//** DD Drop Down Panel- (c) Dynamic Drive DHTML code library: http://www.dynamicdrive.com
//** Dec 7th, 08'- Script created (Requires jquery 1.2.x)

var simpleGallery_navpanel = {
    panel: { height: '115px', width: '174px', opacity: 1, paddingTop: '99px', fontStyle: 'normal 10.5px Arial' }, //customize nav panel container
    images: ['/Images/Default/left.gif', '/Images/Default/spacer.jpg', '/Images/Default/right.gif'], //nav panel images (in that order)
    imageSpacing: { offsetTop: [-4, -4, -4], spacing: 0 }, //top offset of left, play, and right images, PLUS spacing between the 3 images
    slideduration: 0 //duration of slide up animation to reveal panel
}

function simpleGallery(settingarg) {
    this.setting = settingarg
    settingarg = null
    var setting = this.setting
    setting.fadeduration = parseInt(setting.fadeduration)
    setting.curimage = 0
    setting.curimage = setting.curimage || 0 //account for curimage being null if cookie is empty
    setting.fglayer = 0, setting.bglayer = 1 //index of active and background layer (switches after each change of slide)
    
    setting.oninit = setting.oninit || function() { }
    setting.onclick = setting.onclick || function() { }
    setting.onslide = setting.onslide || function() { }
    
    
    var preloadimages = [] //temp array to preload images

    for (var i = 0; i < setting.imagearray.length; i++) {
        preloadimages[i] = new Image()
        preloadimages[i].src = setting.imagearray[i][0]
    }

    var slideshow = this;

    jQuery(document).ready(function($) {
        var setting = slideshow.setting
        setting.$wrapperdiv = jQuery('#' + setting.wrapperid).css({ position: 'relative', visibility: 'visible', background: 'white', overflow: 'hidden', width: setting.dimensions[0], height: setting.dimensions[1] }).empty() //main gallery DIV
        if (setting.$wrapperdiv.length == 0) { //if no wrapper DIV found
            alert("Error: DIV with ID \"" + setting.wrapperid + "\" not found on page.")
            return

        }

        setting.$gallerylayers = $('<div class="gallerylayer"></div><div class="gallerylayer"></div>') //two stacked DIVs to display the actual slide

			.css({ position: 'absolute', left: 0, top: 0 })
			.appendTo(setting.$wrapperdiv)
        setting.gallerylayers = setting.$gallerylayers.get() //cache stacked DIVs as DOM objects
        setting.navbuttons = simpleGallery.routines.addnavpanel(setting) //get 4 nav buttons DIVs as DOM objects

        setting.textlayer = jQuery('#' + setting.textid);

        jQuery(setting.navbuttons).filter('img.navimages').css({ opacity: 1 })
			.bind('click', function(e) {
			    var keyword = e.target.title.toLowerCase();
                setting.onclick();
			    slideshow.navigate(keyword) //assign behavior to nav images
			})
			.bind('mouseover', function(e) {
			    var keyword = e.target.title.toLowerCase()
			    
			    if(keyword == "next")
			        jQuery(this).attr("src", "/Images/Default/right-on.gif");

		        if (keyword == "prev")
		            jQuery(this).attr("src", "/Images/Default/left-on.gif");
			})
			.bind('mouseout', function(e) {
			var keyword = e.target.title.toLowerCase()

			    if (keyword == "next")
			        jQuery(this).attr("src", "/Images/Default/right.gif");

		        if (keyword == "prev")
		            jQuery(this).attr("src", "/Images/Default/left.gif");
			})

        //********
        slideshow.showhidenavpanel('show')

        slideshow.showslide(setting.curimage) //show initial slide
        setting.oninit() //trigger oninit() event
    })
}

simpleGallery.prototype = {

    navigate: function(keyword) {
        if (!isNaN(parseInt(keyword))) {
            this.showslide(parseInt(keyword))
        }
        else {
            this.showslide(keyword.toLowerCase())
        }
    },

    showslide: function(keyword) {
        var slideshow = this
        var setting = slideshow.setting
        var totalimages = setting.imagearray.length
        var imgindex = (keyword == "next") ? (setting.curimage < totalimages - 1 ? setting.curimage + 1 : 0) : (keyword == "prev") ? (setting.curimage > 0 ? setting.curimage - 1 : totalimages - 1) : Math.min(keyword, totalimages - 1)

        var imgObj = setting.imagearray[imgindex];
        
        setting.gallerylayers[setting.bglayer].innerHTML = simpleGallery.routines.getSlideHTML(imgObj);
        
        setting.textlayer.css({ opacity: 0 });
        setting.textlayer.html(simpleGallery.routines.getTextHTML(imgObj));

        setting.$gallerylayers.eq(setting.bglayer).css({ zIndex: 1000, opacity: 0 }) //background layer becomes foreground

