// JavaScript Document

/*
This file is a combination of the following files:
- Thickbox 3.1 (thickbox-compressed.js)
- font-switcher.js
- jQuery Tools 1.2.5 (jquery.tools.min.js)
*/


/* globally used javascript */


function getUrlVars()
{
    var vars = [], hash;
    var hashes = window.location.href.slice(window.location.href.indexOf('?') + 1).split('&');
    for(var i = 0; i < hashes.length; i++)
    {
        hash = hashes[i].split('=');
        vars.push(hash[0]);
        vars[hash[0]] = hash[1];
    }
    return vars;
}




/*
 * Thickbox 3.1
 * By Cody Lindley (http://www.codylindley.com)
 * Copyright (c) 2007 cody lindley
 * Licensed under the MIT License: http://www.opensource.org/licenses/mit-license.php
*/
		  
var tb_pathToImage = "/images/thickbox/loadingAnimation.gif";

/*!!!!!!!!!!!!!!!!! edit below this line at your own risk !!!!!!!!!!!!!!!!!!!!!!!*/

//on page load call tb_init
$(document).ready(function(){   
	tb_init('a.thickbox, area.thickbox, input.thickbox');//pass where to apply thickbox
	imgLoader = new Image();// preload image
	imgLoader.src = tb_pathToImage;
});

//add thickbox to href & area elements that have a class of .thickbox
function tb_init(domChunk){
	$(domChunk).click(function(){
	var t = this.title || this.name || null;
	var a = this.href || this.alt;
	var g = this.rel || false;
	tb_show(t,a,g);
	this.blur();
	return false;
	});
}

function tb_show(caption, url, imageGroup) {//function called when the user clicks on a thickbox link

	try {
		if (typeof document.body.style.maxHeight === "undefined") {//if IE 6
			$("body","html").css({height: "100%", width: "100%"});
			$("html").css("overflow","hidden");
			if (document.getElementById("TB_HideSelect") === null) {//iframe to hide select elements in ie6
				$("body").append("<iframe id='TB_HideSelect'></iframe><div id='TB_overlay'></div><div id='TB_window'></div>");
				$("#TB_overlay").click(tb_remove);
			}
		}else{//all others
			if(document.getElementById("TB_overlay") === null){
				$("body").append("<div id='TB_overlay'></div><div id='TB_window'></div>");
				$("#TB_overlay").click(tb_remove);
			}
		}
		
		if(tb_detectMacXFF()){
			$("#TB_overlay").addClass("TB_overlayMacFFBGHack");//use png overlay so hide flash
		}else{
			$("#TB_overlay").addClass("TB_overlayBG");//use background and opacity
		}
		
		if(caption===null){caption="";}
		$("body").append("<div id='TB_load'><img src='"+imgLoader.src+"' /></div>");//add loader to the page
		$('#TB_load').show();//show loader
		
		var baseURL;
	   if(url.indexOf("?")!==-1){ //ff there is a query string involved
			baseURL = url.substr(0, url.indexOf("?"));
	   }else{ 
	   		baseURL = url;
	   }
	   
	   var urlString = /\.jpg$|\.jpeg$|\.png$|\.gif$|\.bmp$/;
	   var urlType = baseURL.toLowerCase().match(urlString);

		if(urlType == '.jpg' || urlType == '.jpeg' || urlType == '.png' || urlType == '.gif' || urlType == '.bmp'){//code to show images
				
