$.each(sval, function(name, val){
var $el = $('[name="'+name+'['+sname+']"]'),
type = $el.attr('type');
switch(type){
case 'checkbox':
$el.attr('checked', 'checked');
break;
case 'radio':
$el.filter('[value="'+val+'"]').attr('checked', 'checked');
break;
default:
$el.val(val);
break;
}
});