function GetBookInfo(isbn)
{
	if(isbn.length==0||isbn=="暂无")
	{
            $("#bookimage").attr("src","images/book_none.jpg");
            $("#booksummary").html("暂无");
			return;
	}
    $.ajax({
        type:"GET",
        url:"/Ajax/GetBookFromGoogle.ashx",
        data:"ISBN="+isbn,
        dataType:"text",
        success:function(msg){            
            var strings = msg.split("{$split$}");
            if(strings[0].length==0)
            {
                GetBookInfoFromDouBan(isbn);
            }
            else
            {
                SetBookInfo(msg);
            }
        },
        error:function(msg){
        
            $("#bookimage").attr("src","images/book_none.jpg");
            $("#booksummary").html("暂无");
        }
    });
}

function GetBookInfoFromDouBan(isbn)
{    
    $.ajax({
        type:"GET",
        url:"/Ajax/GetBookFromDouBan.ashx",
        data:"ISBN="+isbn,
        dataType:"text",
        success:function(msg){
            SetBookInfo(msg);
        },
        error:function(msg){
            //alert(msg);
        }
    });
    
}

function SetBookInfo(result)
{        
        var strings = result.split("{$split$}");
        if(strings.length==2)
        {
            $("#bookimage").attr("src",strings[0]);
            if(strings[1].length==0)
            {
                $("#booksummary").html("暂无");
            }
            else
            {
                $("#booksummary").html(strings[1].replace(/\n/g,"<br>"));
            }
        }
        else
        {
            $("#bookimage").src=strings[0];   
        }
        
}