$(document).ready(function() {
   
    $(".mm").mouseover(function() {
        $("#"+this.id).attr("src",$("#"+this.id).attr("src").replace("1","0"));
    });
    $(".mm").mouseout(function() {
        $("#"+this.id).attr("src",$("#"+this.id).attr("src").replace("0","1"));
     
    });

    });