Adding Parameter for eval mode=XPath

(Short description required.)

1. Select the activity (that you want to define parameters for) in the process flow.
2. In the Properties Window, go to the Input to Activity tab.
3. Expand the <activityname input parameters on the right.
4. Select the parameter that you want to provide a value to and drag it onto DataField (mlXMLDocument type) on the left.
   
5. Double-click on the parameter and select XPath from the Eval drop-down list. Use the Source Expression to write the xpath expression.
   
6. Use the XPath Builder to write the XPath expression.
   
7. Click OK.