css/list.js

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var twidth;//边框宽
var theight;//边框长
var imgWidth;//图片宽
var imgHeight;//图片长


$(document).ready(function(){
	$("#showmore").click(function(){
		$("#lxlisthide").toggle(500);							  
	});	
});
function imgOnload(zdt){
	var imgWidth;//图片宽
	var imgHeight;//图片长
	var ptx1,ptx2,pty1,pty2;
	
	var twidth = document.body.clientWidth;
	var theight = parseInt(twidth*4/9);	
	
	$("#mainImg2").height(theight);	
	
	var ig = new Image();
	ig.src = zdt.src;	
	
	if(ig.width/ig.height>9/4){
		imgWidth = parseInt(theight/ig.height*ig.width);
		imgHeight = theight;
		pty1 = 0;
		pty2 = theight;
		ptx1 = 0;
		ptx2 = twidth;	
	}else{
		imgWidth = twidth;
		imgHeight = parseInt(twidth / ig.width * ig.height);
		pty1 = 0;
		pty2 = theight;
		ptx1 = 0;
		ptx2 = twidth;
	}
	var mainimgstyle = "position:absolute;width:" + twidth + "px;height:" + theight + "px;clip:rect(" + pty1 + "px " + ptx2 + "px " + pty2 + "px " + ptx1 + "px)"
	//alert(mainimgstyle);
	$("#mainImgImg").width(imgWidth);//设置边框大小
	$("#mainImgImg").height(imgHeight);
	$("#mainImg").attr("style",mainimgstyle);
}

/*滚动事件
*/


function getQueryString(name){
	var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
	var r = window.location.search.substr(1).match(reg);
	if (r!= null) return unescape(r[2]); 
	return null;    
}

var bodyBottomToTop;//底部条的位置
var waitToTop;//等待条位置当bodyBottomToTop
var isLoading = false;//是否正在加载中