.leftsided .online .postprofile{background:url(./icon_user_online_left.png) right top no-repeat}@media only screen and (max-width:700px),only screen and (max-device-width:700px){.leftsided .online .postprofile{background:0 0}.leftsided .post.online{background-image:url(./icon_user_online.gif)}}