js/Compare.js

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var cookieName = "offerId";
var domainName = ".alibaba.com";
var prefix = "";
var defaultClassName = "offer";
var checkedClassName = "offer_select";
var categoryId = 0;
var inside_cooperate_id = false;
var tempCount = 0;
var url;

document.cookie  = cookieName + "="+"";
//判断是否超出比较的条数以及
function clickcompareBox(id,box) {
    if(box.checked){
        if(getOfferIdCount()>=10 && !inside_cooperate_id){
            alert('您已经选择了10条供应信息，候选供应信息不能超过10个');
            box.checked=false;
        }else{
            addOfferId(id, box);
        }
    } else {
        delOfferId(id);
   }
}

//有几条要比较的商机
function getOfferIdCount() {
    value = getCookie(cookieName);
    if(value == null || value == 'null') {
        return 0;
    }
    var count = 1;
    while(value.indexOf(",") != -1) {
        var position = value.indexOf(",");
        var len = value.length;
        value =  value.substring(position+1,len);
        count++;
    }
    return count;
}

function getCookie(name) {
    var arg = name + "=";
    var alen = arg.length;
    var clen = document.cookie.length;
    var i=0;
    while(i<clen) {
        var j=i+alen;
        if (document.cookie.substring(i, j) == arg) {
            return www_helpor_net(j);
        }
        i=document.cookie.indexOf(" ",i)+1;if(i==0)
        break;
    }
    return null;
}

function www_helpor_net(offset) {
    var endstr=document.cookie.indexOf(";",offset);
    if (endstr == -1) {