text: (function($)
  {
          $.fn.blink = function(options)
          {
                  var defaults = { delay:500 };
                  var options = $.extend(defaults, options);
                  
                  return this.each(function()
                  {
                          var obj = $(this);
                          if (obj.attr("timerid") > 0) return;
                          var timerid=setInterval(function()
                          {
                                  if($(obj).css("visibility") == "visible")
                                  {
                                          $(obj).css('visibility','hidden');
                                  }
                                  else
                                  {
                                          $(obj).css('visibility','visible');
                                  }
                          }, options.delay);
                          obj.attr("timerid", timerid);
                  });
          }
          $.fn.unblink = function(options) 
          {
                  var defaults = { visible:true };
                  var options = $.extend(defaults, options);
                  
                  return this.each(function() 
                  {
                          var obj = $(this);
                          if (obj.attr("timerid") > 0) 
                          {
                                  clearInterval(obj.attr("timerid"));
                                  obj.attr("timerid", 0);
                                  obj.css('visibility', options.visible?'visible':'hidden');
                          }
                  });
          }
  }(jQuery))