line 205:
WA_DFP_UploadFiles("WA_UploadResult1", "image_prd", "2", "[NewFileName]_[Increment]", "true", $WA_UploadResult1_Params);
is telling it to use the hidden form element "image_prd" as the file feild.
the code should be using the new_image form element which is the actual file field on the page.
WA_DFP_UploadFiles("WA_UploadResult1", "new_image", "2", "[NewFileName]_[Increment]", "true", $WA_UploadResult1_Params);
also, the default file setting is set to use the image_prd recordset binding, it should be using the image_prd form element.