function openReg()
{
		$.blockUI({ 
		  message: $('#register_dialog'), 
		  fadeIn: 500, 
      fadeOut: 500,
      
      /*
      overlayCSS: {
        opacity: '.4'
      },
      */
      css: { 
        top:  ($(window).height() - $('#register_dialog').height()) /2 + 'px', 
        left: ($(window).width() - $('#register_dialog').width()) /2 + 'px'
        }

		}); 
}


$(document).ready(function() { 

  $.blockUI.defaults.css = {};
  $.blockUI.defaults.applyPlatformOpacityRules = false;
 
  $('.show_reg_dialog').click(function() { 
    openReg();
	}); 
	
	$('.close_dialog').click(function() { 
		$.unblockUI(); 
		return false; 
	}); 
	
}); 

//  +++++