			TB_PrevCaption = "";
			TB_PrevURL = "";
			TB_PrevHTML = "";
			TB_NextCaption = "";
			TB_NextURL = "";
			TB_NextHTML = "";
			TB_imageCount = "";
			TB_FoundURL = false;
			if(imageGroup){
				TB_TempArray = $("a[@rel="+imageGroup+"]").get();
				for (TB_Counter = 0; ((TB_Counter < TB_TempArray.length) && (TB_NextHTML === "")); TB_Counter++) {
					var urlTypeTemp = TB_TempArray[TB_Counter].href.toLowerCase().match(urlString);
						if (!(TB_TempArray[TB_Counter].href == url)) {						
							if (TB_FoundURL) {
								TB_NextCaption = TB_TempArray[TB_Counter].title;
								TB_NextURL = TB_TempArray[TB_Counter].href;
								TB_NextHTML = "<span id='TB_next'>&nbsp;&nbsp;<a href='#'>Next &gt;</a></span>";
							} else {
								TB_PrevCaption = TB_TempArray[TB_Counter].title;
								TB_PrevURL = TB_TempArray[TB_Counter].href;
								TB_PrevHTML = "<span id='TB_prev'>&nbsp;&nbsp;<a href='#'>&lt; Prev</a></span>";
							}
						} else {
							TB_FoundURL = true;
							TB_imageCount = "Image " + (TB_Counter + 1) +" of "+ (TB_TempArray.length);											
						}
				}
			}

			imgPreloader = new Image();
			imgPreloader.onload = function(){		
			imgPreloader.onload = null;
				
			// Resizing large images - orginal by Christian Montoya edited by me.
			var pagesize = tb_getPageSize();
			var x = pagesize[0] - 150;
			var y = pagesize[1] - 150;
			var imageWidth = imgPreloader.width;
			var imageHeight = imgPreloader.height;
			if (imageWidth > x) {
				imageHeight = imageHeight * (x / imageWidth); 
				imageWidth = x; 
				if (imageHeight > y) { 
					imageWidth = imageWidth * (y / imageHeight); 
					imageHeight = y; 
				}
			} else if (imageHeight > y) { 
				imageWidth = imageWidth * (y / imageHeight); 
				imageHeight = y; 
				if (imageWidth > x) { 
					imageHeight = imageHeight * (x / imageWidth); 
					imageWidth = x;
				}
			}
			// End Resizing
			
			TB_WIDTH = imageWidth + 30;
			TB_HEIGHT = imageHeight + 60;
			$("#TB_window").append("<a href='' id='TB_ImageOff' title='Close'><img id='TB_Image' src='"+url+"' width='"+imageWidth+"' height='"+imageHeight+"' alt='"+caption+"'/></a>" + "<div id='TB_caption'>"+caption+"<div id='TB_secondLine'>" + TB_imageCount + TB_PrevHTML + TB_NextHTML + "</div></div><div id='TB_closeWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div>"); 		
			
			$("#TB_closeWindowButton").click(tb_remove);
			
			if (!(TB_PrevHTML === "")) {
				function goPrev(){
					if($(document).unbind("click",goPrev)){$(document).unbind("click",goPrev);}
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_PrevCaption, TB_PrevURL, imageGroup);
					return false;	
				}
				$("#TB_prev").click(goPrev);
			}
			
			if (!(TB_NextHTML === "")) {		
				function goNext(){
					$("#TB_window").remove();
					$("body").append("<div id='TB_window'></div>");
					tb_show(TB_NextCaption, TB_NextURL, imageGroup);				
					return false;	
				}
				$("#TB_next").click(goNext);
				
			}

			document.onkeydown = function(e){ 	
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					tb_remove();
				} else if(keycode == 190){ // display previous image
					if(!(TB_NextHTML == "")){
						document.onkeydown = "";
						goNext();
					}
				} else if(keycode == 188){ // display next image
					if(!(TB_PrevHTML == "")){
						document.onkeydown = "";
						goPrev();
					}
				}	
			};
			
			tb_position();
			$("#TB_load").remove();
			$("#TB_ImageOff").click(tb_remove);
			$("#TB_window").css({display:"block"}); //for safari using css instead of show
			};
			
			imgPreloader.src = url;
		}else{//code to show html
			
			var queryString = url.replace(/^[^\?]+\??/,'');
			var params = tb_parseQuery( queryString );

