jquery(function($){
	//创建dom
	var 
	quickhtml = $('.quick_links_panel'),
	quickshell = $(document.createelement('div')).html(quickhtml).addclass('quick_links_wrap'),
	quicklinks = quickshell.find('.quick_links');
	quickpanel = quicklinks.parent();
	quickshell.appendto('body');
	var 
	prevpoptype,
	prevtrigger,
	doc = $(document),
	popdisplayed = false,
	hidequickpop = function(){
		if(prevtrigger){
			prevtrigger.removeclass('current');
		}
		popdisplayed = false;
		prevpoptype = '';
		quickpop.hide();
	},
	showquickpop = function(type){
		if(quickpopxhr && quickpopxhr.abort){
			quickpopxhr.abort();
		}
		if(type !== prevpoptype){
			var fn = quickdatafns[type];
			quickpop.html(ds.tmpl(poptmpl, fn));
			fn.init.call(this, fn);
		}
		doc.unbind('click.quick_links').one('click.quick_links', hidequickpop);

		quickpop[0].classname = 'quick_links_pop quick_' + type;
		popdisplayed = true;
		prevpoptype = type;
		quickpop.show();
	};
	quickshell.bind('click.quick_links', function(e){
		e.stoppropagation();
	});

	//通用事件处理
	var 
	view = $(window),
	quicklinkcollapsed = !!ds.getcookie('ql_collapse'),
	gethandlertype = function(classname){
		return classname.replace(/current/g, '').replace(/\s+/, '');
	},
	showpopfn = function(){
		var type = gethandlertype(this.classname);
		if(popdisplayed && type === prevpoptype){
			return hidequickpop();
		}
		showquickpop(this.classname);
		if(prevtrigger){
			prevtrigger.removeclass('current');
		}
		prevtrigger = $(this).addclass('current');
	},
	quickhandlers = {
		//返回顶部
		return_top: function(){
			ds.scrollto(0, 0);
			hidereturntop();
		},
		toggle: function(){
			quicklinkcollapsed = !quicklinkcollapsed;
			
			quickshell[quicklinkcollapsed ? 'addclass' : 'removeclass']('quick_links_min');
			ds.setcookie('ql_collapse', quicklinkcollapsed ? '1' : '', 30);
		}
	};
	quickshell.delegate('a', 'click', function(e){
		var type = gethandlertype(this.classname);
		if(type && quickhandlers[type]){
			quickhandlers[type].call(this);
			e.preventdefault();
		}
	});
	
	//return top
	var scrolltimer, resizetimer, minwidth = 1350;

	function resizehandler(){
		cleartimeout(scrolltimer);
		scrolltimer = settimeout(checkscroll, 160);
	}
	function checkresize(){
		quickshell[view.width() > 1340 ? 'removeclass' : 'addclass']('quick_links_dockright');
	}
	function scrollhandler(){
		cleartimeout(resizetimer);
		resizetimer = settimeout(checkresize, 160);
	}
	function checkscroll(){
		view.scrolltop()>100 ? showreturntop() : hidereturntop();
	}
	function showreturntop(){
		quickpanel.addclass('quick_links_allow_gotop');
	}
	function hidereturntop(){
		quickpanel.removeclass('quick_links_allow_gotop');
	}

	view.bind('scroll.go_top', resizehandler).bind('resize.quick_links', scrollhandler);
	quicklinkcollapsed && quickshell.addclass('quick_links_min');
	resizehandler();
	scrollhandler();
	
});