function initgridgiant(moduleid,options){
	options = options || {};
	replacevideo(moduleid);
	$(document).ready(function() {
		if(options.isfloat == 1){
			modulegridfloat(moduleid);
		}
		//有视频背景的  要根据视频高度设置分栏高度
		window['initfunc'+moduleid] = function(){
			var bgvideo = $('#module_'+moduleid+' .gridbgvideo');
			if(!bgvideo.hasclass('nobgvideo')){
				replacevideo(moduleid);
				if(bgvideo.find('.bgvideo').length > 0 && bgvideo.find('.bgvideo').attr('src')){
					//resize 的时候 视频已经加载完成了 所以 进不去canplaythrough事件
					var	videoh = bgvideo.height();
					$('#module_'+moduleid).css({height: videoh});
					//视频加载完成之后再获取高度
					$('#module_'+moduleid+' .gridbgvideo video.bgvideo').on('canplaythrough',function(){
						var	videoh = bgvideo.height();
						$('#module_'+moduleid).css({height: videoh});
						$('#module_'+moduleid).find('.modulegridcontainer .modulecontainer.subcontainer').css({height: videoh});
					})
					
				}else{
					$('#module_'+moduleid).css({height: 'auto'});
				}
				
			}else{
				$('#module_'+moduleid).css({height: 'auto'});
			}
		}
		$(window).off('resize.grid'+moduleid).on('resize.grid'+moduleid,function(){
			window['initfunc'+moduleid]();
		});
		window['initfunc'+moduleid]();
		
	});
}

//替换视频链接 
function replacevideo(moduleid){
	if(!$('#module_'+moduleid+' .gridbgvideo').hasclass('nobgvideo')){
		var winwidth = $(window).width(),
			video = $('#module_'+moduleid+' .gridbgvideo .bgvideo');
		if(winwidth <= 769){
			//手机端 使用图片背景 替换视频
			if(video.length > 0){
				var	videosrc = video.attr('vsrc'),
					imagesrc = video.attr('imgsrc');
				$('#module_'+moduleid+' .modulesubcontainer').css({
					'background-image': 'url("'+imagesrc+'")',
				});
				video.attr('src','');
				$('#module_'+moduleid+' .gridbgvideo').hide();
			}
		}else{
			if(!video.attr('src')){
				video.attr('src',video.attr('vsrc'));
			}
			$('#module_'+moduleid+' .modulesubcontainer').css({
					'background-image': 'none',
				});
			$('#module_'+moduleid+' .gridbgvideo').show();
			
		}
	}
}
//分栏悬浮的操作
function modulegridfloat(moduleid){
	var grid = $('#module_'+moduleid);
	if(grid.length > 0){
		// 如果是置底悬浮
		if (grid.find('.gridcanfloatbottom').length > 0) {
			// 当前是产品详情页就不显示悬浮模块
			if ($('#bodymain1zone').find('.moduleproductdetailgiant').length > 0) {
				grid.hide();
				return;
			}
			grid.addclass('gridfloatbottom');
			function initgridfloatbottom() {
				settimeout(function(){
					if ($('body').find('#gridfloatbottombox').length < 1) $('body').append('<div id="gridfloatbottombox"></div>')
					$('#gridfloatbottombox').css('height', ($('.gridcanfloatbottom').height() > 400 ? 400 : $('.gridcanfloatbottom').height()) +'px');
				}, 500);
			}
			// document任何节点发生变化时触发
			$(document).on('domnodeinserted',function(){
				initgridfloatbottom();
			});
			initgridfloatbottom();
			// 窗口加载完后检测是否有底部导航，有的话，重设置底分栏的bottom
			$(window).load(function(){
				if($("#mobilefootnav:visible").length > 0) grid.css("csstext","bottom:" + $("#mobilefootnav:visible").height() + "px!important");
			});
		} else {
			var mainoffsettop = grid.offset().top;
			var mainheight = grid.height();
			var winheight = $(window).height();
			//导航的特殊处理
			var navfloat = $('#module_'+moduleid+'.gridcanfloat .modulenavgiant');
			var navid = '';
			if(navfloat.length > 0){
				navid = navfloat.closest('.moduleitem');
				navid = navid.attr('id');
			}
			$(document).on('scroll',function(event) {
				//不在页头 或者不能悬浮时
				if($('#headerzone #module_'+moduleid).length < 1 || $('#module_'+moduleid+' .gridcanfloat').length < 1) return false;
				//悬浮时 如果滚动页面 并且 二级菜单显示 要强制隐藏二级菜单
				if(navid != '') $('#'+navid+'.modulenavfloatsubmenu').remove();
				var winscrolltop = $(window).scrolltop();
				if(!grid.hasclass('gridfloat') && (winscrolltop > (mainoffsettop + mainheight) || winscrolltop <　(mainoffsettop - winheight))){
					grid.addclass('gridfloat');
				}else if(grid.hasclass('gridfloat') && winscrolltop <= mainoffsettop){
					grid.removeclass('gridfloat');
					if(grid.hasclass('staticmodule')){
						grid.css('position','static');
					}
				}

			});
		}
	}
}