It looks great, but i can not compile the widget, even i past the jars into

Directory ImageViewer
1

It looks great, but i can not compile the widget, even i past the jars into the folder WEB-INF. No response here?
Error:
GWT Module com.reveregroup.gwt.imagepreloader.ImagePreloader not found in project sources or resources

2

Added some instructions to the description above. If you still have issues, please use the Discussion Forum link and post a question there.