Create Joomla dropdown menu for Joomla install

Need to create single level menu for a site with Joomla currently installed. The site [login to view URL] Only the first two menu items, Project Overview and Environmental Responsibility need dropdowns for their respective subsections. The menus would go like this: Project Overview - Project Description - Turbine Info - Wind Energy Conversion Environmental Responsibility (these menu items link to PDF articles) - EIS Process - EIS Prep Notice - Comments from 11/18/08 Community Meeting IF POSSIBLE, the items in the dropdown menu should also display as left navigation links. Menu style: White background Gray border 20$ to 30$ Please.