项目中一段js功能代码

$(function(){
//correctPNG();
var clearanceTimes = 4;
var iCurrentPromotions = 0;
var iListImgPage = 1;
var iLiLength = $('#popup_box_good_bodyleftbodyUl li').length;
var iListImgPages = iLiLength/4;
var aListImgArray = new Array();
var iMessageWindowWidth = $('.popup_box_good_bodyleftbody').css('width');
var iMessageWindowHeight = $('.popup_box_good_bodyleftbody').css('height');

$('#popup_box_good_bodyleftbodyUl li').first().css('border-color','#000');

for(var i = 0;i < $('#popup_box_good_bodyleftbodyUl li').length;i++)
{
 aListImgArray = $('#popup_box_good_bodyleftbodyUl li').eq(i).html();
}
if(aListImgArray.length % 4 != 0)
{
 aListImgArray.length += 4-(aListImgArray.length % 4);
}
iListImgPages = aListImgArray.length / 4;

//showBg();
//$("#model").show();

$('#popup_box_good_bodyleftbodyUl li').click(function (){
 var index = $(this).index();
 $('#popup_box_good_bodyleftbodyUl li').css('border-color','#a7a7a7');
 $(this).css('border-color','#000');
 //alert($('.popup_box_good_bodyleftbody_img a').length);
 $('.popup_box_good_bodyleftbody_img a').css('display','none');
 $('.popup_box_good_bodyleftbody_img a').eq(index+4*(iListImgPage-1)).css('display','block');
});

$('#mask_pic a').click(function (){

 $("#mask_pic").hide();
 $('.popup_box_good_bodyleftbody').css('width',iMessageWindowWidth).css('height',iMessageWindowHeight);
 $('.popup_box_good_bodyleftbody_img img').css('width','100%').css('height','100%');
 $('.popup_box_good_bodyright').show();
 $('.popup_box_good_bodylefttop').show();
 $('.popup_box_good_left').show();
 $('.popup_box_good_right').show();

});

$('.popup_box_good_bodyleftbody_img a').click(function (){

 var index = $(this).index();
 showMask_pic();

 $('.popup_box_good_bodyleftbody').css('width','110%').css('height','110%');
 $('.popup_box_good_bodyleftbody_img img').css('width','110%').css('height','110%');
 $('.popup_box_good_bodyright').hide();
 $('.popup_box_good_bodylefttop').hide();
 $('.popup_box_good_left').hide();
 $('.popup_box_good_right').hide();

});

$('.popup_box_good_bodyleftbodyUlDiv a').not('#popup_box_good_bodyleftbodyUl a').click(function (){

 var index = $(this).index();

 if(index == 0)
 {
 if(iListImgPage > iListImgPages)
 {
 iListImgPage = iListImgPages;
 }
 if(iListImgPage > 1)
 {
 for(var i = 0;i iListImgPages)
 {
 iListImgPage = iListImgPages;
 }
 if(iListImgPage < iListImgPages)
 {
 for(var i = 0;i 0){
 if(Math.random() < 0.8){
 if(clearanceTimes == 1){
 clearanceTimes--;
 iCurrentPromotions = iCurrentPromotions + iUnt;
 var str = '减价成功！获得-'+iUnt+'优惠，最多还有'+clearanceTimes+'次机会';
 $('#pick_jj').html(sPick_jjHtml+str);
 $('.popup_box_good_bodyright_contentprice b').html(iCurrentPrice-iUnt);
 $('#pick_jj').hide();
 $('#pick_cgzt').show().find('span').html('您在善品价基础上共赢得了 '+iCurrentPromotions+'元额外优惠，点击“立即抢购”按钮，以最优惠价格把礼物带回家！');
 }else{
 clearanceTimes--;
 iCurrentPromotions = iCurrentPromotions + iUnt;
 var str = '减价成功！获得-'+iUnt+'优惠，最多还有'+clearanceTimes+'次机会';
 $('#pick_jj').html(sPick_jjHtml+str);
 $('.popup_box_good_bodyright_contentprice b').html(iCurrentPrice-iUnt);
 }
 }else{
 //减价失败最后一搏
 clearanceTimes = 0;
 $('#pick_jj').hide();
 $('#pick_sbxyj').show();
 $('#pick_sbxyj a').click(function (){
 if(Math.random() < 0.5)
 {
 //最后一搏成功
 iCurrentPromotions = iCurrentPromotions + parseInt($('#pick_sbxyj input').val());
 $('.popup_box_good_bodyright_contentprice b').html(iCurrentPrice-parseInt($('#pick_sbxyj input').val()));
 $('#pick_sbxyj').hide();
 $('#pick_cgzt').show().find('span').html('您在善品价基础上共赢得了 '+iCurrentPromotions+'元额外优惠，点击“立即抢购”按钮，以最优惠价格把礼物带回家！');
 }else{
 //最后一搏失败
 $('#pick_sbxyj').hide();
 $('#pick_sbzt').show();
 }
 });
 }

