var stepcarousel={ ajaxloadingmsg: '<div style="margin: 1em; font-weight: bold"><img src="images/loading.gif" style="vertical-align: middle" /></div>', defaultbuttonsfade: 0.4, configholder: {}, getCSSValue:function(val){ return (val=="auto")? 0 : parseInt(val)
}, getremotepanels:function($, config){ config.$belt.html(this.ajaxloadingmsg)
$.ajax({ url: config.contenttype[1], async: true, error:function(ajaxrequest){ config.$belt.html('Error fetching content.<br />Server Response: '+ajaxrequest.responseText)
}, success:function(content){ config.$belt.html(content)
config.$panels=config.$gallery.find('.'+config.panelclass)
stepcarousel.alignpanels($, config)
}
})
}, getoffset:function(what, offsettype){ return (what.offsetParent)? what[offsettype]+this.getoffset(what.offsetParent, offsettype) : what[offsettype]
}, getCookie:function(Name){ var re=new RegExp(Name+"=[^;]+", "i"); if (document.cookie.match(re))
return document.cookie.match(re)[0].split("=")[1]
return null
}, setCookie:function(name, value){ document.cookie = name+"="+value
}, fadebuttons:function(config, currentpanel){ config.$leftnavbutton.fadeTo('fast', currentpanel==0? this.defaultbuttonsfade : 1)
config.$rightnavbutton.fadeTo('fast', currentpanel==config.lastvisiblepanel? this.defaultbuttonsfade : 1)
}, addnavbuttons:function(config, currentpanel){ config.$leftnavbutton=$('<img src="'+config.defaultbuttons.leftnav[0]+'">').css({zIndex:50, position:'absolute', left:config.offsets.left+config.defaultbuttons.leftnav[1]+'px', top:config.offsets.top+config.defaultbuttons.leftnav[2]+'px', cursor:'hand', cursor:'pointer'}).attr({title:'Back '+config.defaultbuttons.moveby+' panels'}).appendTo('body')
config.$rightnavbutton=$('<img src="'+config.defaultbuttons.rightnav[0]+'">').css({zIndex:50, position:'absolute', left:config.offsets.left+config.$gallery.get(0).offsetWidth+config.defaultbuttons.rightnav[1]+'px', top:config.offsets.top+config.defaultbuttons.rightnav[2]+'px', cursor:'hand', cursor:'pointer'}).attr({title:'Forward '+config.defaultbuttons.moveby+' panels'}).appendTo('body')
config.$leftnavbutton.bind('click', function(){ stepcarousel.stepBy(config.galleryid, -config.defaultbuttons.moveby)
})
config.$rightnavbutton.bind('click', function(){ stepcarousel.stepBy(config.galleryid, config.defaultbuttons.moveby)
})
if (config.panelbehavior.wraparound==false){ this.fadebuttons(config, currentpanel)
}
return config.$leftnavbutton.add(config.$rightnavbutton)
}, stopautostep:function(config){ clearTimeout(config.steptimer)
clearTimeout(config.resumeautostep)
}, alignpanels:function($, config){ var paneloffset=0
config.paneloffsets=[paneloffset]
config.panelwidths=[]
config.$panels.each(function(index){ var $currentpanel=$(this)
$currentpanel.css({float: 'none', position: 'absolute', left: paneloffset+'px'})
$currentpanel.bind('click', function(e){return config.onpanelclick(e.target)})
paneloffset+=stepcarousel.getCSSValue($currentpanel.css('marginRight')) + parseInt($currentpanel.get(0).offsetWidth || $currentpanel.css('width'))
config.paneloffsets.push(paneloffset)
config.panelwidths.push(paneloffset-config.paneloffsets[config.paneloffsets.length-2])
