WordPress: Select list Class

gistfile1.php

class dropdown_category{

  public static function getCategory(){
    	$template_swcategory = array(
                    	' '=>"No Category",
                   	'Antivirus and Security' => 'Antivirus and Security',
		'Creativity' => 'Creativity',
		'Database' => 'Database',
		'Geographic Info Systems' => 'Geographic Info Systems',
		'Graphing' => 'Graphing',
		'Internet and Email' => 'Internet and Email',
		'Mathematics' => 'Mathematics',
		'Networking and FTP' => 'Networking and FTP',
		'Office Productivity' => 'Office Productivity',
		'Operating Systems and Utilities' => 'Operating Systems and Utilities',
		'Statistical' => 'Statistical',
		'Virtualization' => 'Virtualization'
               	);
    	return $template_swcategory;
  	}
 }

/* Paste below in content area */

<select name="sw_category">
<?php
foreach ( dropdown_category::getCategory() as $key=>$value){
?>
                 <option value="<?php echo $key; ?>"

<?php
selected($sw_category, $key);
?>
                ><?php echo $value; ?></option>
<?php   }  ?>
                 </select>