/*
	jQuery Adjustable Height Tabs
	Based off of jQuery Coda-Slider v1.1 - http://www.ndoherty.com/coda-slider
	and slideViewer - http://www.gcmingati.net/wordpress/wp-content/lab/jquery/imagestrip/imageslide-plugin.html
	
	Requirements:
	-  jQuery 1.3.2 - http://docs.jquery.com/Downloading_jQuery
	-  jQuery easing 1.3 - http://gsgd.co.uk/sandbox/jquery/easing/
	- CSS included in index.html
*/

jQuery(function(){
	jQuery("div.csw").prepend("<p class='loading'><img src='/wp-content/themes/ah/img/ajax-loader.gif' /></p>");
});
var j = 0;
jQuery.fn.codaSlider = function(settings) {
	 settings = jQuery.extend({
     easeFunc: "easeInOutExpo",
     easeTime: 750,
     toolTip: false
  }, settings);
	return this.each(function(){
		var container = jQuery(this);
		// Remove the preloader gif...
		container.find("p.loading").remove();
		// Switch classes of panel container (allows javascript to degradable gracefully)
		container.removeClass("csw").addClass("stripViewer");
		// Get the width of a panel, set from CSS...
		var panelWidth = container.find("div.panel").width();
		// Create array of panel heights, set from CSS...
		var panelHeights = [];
		container.find("div.panel").each(function(){ panelHeights.push($(this).height())});
		
		
		// panelCount gives us a count of the panels in the container...
		var panelCount = container.find("div.panel").size();
		// Calculate the width of all the panels when lined up end-to-end...
		var stripViewerWidth = panelWidth*panelCount;
		// Use the above width to specify the CSS width for the panelContainer element...
		container.find("div.panelContainer").css("width" , stripViewerWidth);
		
		
		// Set the navWidth as a multiple of panelCount to account for margin-right on each li
		var navWidth = panelCount*2;
		
		// Specify the current panel.
		// If the loaded URL has a hash (cross-linking), we're going to use that hash to give the slider a specific starting position...
		if (location.hash && parseInt(location.hash.slice(1)) <= panelCount) {
			var cPanel = parseInt(location.hash.slice(1));
			var cnt = - (panelWidth*(cPanel - 1));
			jQuery(this).find("div.panelContainer").css({ left: cnt });
			
		// Otherwise, we'll just set the current panel to 1...
		} else { 
			var cPanel = 1;
		};
		
		// Set initial height
			container.css("height" , panelHeights[cPanel - 1]);
		
		
		// Create appropriate nav
		container.each(function(i) {
								
			// Create the Left and Right arrows
//			jQuery(this).before("<div style='display: none' class='stripNavL' id='stripNavL" + j + "'><a id='navLeft' href='#'>Left</a><\/div>");
//			jQuery(this).after("<div style='display: none' class='stripNavR' id='stripNavR" + j + "'><a id='navRight' href='#'>Right</a><\/div>");
			jQuery("#pnlContainer").before("<div style='display: none' class='stripNavL' id='stripNavL" + j + "'><a id='navLeft' href='#'>Left</a><\/div>");
			jQuery("#pnlContainer").after("<div style='display: none' class='stripNavR' id='stripNavR" + j + "'><a id='navRight' href='#'>Right</a><\/div>");
			
			
			
			// Tab nav
			jQuery("div#stripNav" + j + " a").each(function(z) {
				// Figure out the navWidth by adding up the width of each li
				navWidth += jQuery(this).parent().width();
				// What happens when a nav link is clicked
				jQuery(this).bind("click", function() {
					jQuery(this).addClass("current").parent().parent().find("a").not(jQuery(this)).removeClass("current"); // wow!
					var cnt = - (panelWidth*z);
					
					cPanel = z + 1;
					curHeight = panelHeights[cPanel-1];
					jQuery(this).parent().parent().parent().next().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
					jQuery(this).parent().parent().parent().parent().find("div.stripViewer").animate({ height: curHeight}, settings.easeTime, settings.easeFunc);
				});
			});
			
