Drill down problem: how to pass the row.content to another view name

Hi , I meet difficulty in handling drilldown link, the content of table from the first simple xml view are as following Count sourcetype *34 bbb 56 ccc* now I want to creat drilldown link to open anther view, by passing the field “sourcetype” to the name of another view, which names as bbb OR ccc. who can tell me how to realize the drilldown? TKS