INPUT_FOCUS=null
$().keyup(function(e){
if(!INPUT_FOCUS && !(e.ctrlKey || e.shiftKey || e.altKey) ){
    var id;
    switch(e.keyCode){
        case 37://←
        id="pre_photo"
        break;
        case 39://→
        id="next_photo"
    }
    if(id){
        id=document.getElementById(id);
        if(id){
            location.href=id.href
        }
    }
}
})
function input_ban(){
$("input,textarea").focus(function(){INPUT_FOCUS=this}).blur(function(){INPUT_FOCUS=null})
}
$(input_ban)
$().ajaxComplete(input_ban)