//Featured Content Glider: By http://www.dynamicdrive.com

//Created: Dec 22nd, 07'



var featuredcontentglider={

        csszindex: 100,

        glide:function(config, showpage){

                var selected=parseInt(showpage)

                if (selected>=config.$contentdivs.length){ //if no content exists at this index position

                        alert("No content exists at page "+(selected+1)+"! Loading 1st page instead.")

                        selected=0

                }

                var $target=config.$contentdivs.eq(selected)

                //Test for toggler not being initialized yet, or user clicks on the currently selected page):

                if (config.$togglerdiv.attr('lastselected')==null || parseInt(config.$togglerdiv.attr('lastselected'))!=selected){

                        var $selectedlink=config.$toc.eq(selected)

                        config.$next.attr('loadpage', (selected<config.$contentdivs.length-1)? selected+1+'pg' : 0+'pg')

                        config.$prev.attr('loadpage', (selected==0)? config.$contentdivs.length-1+'pg' : selected-1+'pg')

                        $target.css({top: config.gliderheight, zIndex: this.csszindex++})

                        $target.animate({top: 0}, config.speed)

                        config.$toc.removeClass('selected')

                        $selectedlink.addClass('selected')

                        config.$togglerdiv.attr('lastselected', selected+'pg')

                }

        },



        setuptoggler:function(config){

                config.$togglerdiv.hide()

                config.$toc.each(function(index){

                                $(this).attr('pagenumber', index+'pg')

                                if (index > (config.$contentdivs.length-1))

                                        $(this).css({display: 'none'}) //hide redundant "toc" links

                })

                var $nextandprev=$("#"+config.togglerid+" .next, #"+config.togglerid+" .prev")

                $nextandprev.click(function(event){ //Assign click behavior to 'next' and 'prev' links

                        featuredcontentglider.glide(config, this.getAttribute('loadpage'))

                        event.preventDefault() //cancel default link action

                })

                config.$toc.click(function(event){ //Assign click behavior to 'toc' links

                        featuredcontentglider.glide(config, this.getAttribute('pagenumber'))

                        event.preventDefault()

                })

                config.$togglerdiv.fadeIn(1000, function(){

                        featuredcontentglider.glide(config, config.selected)

                        if (config.autorotate==true){ //auto rotate contents?

                                config.stepcount=0 //set steps taken

                                config.totalsteps=config.$contentdivs.length*config.autorotateconfig[1] //Total steps limit: num of contents x num of user specified cycles)

                                featuredcontentglider.autorotate(config)

                        }

                })

                config.$togglerdiv.click(function(){

                        featuredcontentglider.cancelautorotate(config.togglerid)

                })

        },



        autorotate:function(config){

                var rotatespeed=config.speed+config.autorotateconfig[0]

                window[config.togglerid+"timer"]=setInterval(function(){

                        if (config.totalsteps>0 && config.stepcount>=config.totalsteps){

                                clearInterval(window[config.togglerid+"timer"])

                        }

                        else{

                                config.$next.click()

                                config.stepcount++

                        }

                }, rotatespeed)

        },



        cancelautorotate:function(togglerid){

                if (window[togglerid+"timer"])

                        clearInterval(window[togglerid+"timer"])

        },



        getCookie:function(Name){

                var re=new RegExp(Name+"=[^;]+", "i") //construct RE to search for target name/value pair

                if (document.cookie.match(re)) //if cookie found

                        return document.cookie.match(re)[0].split("=")[1] //return its value

                return null

        },



        setCookie:function(name, value){

                document.cookie = name+"="+value

        },



        init:function(config){

                $(document).ready(function(){

                        config.$glider=$("#"+config.gliderid)

                        config.$contentdivs=$("#"+config.gliderid+" ."+config.contentclass)

                        config.$togglerdiv=$("#"+config.togglerid)

                        config.$toc=config.$togglerdiv.children('.toc')

                        config.$next=config.$togglerdiv.children('.next')

                        config.$prev=config.$togglerdiv.children('.prev')

                        var selected=(config.persiststate)? featuredcontentglider.getCookie(config.gliderid) : config.selected

                        config.selected=(isNaN(parseInt(selected))) ? config.selected : selected //test for cookie value containing null (1st page load) or "undefined" string

                        config.gliderheight=config.$glider.height()

                        config.$contentdivs.css({top: config.gliderheight, height: config.gliderheight, visibility: 'visible'}) //position content divs so they're out of view

                        featuredcontentglider.setuptoggler(config)

                        $(window).bind('unload', function(){ //clean up and persist

                                config.$togglerdiv.unbind('click')

                                config.$toc.unbind('click')

                                config.$next.unbind('click')

                                config.$prev.unbind('click')

                                if (config.persiststate)

                                        featuredcontentglider.setCookie(config.gliderid, config.$togglerdiv.attr('lastselected'))

                                config=null



                        })

                })

        }

}