fd-gulp-convert-encoding/test/source/qingguo/js/common/gotop.js

convert file to assigned charset

;(function($){
	var self;
	var defConfig = {
		"element": "#floating_box", 	//��Ҫ�����Ļض�������
		"goTopBtn": "a.goTopBtn",		//��Ҫ���¼���Ԫ��
		"contanerEle": "div.mainContentWrap",
		"rootId": "#content"
	}

	function GoTop(sb) {
		Sandbox = sb;
		return GoTop;
	}

	$.extend(GoTop,{
				
		init: function(){

			self = this;

			self.isIE6 = false;

			self.goTopWrap = $(defConfig.element);

			if( $.browser.version === "6.0" ) {
				var fromBottom = self.goTopWrap.css("bottom");

				self.fromTop = $(window).height() - parseInt(fromBottom,10)-100;

				self.isIE6 = true;
			}else{
				self.isIE6 = false;
			}		

			self._bindEvent();

			$(window).trigger("scroll");
		},

		_bindEvent: function() {

			$(window).bind("scroll",function(){
				if( $(window).scrollTop() > 600 ){
					self.goTopWrap.fadeIn();
				}else{
					self.goTopWrap.fadeOut();
				}

				if( self.isIE6 ){
					self._fixIE6();
				}

			});

			$(window).bind("resize",function(){
				if( self.isIE6 ){
					self._fixIE6();
				}
			});

			$(defConfig.goTopBtn,defConfig.element).click(function(e){
				e.preventDefault();
				$('body,html').animate({
				 	"scrollTop": 0 
				},300,'linear');
			});
		},

		_fixIE6: function() {
			var top = $(window).scrollTop() + self.fromTop;
			self.goTopWrap.css({
				"position": "absolute",
				"top": top
			});
		},

		end: 0
	});
	
	Qingguo.Widget.GoTop = GoTop;
	
	// AppCore.register("qingguo_mod_gotop", Qingguo.Widget.GoTop);
	AppCore.lazyRegister("qingguo_mod_gotop", "Qingguo.Widget.GoTop", window, 'scroll');


})(jQuery);