InfoPath Dev

How can I get Current user's detail in Infopath 2007 using javascript on Form Load ? Thanks in Advance

Hello ErnestoM Actually, I am not using User Roles over here. I am just putting email address of the person in To as well as in Cc. So I want the buttons to  be visible to only the person in To Thanks in Advance Vihang  

 Hi friends I am new for Infopath 2007, I am  Submitting the form to approver. Here  are  2 issues 1) When the person in cc opens form, he can see the Approve/Reject buttons.... This is not expected because buttons should be visible only for Approver 2)When Approver approve the request then buttons are again available so ...