Hello!In DCT, On click of close button. I have triggered the "onclose" event.[]i.e. - IWEventRegistry.addFormHandler("onclose", unlockfile);This event call one java script function named "unlockfile ".function unlockfile(){alert("Inside function !!");}Now in this function, I wanted to unlock the respective file by running the command -/opt/Interwoven/TeamSite/bin/iwunlock /default/main/Branch_Name/Branch/WORKAREA/branch_wa/html/ABC/****.htmlSo how can run the command -/opt/Interwoven/TeamSite/bin/iwunlock inside any java script function of DCT ?Any inputs- ideas are much helpful !!As I know, we can run command by calling external script by "callout" for an item .but how can I call callout inside function of DCT ?[]Thanks in advance !!Regards!VinayTS 6.5.0 SP3, OD 6.1.1