(function($)
{var usedids=[];$.fn.menu=function(options)
{var selector=this.selector;var settings=$.extend({datajson:false,backlabel:'back'},options);return this.each(function()
{var self=this,menu=$(self),data;if(menu.hasclass('sliding-menu'))
{return;}
var menuwidth=menu.width();if(settings.datajson)
{data=processjson(settings.datajson);}
else
{data=process(menu);}
menu.empty().addclass('sliding-menu');var rootpanel;if(settings.datajson)
{$(data).each(function(index,item)
{var panel=$('<ul></ul>');if(item.root)
{rootpanel='#'+item.id;}
panel.attr('id',item.id);panel.addclass('menu-panel');panel.width(menuwidth);$(item.children).each(function(index,item)
{var link=$('<a></a>');link.attr('class',item.styleclass);link.attr('href',item.href);link.text(item.label);var li=$('<li></li>');li.append(link);panel.append(li);});menu.append(panel);});}
else
{$(data).each(function(index,item)
{var panel=$(item);if(panel.hasclass('menu-panel-root'))
{rootpanel='#'+panel.attr('id');}
panel.width(menuwidth);menu.append(item);});}
rootpanel=$(rootpanel);rootpanel.addclass('menu-panel-root');var currentpanel=rootpanel;menu.height(rootpanel.height());var wrapper=$('<div></div>').addclass('sliding-menu-wrapper').width(data.length*menuwidth);menu.wrapinner(wrapper);wrapper=$('.sliding-menu-wrapper',menu);$('a',self).on('click',function(e)
{var href=$(this).attr('href'),label=$(this).text();if(href=='#')
{e.preventdefault();}
else if(href.indexof('#menu-panel')==0)
{var target=$(href),isback=$(this).hasclass('back'),marginleft=parseint(wrapper.css('margin-left'));if(isback)
{if(href=='#menu-panel-back')
{target=currentpanel.prev();}
wrapper.animate({marginleft:marginleft+menuwidth},'fast');}
else
{target.insertafter(currentpanel);if(settings.backlabel===true)
{$('.back',target).text(label);}
else
{$('.back',target).text(settings.backlabel);}
wrapper.animate({marginleft:marginleft-menuwidth},'fast');}
currentpanel=target;menu.animate({height:target.height()},'fast');e.preventdefault();}});return this;});function process(data)
{var ul=$('ul',data),panels=[];$(ul).each(function(index,item)
{var panel=$(item),handler=panel.prev(),id=getnewid();if(handler.length==1)
{handler.addclass('nav').attr('href','#menu-panel-'+id);}
panel.attr('id','menu-panel-'+id);if(index==0)
{panel.addclass('menu-panel-root');}
else
{panel.addclass('menu-panel');var li=$('<li></li>'),back=$('<a></a>').addclass('back').attr('href','#menu-panel-back');panel.prepend(back);}
panels.push(item);});return panels;}
function processjson(data,parent)
{var root={id:'menu-panel-'+getnewid(),children:[],root:(parent?false:true)},panels=[];if(parent)
{root.children.push({styleclass:'back',href:'#'+parent.id});}
$(data).each(function(index,item)
{root.children.push(item);if(item.children)
{var panel=processjson(item.children,root);item.href='#'+panel[0].id;item.styleclass='nav';panels=panels.concat(panel);}});return[root].concat(panels);}
function getnewid()
{var id;do
{id=math.random().tostring(36).substring(3,8);}
while(usedids.indexof(id)>=0);usedids.push(id);return id;}};}(jquery));