custom post type with category query

$paged = (get_query_var('paged')) ? get_query_var('paged') : 1;   
    $args = array(
    'post_type' => 'audio', 
  'paged' => $paged,
   'posts_per_page' => 15,   
  'tax_query' => array(
  array(
   'taxonomy' => 'audio_category',
   'terms' => array($cat),
   'field' => 'id',
  )
 ),
  
    'meta_query' => array(
        array(
            'key' => 'singername',
            'value' => $archivesinger,
     'compare' => 'LIKE'
                ),        
        array(
            'key' => 'albumn',
            'value' => $archivealbum,
            'compare' => 'LIKE'
        ), 
 
 ),
  
);

How To Create Custom Taxonomies Fields In WordPress

<?php

  add_action('category_add_form_fields','extra_category_fields');

  add_action ( 'edit_category_form_fields', 'extra_category_fields');

  //add extra fields to category edit form callback function

  function extra_category_fields( $tag ) {    
  $t_id = $tag->term_id;

  $cat_meta = get_option( "category_$t_id");

  ?>
<tr class="form-field">

  <th scope="row" valign="top"><label for="extra1"><?php _e('Category Sidebar'); ?></label></th>

  <td>

  <select name="Cat_meta[sidebarpage]" id="Cat_meta[sidebarpage]">

  <option value=""> </option>

  <option value="organization" <?php if($cat_meta['sidebarpage']=="organization") echo "selected";?>>Organization Menu </option>

  <option value="culturalbuilding" <?php if($cat_meta['sidebarpage']=="culturalbuilding") echo "selected";?>>Cultural building Menu</option>

  </select>

  <br />

  <?php //echo $cat_meta['sidebarpage'];?>

  <span class="description"><?php _e('Category Sidebar design'); ?></span>

  </td>

  </tr>


<?php

  }


add_action('create_category','save_extra_category_fileds');

  add_action ( 'edited_category', 'save_extra_category_fileds');

  // save extra category extra fields callback function

  function save_extra_category_fileds( $term_id ) {

  if ( isset( $_POST['Cat_meta'] ) ) {

  $t_id = $term_id;

  $cat_meta = get_option( "category_$t_id");

  $cat_keys = array_keys($_POST['Cat_meta']);

  foreach ($cat_keys as $key){

  if (isset($_POST['Cat_meta'][$key])){

  $cat_meta[$key] = $_POST['Cat_meta'][$key];

  }

  }

  //save the option array

  update_option( "category_$t_id", $cat_meta );

  }

  }
  

Add Pop-up Windows to Your WordPress

add_action('init', 'init_theme_method');
 
function init_theme_method() {
   add_thickbox();
}

  
<div style="text-align:center;padding:20px;"> 
  
<input alt="#TB_inline?height=300&amp;width=400&amp;inlineId=examplePopup1" title="add a caption to title attribute / or leave blank" class="thickbox" type="button" value="Show Thickbox Example Pop-up 1" />  
  
</div>

  
<div id="examplePopup1" style="display:none">
  
<h2>Example Pop-up Window 1</h2>
  
<div style="float:left;padding:10px;">
  
<img src="http://shibashake.com/wordpress-theme/wp-content/uploads/2010/03/bio1.jpg"  width="150" height = "168"/>
  I   was born at DAZ Studio. They created me with utmost care and that is   why I am the hottie that you see today. My interests include posing,   trying out cute outfits, and more posing.
  
 
  
</div>