			// Left nav
			jQuery("div#stripNavL" + j + " a").click(function(){
				if (cPanel == 1) {
					var cnt = - (panelWidth*(panelCount - 1));
					cPanel = panelCount;
					jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().parent().find("li:last a").addClass("current");
				} else {
					cPanel -= 1;
					var cnt = - (panelWidth*(cPanel - 1));
					jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().prev().find("a").addClass("current");
				};
				curHeight = panelHeights[cPanel-1];
				jQuery(this).parent().parent().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
				jQuery(this).parent().parent().parent().parent().find("div.stripViewer").animate({ height: curHeight}, settings.easeTime, settings.easeFunc);
				// Change the URL hash (cross-linking)...
				location.hash = cPanel;
				return false;
			});
			
			// Right nav
			jQuery("div#stripNavR" + j + " a").click(function(){
				if (cPanel == panelCount) {
					var cnt = 0;
					cPanel = 1;
					jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().parent().find("a:eq(0)").addClass("current");
				} else {
					var cnt = - (panelWidth*cPanel);
					cPanel += 1;
					jQuery(this).parent().parent().find("div.stripNav a.current").removeClass("current").parent().next().find("a").addClass("current");
				};
				curHeight = panelHeights[cPanel-1];
				jQuery(this).parent().parent().find("div.panelContainer").animate({ left: cnt}, settings.easeTime, settings.easeFunc);
				jQuery(this).parent().parent().parent().parent().find("div.stripViewer").animate({ height: curHeight}, settings.easeTime, settings.easeFunc);
				// Change the URL hash (cross-linking)...
				location.hash = cPanel;
				return false;
			});
			
			// Same-page cross-linking
			jQuery("a.cross-link").click(function(){
				jQuery(this).parents().find(".stripNav ul li a:eq(" + (parseInt(jQuery(this).attr("href").slice(1)) - 1) + ")").trigger('click');
			});
			
			// Set the width of the nav using the navWidth figure we calculated earlier. This is so the nav can be centred above the slider
			jQuery("div#stripNav" + j).css("width" , navWidth);
			
			// Specify which tab is initially set to "current". Depends on if the loaded URL had a hash or not (cross-linking).
			if (location.hash && parseInt(location.hash.slice(1)) <= panelCount) {
				jQuery("div#stripNav" + j + " a:eq(" + (location.hash.slice(1) - 1) + ")").addClass("current");
			} else {
				jQuery("div#stripNav" + j + " a:eq(0)").addClass("current");
			}
			
		});
		
		j++;
  });
};
var imagePos;

$(document).ready(function(){
   	
	// Hover on side images
	$("ul.topImages li a, a.sideImg").hover(
      function () {
		$(this).children("img").animate({ 
        opacity: "0.5"
      }, 300 );
	}, 
      function () {
		$(this).children("img").animate({ 
        opacity: "1.0"
      }, 300 );
	});
	
	// Mask over featured box
	$(".homeLeftBox").append("<span class='featuredMask'></span>")
	
	/* Hover on home news boxes
	$("ul.homeNewsBox li span").css("opacity","0.0");
	$("ul.homeNewsBox li").hover(
      function () {
		$(this).children("span").animate({ 
        opacity: "1.0"
      }, 250 );
	}, 
      function () {
		$(this).children("span").animate({ 
        opacity: "0.0"
      }, 250 );
	});*/
	
	/* Remove title attribute on Featured divs
	$(".panel").hover(function () {$(this).removeAttr("title");},function () {$(this).addAttr("title");});*/
	
	// Add file upload boxes in Brief
	$(".attachFileButton").click(function () {$('.fileField').append('<input type="file" name="attachment[]"/><br />');$('fieldset.addFilesBox span').fadeIn(); return false;});
	
