how to use 'and' operator in Eval method

hii

i'm comparing to fields in eval method.but it doesnt work.
this is the code. how to solve

<asp:Image ID="Image7" runat="server" ImageUrl="~/Image/cros.bmp" Visible='<%#Convert.ToInt32(Eval("date"))==7 && Eval("status").ToString()=="on contract"%>' />