})
config.paneloffsets.pop()
var addpanelwidths=0
var lastpanelindex=config.$panels.length-1
config.lastvisiblepanel=lastpanelindex
for (var i=config.$panels.length-1; i>=0; i--){ addpanelwidths+=(i==lastpanelindex? config.panelwidths[lastpanelindex] : config.paneloffsets[i+1]-config.paneloffsets[i])
if (config.gallerywidth>addpanelwidths){ config.lastvisiblepanel=i
}
}
config.$belt.css({width: paneloffset+'px'})
config.currentpanel=(config.panelbehavior.persist)? parseInt(this.getCookie(window[config.galleryid+"persist"])) : 0
config.currentpanel=(typeof config.currentpanel=="number" && config.currentpanel<config.$panels.length)? config.currentpanel : 0
if (config.currentpanel!=0){ var endpoint=config.paneloffsets[config.currentpanel]+(config.currentpanel==0? 0 : config.beltoffset)
config.$belt.css({left: -endpoint+'px'})
}
if (config.defaultbuttons.enable==true){ var $navbuttons=this.addnavbuttons(config, config.currentpanel)
$(window).bind("load resize", function(){ config.offsets={left:stepcarousel.getoffset(config.$gallery.get(0), "offsetLeft"), top:stepcarousel.getoffset(config.$gallery.get(0), "offsetTop")}
config.$leftnavbutton.css({left:config.offsets.left+config.defaultbuttons.leftnav[1]+'px', top:config.offsets.top+config.defaultbuttons.leftnav[2]+'px'})
config.$rightnavbutton.css({left:config.offsets.left+config.$gallery.get(0).offsetWidth+config.defaultbuttons.rightnav[1]+'px', top:config.offsets.top+config.defaultbuttons.rightnav[2]+'px'})
})
}
if (config.autostep && config.autostep.enable){ var $carouselparts=config.$gallery.add(typeof $navbuttons!="undefined"? $navbuttons : null)
$carouselparts.bind('click', function(){ stepcarousel.stopautostep(config)
config.autostep.status="stopped"
})
$carouselparts.hover(function(){ stepcarousel.stopautostep(config)
config.autostep.hoverstate="over"
}, function(){ if (config.steptimer && config.autostep.hoverstate=="over" && config.autostep.status!="stopped"){ config.resumeautostep=setTimeout(function(){ stepcarousel.autorotate(config.galleryid)
config.autostep.hoverstate="out"
}, 500)
}
})
config.steptimer=setTimeout(function(){stepcarousel.autorotate(config.galleryid)}, config.autostep.pause)
}
this.statusreport(config.galleryid)
config.oninit()
config.onslideaction(this)
}, stepTo:function(galleryid, pindex){ var config=stepcarousel.configholder[galleryid]
if (typeof config=="undefined"){ alert("There's an error with your set up of Carousel Viewer \""+galleryid+ "\"!")
return
}
stepcarousel.stopautostep(config)
var pindex=Math.min(pindex-1, config.paneloffsets.length-1)
var endpoint=config.paneloffsets[pindex]+(pindex==0? 0 : config.beltoffset)
if (config.panelbehavior.wraparound==false && config.defaultbuttons.enable==true){ this.fadebuttons(config, pindex)
}
config.$belt.animate({left: -endpoint+'px'}, config.panelbehavior.speed, function(){config.onslideaction(this)})
config.currentpanel=pindex
this.statusreport(galleryid)
}, stepBy:function(galleryid, steps){ var config=stepcarousel.configholder[galleryid]
if (typeof config=="undefined"){ alert("There's an error with your set up of Carousel Viewer \""+galleryid+ "\"!")
