var ttWidth    = 200;
var ttOffsetX      = 5;            // horizontal offset of left-top corner from mousepointer
var ttOffsetY      = -80;           // vertical offset                   "
var text1      = "Image courtesy Murky <br />Used by permission.";
var text2      = "Image courtesy Murky <br />Used by permission.";
var text3      = "Image courtesy Murky <br />Used by permission.";
var text4      = "Image courtesy Murky <br />Used by permission.";
var text5      = "Image courtesy Murky <br />Used by permission.";
var text6      = "Image courtesy Marcus Johns<br />Used by permission.";
var text7      = "Image courtesy Marcus Johns<br />Used by permission.";