$(function(){
    $("table.tbl01 tr:even").addClass("oddrow");
    //jQuery等比例缩放图片大小
    $("#entries img").each(function(){
     var width = 550;
     var height = 400;
     var image = $(this);
     if (image.width() > image.height()){
      if(image.width()>width){
       image.width(width);
       image.height(width/image.width()*image.height());
      }
     }else{
         if(image.height()>height){
          image.height(height);
          image.width(height/image.height()*image.width());
         }
     }
    });
});