Selector Invalid

Help
,
1

http://usigpolarisdv01/csa/Cats/Tracking_Log_Work_Edit.aspx?CookieName=ot81820Search&WorkID=6402352652&AssignedResource=DMSACL
I’m giving the above link in href but it shows selector invalid

My selector is:

 <webctrl parentid='result' href='above link' />