添加鼠标滑过图片闪烁的js特效-jquery-opacity-rollover

   <script>    //鼠标滑过图片闪烁  
    jQuery(document).ready(function(){  

    // over?  
    jQuery(".post img").wink(300);  


});  


/*===================================================== 
meta: { 
  title: "jquery-opacity-rollover.js", 
  version: "2.1", 
  copy: "copyright 2009 h2ham (h2ham.mail@gmail.com)", 
  license: "MIT License(http://www.opensource.org/licenses/mit-license.php)", 
  author: "THE HAM MEDIA - http://h2ham.seesaa.net/", 
  date: "2009-07-21" 
  modify: "2009-07-23" 
} 
=====================================================*/  
(function($) {  

    $.fn.opOver = function(op,oa,durationp,durationa){  

        var c = {  
            op:op? op:1.0,  
            oa:oa? oa:0.6,  
            durationp:durationp? durationp:'fast',  
            durationa:durationa? durationa:'fast'  
        };  


        $(this).each(function(){  
            $(this).css({  
                    opacity: c.op,  
                    filter: "alpha(opacity="+c.op*100+")"  
                }).hover(function(){  
                    $(this).fadeTo(c.durationp,c.oa);  
                },function(){  
                    $(this).fadeTo(c.durationa,c.op);  
                })  
        });  
    },  

    $.fn.wink = function(durationp,op,oa){  

        var c = {  
            durationp:durationp? durationp:'slow',  
            op:op? op:1.0,  
            oa:oa? oa:0.2  
        };  

        $(this).each(function(){  
            $(this) .css({  
                    opacity: c.op,  
                    filter: "alpha(opacity="+c.op*100+")"  
                }).hover(function(){  
                $(this).css({  
                    opacity: c.oa,  
                    filter: "alpha(opacity="+c.oa*100+")"  
                });  
                $(this).fadeTo(c.durationp,c.op);  
            },function(){  
                $(this).css({  
                    opacity: c.op,  
                    filter: "alpha(opacity="+c.op*100+")"  
                });  
            })  
        });  
    }  

})(jQuery);  

        </script>