			TB_WIDTH = (params['width']*1) + 30 || 630; //defaults to 630 if no paramaters were added to URL
			TB_HEIGHT = (params['height']*1) + 40 || 440; //defaults to 440 if no paramaters were added to URL
			ajaxContentW = TB_WIDTH - 30;
			ajaxContentH = TB_HEIGHT - 45;
			
			if(url.indexOf('TB_iframe') != -1){// either iframe or ajax window		
					urlNoQuery = url.split('TB_');
					$("#TB_iframeContent").remove();
					if(params['modal'] != "true"){//iframe no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton' title='Close'>close</a> or Esc Key</div></div><iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;' > </iframe>");
					}else{//iframe modal
					$("#TB_overlay").unbind();
						$("#TB_window").append("<iframe frameborder='0' hspace='0' src='"+urlNoQuery[0]+"' id='TB_iframeContent' name='TB_iframeContent"+Math.round(Math.random()*1000)+"' onload='tb_showIframe()' style='width:"+(ajaxContentW + 29)+"px;height:"+(ajaxContentH + 17)+"px;'> </iframe>");
					}
			}else{// not an iframe, ajax
					if($("#TB_window").css("display") != "block"){
						if(params['modal'] != "true"){//ajax no modal
						$("#TB_window").append("<div id='TB_title'><div id='TB_ajaxWindowTitle'>"+caption+"</div><div id='TB_closeAjaxWindow'><a href='#' id='TB_closeWindowButton'>close</a> or Esc Key</div></div><div id='TB_ajaxContent' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px'></div>");
						}else{//ajax modal
						$("#TB_overlay").unbind();
						$("#TB_window").append("<div id='TB_ajaxContent' class='TB_modal' style='width:"+ajaxContentW+"px;height:"+ajaxContentH+"px;'></div>");	
						}
					}else{//this means the window is already up, we are just loading new content via ajax
						$("#TB_ajaxContent")[0].style.width = ajaxContentW +"px";
						$("#TB_ajaxContent")[0].style.height = ajaxContentH +"px";
						$("#TB_ajaxContent")[0].scrollTop = 0;
						$("#TB_ajaxWindowTitle").html(caption);
					}
			}
					
			$("#TB_closeWindowButton").click(tb_remove);
			
				if(url.indexOf('TB_inline') != -1){	
					$("#TB_ajaxContent").append($('#' + params['inlineId']).children());
					$("#TB_window").unload(function () {
						$('#' + params['inlineId']).append( $("#TB_ajaxContent").children() ); // move elements back when you're finished
					});
					tb_position();
					$("#TB_load").remove();
					$("#TB_window").css({display:"block"}); 
				}else if(url.indexOf('TB_iframe') != -1){
					tb_position();
					if($.browser.safari){//safari needs help because it will not fire iframe onload
						$("#TB_load").remove();
						$("#TB_window").css({display:"block"});
					}
				}else{
					$("#TB_ajaxContent").load(url += "&random=" + (new Date().getTime()),function(){//to do a post change this load method
						tb_position();
						$("#TB_load").remove();
						tb_init("#TB_ajaxContent a.thickbox");
						$("#TB_window").css({display:"block"});
					});
				}
			
		}

		if(!params['modal']){
			document.onkeyup = function(e){ 	
				if (e == null) { // ie
					keycode = event.keyCode;
				} else { // mozilla
					keycode = e.which;
				}
				if(keycode == 27){ // close
					tb_remove();
				}	
			};
		}
		
