function refreshSalesOrderNum(skuId,quantity) {
    var sUrl = "/sales/refreshSalesOrderNum.htm";
    var oData = "skuId=" + skuId + "&quantity=" + quantity;
    var result = httpPost(sUrl, oData);
    if (result.match("error") != null) {
        //ʧ°Ü
        result = result.replace(/error\^/, "");
    }
    return result;
}


function formatPrice(price){
    var subIndex = price.indexOf(".");
    var sub;
    if(subIndex > 0){
        sub = price.substring(price.indexOf("."),price.length);
        price = price.substring(0,price.indexOf("."));
    }
    var count = parseInt(price.length / 3);
    var more = price.length - 3*count
    var result = "";
    for(var i=0;i<count;i++){
       result = price.substring(3*(count-i-1)+more,3*(count-i)+more) + result;
       result = "," + result;       
    }
    if(sub == null || sub ==""){
       result = result + ".0";
    }else{
       if(sub.length > 2){
           result = result + sub.substring(0,2);
       }else{
           result = result + sub;
       }
    }
    if(more == 0){
        result = result.substring(1);
    }else{
        result = price.substring(0,more) + result;
    }
    return result;
}