怎么改为相对路径？

[jueban9818]

<configuration>
<appSettings>
<add key="MM_CONNECTION_HANDLER_jueban" value="default_oledb.htm" />
<add key="MM_CONNECTION_STRING_jueban" value="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\xmlnews\database\xmlnews.mdb;Persist Security Info=False" />
<add key="MM_CONNECTION_DATABASETYPE_jueban" value="OleDb" />
<add key="MM_CONNECTION_SCHEMA_jueban" value="" />
<add key="MM_CONNECTION_CATALOG_jueban" value="" />
</appSettings>
</configuration>

[xixigongzhu]

先将xmlnews.mdb这个文件放到应用程序的主目录的子目录database下，然后再：
value="Provider=Microsoft.Jet.OLEDB.4.0;Data Source="+Server.MapPath("database\xmlnews.mdb")+";Persist Security Info=False" />

[jueban9818]

value="Provider=Microsoft.Jet.OLEDB.4.0;Data Source=D:\xmlnews\database\xmlnews.mdb;Persist Security Info=False" />

[qiuji]

value="Provider=Microsoft.Jet.OLEDB.4.0;Data Source="+Server.MapPath("database\xmlnews.mdb")+";Persist Security Info=False" />