	} catch(e) {
		//nothing here
	}
}

//helper functions below
function tb_showIframe(){
	$("#TB_load").remove();
	$("#TB_window").css({display:"block"});
}

function tb_remove() {
 	$("#TB_imageOff").unbind("click");
	$("#TB_closeWindowButton").unbind("click");
	$("#TB_window").fadeOut("fast",function(){$('#TB_window,#TB_overlay,#TB_HideSelect').trigger("unload").unbind().remove();});
	$("#TB_load").remove();
	if (typeof document.body.style.maxHeight == "undefined") {//if IE 6
		$("body","html").css({height: "auto", width: "auto"});
		$("html").css("overflow","");
	}
	document.onkeydown = "";
	document.onkeyup = "";
	return false;
}

function tb_position() {
$("#TB_window").css({marginLeft: '-' + parseInt((TB_WIDTH / 2),10) + 'px', width: TB_WIDTH + 'px'});
	if ( !(jQuery.browser.msie && jQuery.browser.version < 7)) { // take away IE6
		$("#TB_window").css({marginTop: '-' + parseInt((TB_HEIGHT / 2),10) + 'px'});
	}
}

function tb_parseQuery ( query ) {
   var Params = {};
   if ( ! query ) {return Params;}// return empty object
   var Pairs = query.split(/[;&]/);
   for ( var i = 0; i < Pairs.length; i++ ) {
      var KeyVal = Pairs[i].split('=');
      if ( ! KeyVal || KeyVal.length != 2 ) {continue;}
      var key = unescape( KeyVal[0] );
      var val = unescape( KeyVal[1] );
      val = val.replace(/\+/g, ' ');
      Params[key] = val;
   }
   return Params;
}

function tb_getPageSize(){
	var de = document.documentElement;
	var w = window.innerWidth || self.innerWidth || (de&&de.clientWidth) || document.body.clientWidth;
	var h = window.innerHeight || self.innerHeight || (de&&de.clientHeight) || document.body.clientHeight;
	arrayPageSize = [w,h];
	return arrayPageSize;
}

function tb_detectMacXFF() {
  var userAgent = navigator.userAgent.toLowerCase();
  if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1) {
    return true;
  }
}

/* Font Switcher */
// JavaScript Document
/*
xs 85%
sm 92%
md 100%
lg 104%
xl 114%
*/

var bls_sizeclasses = {xs: {minus: null, plus: 'sm'},
                          sm: {minus: 'xs', plus: 'md'},
                          md: {minus: 'sm', plus: 'lg'},
                          lg: {minus: 'md', plus: 'xl'},
                          xl: {minus: 'lg', plus: null}}

var bls_bt_fonts = {georgia: 1,
                       verdana: 1,
                       times: 1,
                       arial: 1};

function bls_validate_fprefs(textclass) {

    var textclasses = textclass.split(' ');
    var fontclass   = textclasses[0];
    var sizeclass   = textclasses[1];

    if ( typeof fontclass == "undefined" ||
         typeof sizeclass == "undefined" ||
         typeof bls_sizeclasses[sizeclass] == "undefined" ||
         typeof bls_bt_fonts[fontclass] == "undefined" ) {
        return null;
    }
    return {fc: fontclass,
            sc: sizeclass};
}

function bls_chfont_mo(e) {
    if (!e) var e = window.event;
    var tg = (window.event) ? e.srcElement : e.target;
    if (tg.id != 'fontpopup' ) return;
    var reltg = (e.relatedTarget) ? e.relatedTarget : e.toElement;
    while (reltg != tg && reltg.nodeName != 'BODY')
    reltg= reltg.parentNode
    if (reltg== tg) return;
    // Otherwise, mouseout took place when mouse actually left layer
    // Handle event
    //document.getElementById('fontpopup').style.display='none';
}

// returns an object that contains the
// bodytext element and the current fontclass and size class
// of that element. All error checking is done
// here.
function bls_getbodytext_obj () {
    var textel   = document.getElementById('bodytext');

    if ( typeof textel == "undefined" ||
         typeof textel.className == "undefined" ) {
        return null;
    }

    var c_obj = bls_validate_fprefs(textel.className);
    if ( c_obj == null ) {
        return null;
    }
    return {el: textel,
                    fc: c_obj.fc,
                    sc: c_obj.sc};
}

