// Set photo gallery category or type
var gType = '?';

// save from window location information
var locWrk2 = window.location;
document.hidn.locn.value = locWrk2;
var locate2 = document.hidn.locn.value;
gType = locate2.substring((locate2.lastIndexOf("?") + 1),
                          (locate2.lastIndexOf("?") + 2));