Monthly Archives: January 2010

ASTreeView 1.5.2 Release Notes

ASTreeView has been updated to version 1.5.2, the main BIG improvement is that a new NodeType – TextNode has been added. With TextNode, you can set two links in one node which is not possible in previous versions. Even javascript can be the content of the nodes in a TextNode. New Features: 1. TextNode type… Read More »

Fix IE Blocking iFrame Cookies Problem

For security reason, Internet Explorer block the cookie manipulation of a page when the page is inside an iframe. This is really ridiculous because the two frames are totally two different sites and the security policy has already block the dom operation between the two frames. Why block the cookie operation inside the iframe itself?… Read More »


今天碰到一个问题,IE在ssl(https)环境下,下载文件,会出现如下错误信息: “Internet Explorer was not able to open this Internet site. The requested site is either unavailable or cannot be found. Please try again later.” 查了一下KB (;EN-US;q316431&),原来是IE的一个bug,在2007年的时候已经有了,但微软到现在还没修复,唉~ 原因大致是这样的: 在ssl下,ie强制no-cache,如果no-cache已经在header里存在了,那么ie就不缓存文件了,所以文件找不到。(好莫名的说法啊) 尝试在下载页面里设置Response.CacheControl, 没有效果。最后,索性调用Response.ClearHeaders();,把Header全部清空,然后再设置Content-Type等属性,问题解决。

ASTreeView 1.4.0 Release Notes

ASTreeView has been updated to version 1.4.0, you may download at New Features: 1. Virtical Drag and Drop Nodes     If you use ASTreeView as a list, you can set EnableHorizontalLock=true, then the end user can only move the nodes up and down, not left or right, screenshot: Visit online demo.  2. Fixed Drag and… Read More »