text: ﻿//==================图文详细页函数=====================
  
  $(function(){
  	//载入第一张图片
      preview();
  	//图片放大镜效果
  	$(".jqzoom").jqueryzoom({xzoom:368,yzoom:438});
  });
  
  //图片预览小图移动效果,页面加载时触发
  $(function(){
  	var tempLength = 0; //临时变量,当前移动的长度
  	var viewNum = 5; //设置每次显示图片的个数量
  	var moveNum = 2; //每次移动的数量
  	var moveTime = 300; //移动速度,毫秒
  	var scrollDiv = $(".pic-scroll .items ul"); //进行移动动画的容器
  	var scrollItems = $(".pic-scroll .items ul li"); //移动容器里的集合
  	var moveLength = scrollItems.eq(0).width() * moveNum; //计算每次移动的长度
  	var countLength = (scrollItems.length - viewNum) * scrollItems.eq(0).width(); //计算总长度,总个数*单个长度
  	  
  	//下一张
  	$(".pic-scroll .next").bind("click",function(){
  		if(tempLength < countLength){
  			if((countLength - tempLength) > moveLength){
  				scrollDiv.animate({left:"-=" + moveLength + "px"}, moveTime);
  				tempLength += moveLength;
  			}else{
  				scrollDiv.animate({left:"-=" + (countLength - tempLength) + "px"}, moveTime);
  				tempLength += (countLength - tempLength);
  			}
  		}
  	});
  	//上一张
  	$(".pic-scroll .prev").bind("click",function(){
  		if(tempLength > 0){
  			if(tempLength > moveLength){
  				scrollDiv.animate({left: "+=" + moveLength + "px"}, moveTime);
  				tempLength -= moveLength;
  			}else{
  				scrollDiv.animate({left: "+=" + tempLength + "px"}, moveTime);
  				tempLength = 0;
  			}
  		}
  	});
  });
  
  //鼠标经过预览图片函数
  function preview(obj){
  	var argnum = arguments.length;
  	if(argnum == 1){
  		$(".jqzoom img").attr("src",$(obj).attr("src"));
  		$(".jqzoom img").attr("jqimg",$(obj).attr("bimg"));
  	}else{
  		$(".jqzoom img").attr("jqimg",$(".items li img").eq(0).attr("bimg"));
      	$(".jqzoom img").attr("src",$(".items li img").eq(0).attr("src"));
  	}
  }
  //==================图文详细页函数=====================