// change font family
function bls_chfont(newfont) {
    var c_obj = bls_getbodytext_obj();

    if ( c_obj == null ) {
        return;
    }

    var tc = newfont + ' ' + c_obj.sc;
    c_obj.el.className = tc;
    bls_set_fprefs(tc);
}

// change font size

function bls_chsize(direction) {
    var c_obj = bls_getbodytext_obj();

    if ( c_obj == null ||
         bls_sizeclasses[c_obj.sc][direction] == null ) {
        return;
    }

    var tc = c_obj.fc + ' ' +  bls_sizeclasses[c_obj.sc][direction];
    c_obj.el.className = tc;
    bls_set_fprefs(tc);

}

function bls_setsize(sizeclass) {
    var c_obj = bls_getbodytext_obj();

    if ( c_obj == null ||
         typeof bls_sizeclasses[sizeclass] == "undefined" ) {
        return;
    }

    c_obj.el.className = c_obj.fc + ' ' +  sizeclass;
}

// set cookie function, not yet in use

function bls_set_fprefs(fprefs) {
    var nextyear = new Date();
    nextyear.setDate(nextyear.getDate() + 365);
    document.cookie = 'fprefs=' + escape(fprefs) +
                '; expires=' + nextyear.toUTCString() +
                '; path=/' +
                '; domain=.bls.com';
}

function bls_get_fprefs() {
    var start = document.cookie.indexOf('fprefs')
    if (start == -1) {
        return;
    }
    start +=7 ;
    var cookieVal = document.cookie.substr(start);
    var end = cookieVal.indexOf(';');
    if ( end != -1 ) {
        cookieVal = cookieVal.substr(0,end);
    }
    if ( cookieVal.length == 0 ) {
        return;
    }
    cookieVal = unescape(cookieVal);

    var c_obj = bls_validate_fprefs(cookieVal);
    if ( c_obj == null ) {
        return;
    }

    var textel   = document.getElementById('bodytext');

    if ( typeof textel == "undefined" ) {
        return;
    }

    textel.className = cookieVal;

    var radiob = document.getElementById('font_radio_' + c_obj.fc);
    if ( typeof radiob == "undefined" ) {
        return;
    }

    radiob.checked = true;
}

/* Keyboard Navigation on main-nav */
$(document).ready( function(){
$("#main-nav > li").focusin(function(){
	$("#main-nav li.focus").removeClass("focus");
    $(this).addClass("focus");
});
$("#main-nav li div ul:last-child li:last-child").focusout(function(){  
	$("#main-nav li.focus").removeClass("focus");
});
$("#main-nav > li:first-child").focusout(function(){	  
	$("input").not("#main-nav a").focusin(function(){
		$("#main-nav li.focus").removeClass("focus");
	});
});
$("body").not("#main-nav").click(function(){
	$("#main-nav li.focus").removeClass("focus");
});
$("#main-nav").hover(function(){
	$("#main-nav li.focus").removeClass("focus");
	