			.stop().css({ opacity: 0 }).animate({ opacity: 1 }, setting.fadeduration, function() { //Callback function after fade animation is complete:
			    setting.gallerylayers[setting.bglayer].innerHTML = null  //empty bglayer (previously fglayer before setting.fglayer=setting.bglayer was set below)

			    try {
			        setting.onslide(setting.gallerylayers[setting.fglayer], setting.curimage)

			    } catch (e) {
			        alert("Simple Controls Gallery: An error has occured somwhere in your code attached to the \"onslide\" event: " + e)
			    }
			})

        setting.gallerylayers[setting.fglayer].style.zIndex = 999; //foreground layer becomes background
        setting.fglayer = setting.bglayer;
        setting.bglayer = (setting.bglayer == 0) ? 1 : 0;
        setting.curimage = imgindex;
        setting.textlayer.css({ opacity: 1 });
    },

    showhidenavpanel: function(state) {
        var setting = this.setting
        var endpoint = 0;
        setting.$navpanel.stop().animate({ top: endpoint }, simpleGallery_navpanel.slideduration)
    }
}

simpleGallery.routines = {

    getSlideHTML: function(imgelement) {
        var layerHTML = (imgelement[1]) ? '<a href="' + imgelement[1] + '" target="' + imgelement[2] + '">\n' : '' //hyperlink slide?
        layerHTML += '<img src="' + imgelement[0] + '" style="border-width:0" />'
        layerHTML += (imgelement[1]) ? '</a>' : ''
        return layerHTML //return HTML for this layer
    },

    getTextHTML: function(imgelement) {
        //var layerHTML = '<p>' + imgelement[3] + '</p>' //hyperlink slide?
        var layerHTML = imgelement[3] //hyperlink slide?
        if (imgelement[1]) {
            layerHTML += '...' + '<a href="' + imgelement[1] + '" style="font-style: italic; color: #808185;">' + 'more' + '</a>'
        }
        return layerHTML //return HTML for this layer
    },

    addnavpanel: function(setting) {
        var interfaceHTML = ''

        for (var i = 0; i < 3; i++) {
            var imgstyle = 'position:relative; border:0; cursor:hand; cursor:pointer; top:' + simpleGallery_navpanel.imageSpacing.offsetTop[i] + 'px; margin-right:' + (i != 2 ? simpleGallery_navpanel.imageSpacing.spacing + 'px' : 0)
            //var title = (i == 0 ? 'Prev' : 'Next')
            var title = (i == 0 ? 'Prev' : (i == 1 ? '' : 'Next'))
            var imagesrc = simpleGallery_navpanel.images[i]
            interfaceHTML += '<img class="navimages" title="' + title + '" src="' + imagesrc + '" style="' + imgstyle + '" /> '
        }

        setting.$navpanel = jQuery('<div class="navpanellayer"></div>')
			.css({ position: 'absolute', width: '174px', height: '115px', left: '27px', top: '0px', font: simpleGallery_navpanel.panel.fontStyle, zIndex: '1001' })
			.appendTo(setting.$wrapperdiv)

        jQuery('<div class="navpanellayerbg">' +
        '<object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" codebase="http://fpdownload.adobe.com/pub/shockwave/cabs/flash/swflash.cab#version=8,0,0,0" width="174" height="35" id="flashvars" align="middle">' +
        '<param name="allowScriptAccess" value="sameDomain" />' +
        '<param name="movie" value="/include/flash/CalloutLabel.swf" />' +
        '<param name="FlashVars" value="calloutLabel=' + setting.calloutLabel + '" />' +
        '<param name="quality" value="high" />' +
        '<param name="bgcolor" value="#ffffff" />' +
        '<param name="wmode" value="transparent" />' +
        '<embed wmode="transparent" src="/include/flash/CalloutLabel.swf" FlashVars="calloutLabel=' + setting.calloutLabel + '" quality="high" bgcolor="#ffffff" width="174" height="35" name="flashvars" align="middle" allowScriptAccess="sameDomain" type="application/x-shockwave-flash" pluginspage="http://www.adobe.com/go/getflashplayer" />' +
        '</object>' +
        '<div id="' + setting.textid + '" style="width: 156px; padding-left: 9px; padding-top: 10px; color: #666;"></div></div><div class="navpanellayerfg"></div>')
			.css({ position: 'absolute', left: 0, top: 0, width: '100%', height: '100%' })
            .eq(0).css({ background: 'white', opacity: '1' }) //"navpanellayerbg" div
        //.end().eq(1).css({ paddingTop: simpleGallery_navpanel.panel.paddingTop, textAlign: 'left', left: '8px', color: 'white' }).html(interfaceHTML) //"navpanellayerfg" div
			.end().eq(1).css({ marginTop: simpleGallery_navpanel.panel.paddingTop, textAlign: 'left', left: '8px', color: 'white' }).html(interfaceHTML) //"navpanellayerfg" div
			.end().appendTo(setting.$navpanel)

        return setting.$navpanel.find('img.navimages, div.gallerystatus').get() ////return 4 nav buttons DIVs as DOM objects
    }
}