function corkboard_edit($imageid = 0)
{
	if($imageid != 0)
	{
		
		$result = db_query("SELECT filename,xpos,ypos,enabled,link FROM {corkboard} WHERE id=%s",$imageid);
		$row = db_fetch_array($result);
		$form['corkboard']['filename'] = array(
			  '#type' => 'item',
			  '#title' => t('Filename'),
			  '#value' => $row['filename']
			);
		$form['corkboard']['xpos'] = array(
			  '#type' => 'textfield',
			  '#title' => t('X Position'),
			  '#default_value' => $row['xpos'],
			  '#maxlength' => 4,
			  '#required' => TRUE
			);
			$form['corkboard']['ypos'] = array(
			  '#type' => 'textfield',
			  '#title' => t('Y Position'),
			  '#default_value' => $row['ypos'],
			  '#maxlength' => 4,
			  '#required' => TRUE
			);
			$form['corkboard']['enabled'] = array(
			  '#type' => 'checkbox',
			  '#title' => t('Enabled?'),
			  '#default_value' => $row['enabled'],
			);
			$form['corkboard']['link'] = array(
			  '#type' => 'textfield',
			  '#title' => t('Link'),
			  '#default_value' => $row['link'],
			  '#maxlength' => 256
			);
			$form['corkboard']['submit'] = array('#type' => 'submit', '#value' => t('Save'));
			$form['corkboard']['cancel'] = array('#type' => 'button', '#value' => t('Cancel'));
		drupal_get_form($form);
	}else{
		drupal_set_message('Cannot edit image.', 'error');
	}
}