});
});
/*
 * jQuery Tools 1.2.5 - The missing UI library for the Web
 * 
 * [tabs, tooltip, scrollable, scrollable.autoscroll, scrollable.navigator, overlay, toolbox.history]
 * 
 * NO COPYRIGHTS OR LICENSES. DO WHAT YOU LIKE.
 * 
 * http://flowplayer.org/tools/
 * 
 * File generated: Mon Sep 27 14:40:06 GMT 2010
 */
(function(c){function p(d,b,a){var e=this,l=d.add(this),h=d.find(a.tabs),i=b.jquery?b:d.children(b),j;h.length||(h=d.children());i.length||(i=d.parent().find(b));i.length||(i=c(b));c.extend(this,{click:function(f,g){var k=h.eq(f);if(typeof f=="string"&&f.replace("#","")){k=h.filter("[href*="+f.replace("#","")+"]");f=Math.max(h.index(k),0)}if(a.rotate){var n=h.length-1;if(f<0)return e.click(n,g);if(f>n)return e.click(0,g)}if(!k.length){if(j>=0)return e;f=a.initialIndex;k=h.eq(f)}if(f===j)return e;
g=g||c.Event();g.type="onBeforeClick";l.trigger(g,[f]);if(!g.isDefaultPrevented()){o[a.effect].call(e,f,function(){g.type="onClick";l.trigger(g,[f])});j=f;h.removeClass(a.current);k.addClass(a.current);return e}},getConf:function(){return a},getTabs:function(){return h},getPanes:function(){return i},getCurrentPane:function(){return i.eq(j)},getCurrentTab:function(){return h.eq(j)},getIndex:function(){return j},next:function(){return e.click(j+1)},prev:function(){return e.click(j-1)},destroy:function(){h.unbind(a.event).removeClass(a.current);
i.find("a[href^=#]").unbind("click.T");return e}});c.each("onBeforeClick,onClick".split(","),function(f,g){c.isFunction(a[g])&&c(e).bind(g,a[g]);e[g]=function(k){k&&c(e).bind(g,k);return e}});if(a.history&&c.fn.history){c.tools.history.init(h);a.event="history";}h.each(function(f){c(this).bind(a.event,function(g){e.click(f,g);return g.preventDefault()})});i.find("a[href^=#]").bind("click.T",function(f){e.click(c(this).attr("href"),f)});/*jrfix1*/if(location.hash=="#"){e.click("tab-1")}else /*jrfix1*/if(location.hash&&a.tabs=="a"&&d.find("[href="+location.hash+"]").length)e.click(location.hash);
else if(a.initialIndex===0||a.initialIndex>0)e.click(a.initialIndex)}c.tools=c.tools||{version:"1.2.5"};c.tools.tabs={conf:{tabs:"a",current:"current",onBeforeClick:null,onClick:null,effect:"default",initialIndex:0,event:"click",rotate:false,history:false},addEffect:function(d,b){o[d]=b}};var o={"default":function(d,b){this.getPanes().hide().eq(d).show();b.call()},fade:function(d,b){var a=this.getConf(),e=a.fadeOutSpeed,l=this.getPanes();e?l.fadeOut(e):l.hide();l.eq(d).fadeIn(a.fadeInSpeed,b)},slide:function(d,
b){this.getPanes().slideUp(200);this.getPanes().eq(d).slideDown(400,b)},ajax:function(d,b){this.getPanes().eq(0).load(this.getTabs().eq(d).attr("href"),b)}},m;c.tools.tabs.addEffect("horizontal",function(d,b){m||(m=this.getPanes().eq(0).width());this.getCurrentPane().animate({width:0},function(){c(this).hide()});this.getPanes().eq(d).animate({width:m},function(){c(this).show();b.call()})});c.fn.tabs=function(d,b){var a=this.data("tabs");if(a){a.destroy();this.removeData("tabs")}if(c.isFunction(b))b=
{onBeforeClick:b};b=c.extend({},c.tools.tabs.conf,b);this.each(function(){a=new p(c(this),d,b);c(this).data("tabs",a)});return b.api?a:this}})(jQuery);
(function(f){function p(a,b,c){var h=c.relative?a.position().top:a.offset().top,d=c.relative?a.position().left:a.offset().left,i=c.position[0];h-=b.outerHeight()-c.offset[0];d+=a.outerWidth()+c.offset[1];if(/iPad/i.test(navigator.userAgent))h-=f(window).scrollTop();var j=b.outerHeight()+a.outerHeight();if(i=="center")h+=j/2;if(i=="bottom")h+=j;i=c.position[1];a=b.outerWidth()+a.outerWidth();if(i=="center")d-=a/2;if(i=="left")d-=a;return{top:h,left:d}}function u(a,b){var c=this,h=a.add(c),d,i=0,j=
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