 }else{
 //减价失效
 //alert('减价机会为0次');
 }

});
*/

});

function showContent()
{
$(".popup_box_good_bodyleftbody").hide();
$(".popup_box_good_bodyleftbody2").show();
//$(".popup_box_good_bodylefttopsle").css('left','-3px');
$(".popup_box_good_bodylefttopsle").animate({left:"-3px"});
}

function showImg()
{
$(".popup_box_good_bodyleftbody2").hide();
$(".popup_box_good_bodyleftbody").show();
//$(".popup_box_good_bodylefttopsle").css('left','-68px');
$(".popup_box_good_bodylefttopsle").animate({left:"-68px"});
}

function hideByValue(value){
$(value).hide();
}

function showModel(status){

if(status!=127 && status!=-1 && status!=-2){
 Ajax.call('jianlou.php?act=kanjia&goods_id=2923','',ajax_callback,'GET','JSON');
}else{
 $(".popup_box_good_bodyright_content_jj").hide();
}

showBg();
$("#model").show();
}

function closeModel(){
$("#fullbg").hide();
$("#model").hide();
}

//显示遮罩层
function showBg() {
var bh = $("body").height();
var bw = $("body").width();
$("#fullbg").css({
 height:bh,
 bw,
 display:"block"
});
$("#dialog").show();

$("#mfth_alert").show();
}

function showMask_pic() {
var bh = $("body").height();
var bw = $("body").width();
$("#mask_pic").css({
 height:bh,
 bw,
 display:"block"
});
}

function correctPNG(){
for(var i=0; i<document.images.length; i++){
 var img = document.images
 var imgName = img.src.toUpperCase()
 if(imgName.substring(imgName.length-3, imgName.length) == "PNG"){
 var imgID = (img.id) ? "id='" + img.id + "' " : ""
 var imgClass = (img.className) ? "class='" + img.className + "' " : ""
 var imgTitle = (img.title) ? "title='" + img.title + "' " : "title='" + img.alt + "' "
 var imgStyle = "display:inline-block;" + img.style.cssText
 if (img.align == "left") imgStyle = "float:left;" + imgStyle
 if (img.align == "right") imgStyle = "float:right;" + imgStyle
 if (img.parentElement.href) imgStyle = "cursor:hand;" + imgStyle
 var strNewHTML = "<span " + imgID + img. + imgTitle
 + " .=."" + "" + img.width + "px; height:" + img.height + "px;" + img. + ";"
 + "filter:progid:DXImageTransform.Microsoft.AlphaImageLoader"
 + "(src=.'" + img.src + ".', sizingMethod='scale');.">"
 img.outerHTML = strNewHTML
 i = i-1
 }
}
}

function ajax_callback(result){
var iUnt = parseInt($(this).html());
var sPick_jjHtml = $('#pick_jj').html();
var iCurrentPrice = parseInt($('.popup_box_good_bodyright_contentprice b').html());

if(result[1] == "successed"){
 $('#pick_jj').hide();
 $('.popup_box_good_bodyright_content_jj').hide();
 $('#pick_cgzt').show();
}else if(result[1] == "failed"){
 $('#pick_jj').hide();
 $('.popup_box_good_bodyright_content_jj').hide();
 $('#pick_sbxyj').show();
}else{
 //正常杀价
 for(var i in result){
 var index = i - 1;
 $("#content_jj" + i).html("" + result + "");
 }
}
}

function ajax_callback2(result){
var iUnt = parseInt($(this).html());
var sPick_jjHtml = $('#pick_jj').html();
var iCurrentPrice = parseInt($('.popup_box_good_bodyright_contentprice b').html());

if(result["is_login"] == "ok"){
 if(result["status"] == "success"){
 var str = "";
 str += '减价成功！获得-' + result["price"] + '优惠，最多还有' + (result["index"]) + '次机会';
 $('#pick_jj').html(sPick_jjHtml+str);
 $('.popup_box_good_bodyright_contentprice b').html(iCurrentPrice-result["price"]);
 }else if(result["status"] == "success_end"){
 $("#pick_jj").hide();
 $(".popup_box_good_bodyright_content_jj").hide();
 $("#pick_cgzt").show();
 }else{
 clearanceTimes = 0;
 $('#pick_jj').hide();
 $('#pick_sbxyj').show();


 /*$('#pick_sbxyj a').click(function (){
 if(Math.random() < 0.5){
 //最后一搏成功
 iCurrentPromotions = iCurrentPromotions + parseInt($('#pick_sbxyj input').val());
 $('.popup_box_good_bodyright_contentprice b').html(iCurrentPrice-parseInt($('#pick_sbxyj input').val()));

 $('#pick_sbxyj').hide();
 $('#pick_cgzt').show().find('span').html('您在善品价基础上共赢得了 '+iCurrentPromotions+'元额外优惠，点击“立即抢购”按钮，以最优惠价格把礼物带回家！');
 }else{
 //最后一搏失败
 $('#pick_sbxyj').hide();
 $('#pick_sbzt').show();
 }
 });
 */
 }
}else if(result["is_login"] == "none"){
 alert("请先登录");
 window.location.href = "user.php";
}
}

function want_kill_click(){
var want_kill_price = $("#want_kill_price").val();
if(want_kill_price){
 Ajax.call('jianlou.php?act=want_price&goods_id=2923&want_kill_price='+want_kill_price,'',ajax_callback3,'GET','TEXT');
}
}

function ajax_callback3(result){
if(result == "want_ok"){
 $('#pick_jj').hide();
 $('.popup_box_good_bodyright_content_jj').hide();
 $('#pick_cgzt').show();
 $('#pick_sbxyj').hide();
}else if(result == "want_fail"){
 $('#pick_jj').hide();
 $('.popup_box_good_bodyright_content_jj').hide();
 $('#last_kill_price').hide();
 $('#pick_cgzt').hide();
 $('#pick_sbxyj').show();
}else{
 alert("误操作！");
}
}