var ttWidth    = 175;
var ttOffsetX      = 5;            // horizontal offset of left-top corner from mousepointer
var ttOffsetY      = -60;           // vertical offset                   "
var text1      = "Photo by Bill Dan, Palace of Fine Arts, SF 1998.";
var text2      = "Photo by Bill Dan, Coney Island, NY 2000.";
var text3      = "Photo by Bill Dan, Palace of Fine Arts, SF 1998.";
var text4      = "Photo by Bill Dan, Palace of Fine Arts, SF 1998.";
var text5      = "Photo by Bill Dan, Palace of Fine Arts, SF 1997.";
var text6      = "Photo by Jim Grisanzio, Sausalito, CA, 2005. Used by permission.";
var text7      = "Photo by Bill Dan, Central Park, NY 2000.";
var text8      = "Photo by Bill Dan, Palace of Fine Arts, SF 1999.";