made changes so that the nceas skin would be centered and work with IE
NCEAS skin changes: moved images into subfolder for organization, moved search javascript into search.js to cut down on replication. Modifications to nceas.css and midnight.css to clean up integration of Drupal theme.
Updated the NCEAS skin to reflect the new structure of the NCEAS web site. There is now a new nceas.xsl file that handles the XSLT transforms for both metacat resultsets and for EML documents. This file imports xsl templates from the style/common dir in order to render the results table and EML document within an HTML document that follows the style of the NCEAS website. This required refactoring the original resultset.xsl and eml.xsl files in style/common so that the use of iframes can be easily eliminated. ...