[Zope] Re: Problem while rewriting image

hi I am Tamil Maran.G and am stated my career in zope recently. I am having one problem in ZOPE(DTML). problem is: --------------- I am having one object called "Course" and i am adding image as an object (by using manage_addImage) in Course object. this is working fine. but when i take the same object and deleting the existing image object(by using manage_delImage) and adding a new image object, the new image is not displayed when i refresh the form still it is showing the old image. pls let me know if you find any solution. thanks and regards tamil maran.g