var sFilename = "ecwp://www.philadelphiabuildings.org/pab-images/original/contributionship/MB1823/MB1823.Misc.ecw";

var sLocalFile = "/pab-images/original/contributionship/MB1823/MB1823.Misc.ecw";
var sJPEGFile = "/contributionship/im_display_ecw.cfm?ImageId=CONTRIB-MB1823.Misc";