position().left); // Left value for absolute (on bottom)
		}); 
		*/
		
	}

	jQuery('.st_login_form input').addClass("form-control");
	jQuery('.login-username input').attr("placeholder", "Email Address");
	jQuery('.login-password input').attr("placeholder", "Password");
	jQuery('.login-submit input[type="submit"]').addClass('btn btn-primary');
	jQuery('.login-password').after('<p><a href="/wp-login.php?action=lostpassword">Lost password?</a></p>');
	jQuery(".st_caption_shortcode_fix").unwrap();
	jQuery("img.alignnone").css('margin-bottom', '20px').unwrap('p');
	jQuery("a img.alignnone").css('margin-bottom', '20px').unwrap().unwrap('p');
	// jQuery('p img.alignnone').parentsUntil('p > *').addBack().unwrap();

	jQuery('.ra_featured_card').click( function(){
		location.href = jQuery( this ).data('url');
	});

});	

function st_functions_multiple_text_input_add(field_name){
	var n = jQuery('#'+field_name+'_wrapper input').length + 1;
	jQuery('#'+field_name+'_wrapper').append("<div id='"+field_name+"_input_"+n+"'><input type='text' name='"+field_name+"["+n+"]' /><a href=\"javascript:st_functions_multiple_text_input_remove('"+field_name+"', "+n+")\">-</a></div>");
}

function st_functions_multiple_text_input_remove(field_name, index){
	jQuery('#'+field_name+'_input_'+ index).remove();
	
}

function st_functions_set_reply_id(reply_id){
	location.replace("#st_top_of_comment_form");
	jQuery('#comment_parent').val(reply_id);
}

/**
* @preserve HTML5 Shiv 3.7.2 | @afarkas @jdalton @jon_neal @rem | MIT/GPL2 Licensed
*/
!function(a,b){function c(a,b){var c=a.createElement("p"),d=a.getElementsByTagName("head")[0]||a.documentElement;return c.innerHTML="x<style>"+b+"</style>",d.insertBefore(c.lastChild,d.firstChild)}function d(){var a=t.elements;return"string"==typeof a?a.split(" "):a}function e(a,b){var c=t.elements;"string"!=typeof c&&(c=c.join(" ")),"string"!=typeof a&&(a=a.join(" ")),t.elements=c+" "+a,j(b)}function f(a){var b=s[a[q]];return b||(b={},r++,a[q]=r,s[r]=b),b}function g(a,c,d){if(c||(c=b),l)return c.createElement(a);d||(d=f(c));var e;return e=d.cache[a]?d.cache[a].cloneNode():p.test(a)?(d.cache[a]=d.createElem(a)).cloneNode():d.createElem(a),!e.canHaveChildren||o.test(a)||e.tagUrn?e:d.frag.appendChild(e)}function h(a,c){if(a||(a=b),l)return a.createDocumentFragment();c=c||f(a);for(var e=c.frag.cloneNode(),g=0,h=d(),i=h.length;i>g;g++)e.createElement(h[g]);return e}function i(a,b){b.cache||(b.cache={},b.createElem=a.createElement,b.createFrag=a.createDocumentFragment,b.frag=b.createFrag()),a.createElement=function(c){return t.shivMethods?g(c,a,b):b.createElem(c)},a.createDocumentFragment=Function("h,f","return function(){var n=f.cloneNode(),c=n.createElement;h.shivMethods&&("+d().join().replace(/[\w\-:]+/g,function(a){return b.createElem(a),b.frag.createElement(a),'c("'+a+'")'})+");return n}")(t,b.frag)}function j(a){a||(a=b);var d=f(a);return!t.shivCSS||k||d.hasCSS||(d.hasCSS=!!c(a,"article,aside,dialog,figcaption,figure,footer,header,hgroup,main,nav,section{display:block}mark{background:#FF0;color:#000}template{display:none}")),l||i(a,d),a}var k,l,m="3.7.2",n=a.html5||{},o=/^<|^(?:button|map|select|textarea|object|iframe|option|optgroup)$/i,p=/^(?:a|b|code|div|fieldset|h1|h2|h3|h4|h5|h6|i|label|li|ol|p|q|span|strong|style|table|tbody|td|th|tr|ul)$/i,q="_html5shiv",r=0,s={};!function(){try{var a=b.createElement("a");a.innerHTML="<xyz></xyz>",k="hidden"in a,l=1==a.childNodes.length||function(){b.createElement("a");var a=b.createDocumentFragment();return"undefined"==typeof a.cloneNode||"undefined"==typeof a.createDocumentFragment||"undefined"==typeof a.createElement}()}catch(c){k=!0,l=!0}}();var t={elements:n.elements||"abbr article aside audio bdi canvas data datalist details dialog figcaption figure footer header hgroup main mark meter nav output picture progress section summary template time video",version:m,shivCSS:n.shivCSS!==!1,supportsUnknownElements:l,shivMethods:n.shivMethods!==!1,type:"default",shivDocument:j,createElement:g,createDocumentFragment:h,addElements:e};a.html5=t,j(b)}(this,document);

/* Modernizr 2.7.2 (Custom Build) | MIT & BSD
 * Build: http://modernizr.com/download/#-fontface-backgroundsize-borderimage-borderradius-boxshadow-flexbox-hsla-multiplebgs-opacity-rgba-textshadow-cssanimations-csscolumns-generatedcontent-cssgradients-cssreflections-csstransforms-csstransforms3d-csstransitions-applicationcache-canvas-canvastext-draganddrop-hashchange-history-audio-video-indexeddb-input-inputtypes-localstorage-postmessage-sessionstorage-websockets-websqldatabase-webworkers-geolocation-inlinesvg-smil-svg-svgclippaths-touch-webgl-shiv-mq-cssclasses-addtest-prefixed-teststyles-testprop-testallprops-hasevent-prefixes-domprefixes-load
 */
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 * Licensed under https://github.com/scottjehl/Respond/blob/master/LICENSE-MIT
 *  */

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