	// Focus/blur on form elements
	$("#innerPageContent input[type=text], #formsContent input[type=text]").focus(function () {$(this).addClass("fieldFocus");});
	$("#innerPageContent input[type=text], #formsContent input[type=text]").blur(function () {$(this).removeClass("fieldFocus");});
	
	$("fieldset.newsletterBox span input").focus(function () {
		$(this).parent().css({ "backgroundPosition":"0 -25px"});if(this.value==this.defaultValue)this.value='';});
	$("fieldset.newsletterBox span input").blur(function () {
		$(this).parent().css({ "backgroundPosition":"0 0"});if(this.value=='')this.value=this.defaultValue;});
	
	$("fieldset.contactNewsletterBox span input").focus(function () {
		$(this).parent().css({ "backgroundPosition":"0 -27px"});if(this.value==this.defaultValue)this.value='';});
	$("fieldset.contactNewsletterBox span input").blur(function () {
		$(this).parent().css({ "backgroundPosition":"0 0"});if(this.value=='')this.value=this.defaultValue;});
	
	$("fieldset.rightFieldset span textarea").focus(function () {
		$(this).parent().css({ "backgroundPosition":"0 -224px"});if(this.value==this.defaultValue)this.value='';});
	$("fieldset.rightFieldset span textarea").blur(function () {
		$(this).parent().css({ "backgroundPosition":"0 0"});if(this.value=='')this.value=this.defaultValue;});
	
	$("#formsContent span.textareaBox textarea").focus(function () {
		$(this).parent().css({ "backgroundPosition":"0 -113px"});if(this.value==this.defaultValue)this.value='';});
	$("#formsContent span.textareaBox textarea").blur(function () {
		$(this).parent().css({ "backgroundPosition":"0 0"});if(this.value=='')this.value=this.defaultValue;});
	
	$('#footrList a, a.viewOnlineButton').click(function(){
		window.open(this.href);
		return false;
	});
	
	
    /* Get absolute coordinates of top left corner of image. */
    image = $("#slider1");
    image = image[0];
	imagePos = findPos(image);

	$("#slider1").mousemove(function(e) {
	    /* Get mouse coordinates relative to top left corner of image. */
	    var x = e.pageX - imagePos[0];
	    var y = e.pageY - imagePos[1] - 70;
	    
	    /* Get image width and height. */
	    var height = this.offsetHeight;
	    var width = this.offsetWidth;
	    
        /* Make the arrow stop at top and bottom margins. */
	    var margin_top = 20;
        var margin_bottom = this.offsetHeight - margin_top - 157;
	    
        if (y <= margin_top) {
            y = margin_top;
        } else if (y >= margin_bottom) {
            y = margin_bottom;
        }

        /* Set new arrow coordinates. */ 
        $("#stripNavL0").css("top", y);
        $("#stripNavR0").css("top", y);

        var left = x < this.offsetWidth / 2;
        
        /* Check which side of image has been entered. */
        if (left) {
            $("#stripNavL0").show();
            $("#stripNavR0").fadeOut("fast");
        } else {
            $("#stripNavR0").show();
            $("#stripNavL0").fadeOut("fast");
        }
	});

	$("#workMainBox").mouseleave(function() {
        $("#stripNavL0").fadeOut("fast");
        $("#stripNavR0").fadeOut("fast");
    });
 });

// Go through all parents and add their offsets to get position relative to document.
function findPos(obj){
    var posX = obj.offsetLeft;
    var posY = obj.offsetTop;

    while(obj.offsetParent){
        if (obj==document.getElementsByTagName('body')[0]) {
            break;
        } else {
            posX=posX+obj.offsetParent.offsetLeft;
            posY=posY+obj.offsetParent.offsetTop;
            obj=obj.offsetParent;
        }
    }
    var posArray=[posX,posY];
    return posArray;
}