Structure Checker

$(function() {
    var
        $old=window.$old=$()
        ,$old2=$();
    (function anon() {
        var
            length=0
            ,$bad=$(
                '[width],[height],[style][style!=""]:not([style$=";"])'
                +',img:not([alt]),img[alt="Move"],img[alt="Edit"],img[alt="Delete"]'
            )
                .add($('col').parent(':not(colgroup)'))
                .add($('tr').parent(':not(thead,tbody,tfoot)'))
                .add($('th,td').parent(':not(tr)'))
                .not($old);
        //$old2=$old2.add($('img').not($old2).css({backgroundColor:'rgba(0,255,0,0.3)',outline:'0.2em solid purple'}));
        length=$bad
            .css({
                zIndex:1000
                ,minWidth:16
                ,minHeight:16
                ,outline:'1px solid black'
                ,backgroundColor:'rgba(255,0,0,0.5)'
                ,color:'#0ff'
            })
            .length;
        if (length) {
            console.log($bad,$bad.map(function() {return [[this.tagName||this.nodeName,this.id,this.name]];}).get());
            alert(length+' Bad elements found!\n');
        }
        $old=$bad.add($old);
        $old.css({visibility:function(k,v) {return (v==='visible' ? 'hidden' : 'visible');}});
        setTimeout(anon,500);
    }());
});