return
}
stepcarousel.stopautostep(config)
var direction=(steps>0)? 'forward' : 'back'
var pindex=config.currentpanel+steps
if (config.panelbehavior.wraparound==false){ pindex=(direction=="back" && pindex<=0)? 0 : (direction=="forward")? Math.min(pindex, config.lastvisiblepanel) : pindex
if (config.defaultbuttons.enable==true){ stepcarousel.fadebuttons(config, pindex)
}
}
else{ if (pindex>config.lastvisiblepanel && direction=="forward"){ pindex=(config.currentpanel<config.lastvisiblepanel)? config.lastvisiblepanel : 0
}
else if (pindex<0 && direction=="back"){ pindex=(config.currentpanel>0)? 0 : config.lastvisiblepanel
}
}
var endpoint=config.paneloffsets[pindex]+(pindex==0? 0 : config.beltoffset)
if (pindex==0 && direction=='forward' || config.currentpanel==0 && direction=='back' && config.panelbehavior.wraparound==true){ config.$belt.animate({left: -config.paneloffsets[config.currentpanel]-(direction=='forward'? 100 : -30)+'px'}, 'normal', function(){ config.$belt.animate({left: -endpoint+'px'}, config.panelbehavior.speed, function(){config.onslideaction(this)})
})
}
else
config.$belt.animate({left: -endpoint+'px'}, config.panelbehavior.speed, function(){config.onslideaction(this)})
config.currentpanel=pindex
this.statusreport(galleryid)
}, autorotate:function(galleryid){ var config=stepcarousel.configholder[galleryid]
if (config.$gallery.attr('_ismouseover')!="yes"){ this.stepBy(galleryid, config.autostep.moveby)
}
config.steptimer=setTimeout(function(){stepcarousel.autorotate(galleryid)}, config.autostep.pause)
}, statusreport:function(galleryid){ var config=stepcarousel.configholder[galleryid]
var startpoint=config.currentpanel
var visiblewidth=0
for (var endpoint=startpoint; endpoint<config.paneloffsets.length; endpoint++){ visiblewidth+=config.panelwidths[endpoint]
if (visiblewidth>config.gallerywidth){ break
}
}
startpoint+=1
endpoint=(endpoint+1==startpoint)? startpoint : endpoint
var valuearray=[startpoint, endpoint, config.panelwidths.length]
for (var i=0; i<config.statusvars.length; i++){ window[config.statusvars[i]]=valuearray[i]
config.$statusobjs[i].text(valuearray[i]+" ")
}
}, setup:function(config){ document.write('<style type="text/css">\n#'+config.galleryid+'{overflow: hidden;}\n</style>')
jQuery(document).ready(function($){ config.$gallery=$('#'+config.galleryid)
config.gallerywidth=config.$gallery.width()
config.offsets={left:stepcarousel.getoffset(config.$gallery.get(0), "offsetLeft"), top:stepcarousel.getoffset(config.$gallery.get(0), "offsetTop")}
config.$belt=config.$gallery.find('.'+config.beltclass)
config.$panels=config.$gallery.find('.'+config.panelclass)
config.panelbehavior.wraparound=(config.autostep && config.autostep.enable)? true : config.panelbehavior.wraparound
config.onpanelclick=(typeof config.onpanelclick=="undefined")? function(target){} : config.onpanelclick
config.onslideaction=(typeof config.onslide=="undefined")? function(){} : function(beltobj){$(beltobj).stop(); config.onslide()}
config.oninit=(typeof config.oninit=="undefined")? function(){} : config.oninit
config.beltoffset=stepcarousel.getCSSValue(config.$belt.css('marginLeft'))
config.statusvars=config.statusvars || []
config.$statusobjs=[$('#'+config.statusvars[0]), $('#'+config.statusvars[1]), $('#'+config.statusvars[2])]
config.currentpanel=0
stepcarousel.configholder[config.galleryid]=config
if (config.contenttype[0]=="ajax" && typeof config.contenttype[1]!="undefined")
stepcarousel.getremotepanels($, config)
else
stepcarousel.alignpanels($, config)
})
jQuery(window).bind('unload', function(){ if (config.panelbehavior.persist){ stepcarousel.setCookie(window[config.galleryid+"persist"], config.currentpanel)
}
jQuery.each(config, function(ai, oi){ oi=null
})
config=null
})
}
}