Someone

function search()
	{
		
		$data = array();
		foreach ($_POST as $key => $value)
		{
			if ($this->input->post($key, TRUE) != "" and $this->input->post($key, TRUE) != "any" and $this->input->post($key, TRUE) != "Any")
				$data[$key] = $this->input->post($key, TRUE);
		}
		
		$qstr = md5(serialize($data)); 
		$_SESSION[$qstr] = $data;
		
		redirect('mls_listing/search_results/' . $qstr . '/');
		
		
	}
	
	function search_results()
	{
		$search_terms = $this->uri->segment(3);
		$page = ($this->uri->segment(4)) ? $this->uri->segment(4) : 0;
		$results = $this->mls_listingmodel->search($search_terms, $page);
		
		$this->load->library('pagination');

		$config['base_url'] = 'http://www.century21white.com/mls_listing/search_results/' . $this->uri->segment(3) . '/';
		$config['total_rows'] = $results['found_rows'];
		$config['per_page'] = '10'; 
		$config['uri_segment'] = 4;
		$config['num_links'] = 5;
		$config['full_tag_open'] = '<p>';
		$config['full_tag_close'] = '</p>';
		$config['num_tag_close'] = ' |';
		$config['cur_tag_close'] = '</b> |';
		$this->pagination->initialize($config);
		 
		$data = array(	"view" => "mls_listing/search",
						"header" => "header",
						"left_menu" => $this->left_menu,
						"top_menu" => null,
						"page" => null,
						"whats_new" => null,
						"results" => $results['houses'],
						"images" => $results['images'],
						"found_rows" => $results['found_rows'],
						"title" => "century21white.com :: MLS Search"
						);
		$this->load->view('layout', $data);
	}