<%= render_sort_bar(true, delete_panel_personal_project_back_end_projects_path(:direction => params[:direction], :sort => params[:sort], :sort_options => params[:sort_options]),
	['period', 'period', 'span1', 'project.period'],
	['project_title', 'project_title','span3', 'project.project_title'],
	['participator', 'participator','span3', 'project.participator'],
	['job_title', 'job_title','span3', 'project.job_title'],
	['unit', 'unit','span3', 'project.unit'],
	['create_modified', 'create_user_id','span1-3', 'project.create_modified']).html_safe %>