wrd="-_-";
repLst = new Array (
Array (/(^|[^А-я]|a|а|е|e|ни|о|o|в|с|c|ри|й|ь|т)(?:х|x)(?:у|y)(ле|лe|ли|й|я|ю|е|e|и|ё)/gi,"$1"+wrd),
Array (/(^|[^А-я])(?:с|c)(?:ц|)(?:у|y)(?:ч|)(?:к|k|)(а|a|е|e|у|y|и|о|o|$|[^А-я])/gi,"$1"+wrd+"$2"),
Array (/(^|[^А-я])гнид(а|a|o|о)/gi,wrd),
Array (/(^|[^А-я])(м|m)(а|a|o|о)нд(а|a|$|[^А-я])/gi,wrd),
Array (/пид(?:о|o|а|a)р/gi,wrd),
Array (/чмыр/gi,wrd),
Array (/г(?:о|o|а|a)(?:н|h|n)д(?:о|o)(?:н|h|n|c|с|$|[^А-я])/gi,wrd),
Array (/(?:от|oт|ат|aт|пo|по|^|[^А-я])(?:с|c)(?:о|o|a|а)(?:c|с)(?!ед)(?:и|e|е|a|а|y|у|$|[^А-я])/gi,wrd),
Array (/з(?:о|а|o|a)л(?:у|y)п/gi,wrd),
Array (/(^|[^А-я])ж(?:о|o)п(a|a|е|e|у|y|о|o|$|[^А-я])/gi,"$1"+wrd+"$2"),
Array (/м(?:у|y)д(о|o|a|ак|ач|ил|ищ)/gi,wrd+"$1"),
Array (/(^|[^А-я]|в|ф|от|ы|о|а|с|у|ре|ри)п(?:и|е|e|ё)(?:с|c|з)(?:д|ж)(а|a|о|o|у|y|е|e|ю|и|ы|я|ё|$|[^А-я])/gi,"$1"+wrd+"$2"),
Array (/(^|[^А-я]|о|o|фу|ы|e|е|и)(?:б|6)ля(т|ц|д|я|[^А-я])/gi,"$1"+wrd+"$2"),
Array (/(^|[^А-я]|на)(?:х|x)(?:e|е)(?:р|p)([^А-я]|h|н|o|о|\s|$)/gi,"$1"+wrd+"$2"),
Array (/(^|[^А-я]|вы|не|ни|о|o|от|oт|ь|ъ|на|за|ре|ри|у|раз|долба)(?:e|е|ё|и)(?:б|6|п)(?!оль)(с|o|о|е|e|щ|к|и|н|у|y|л|ы|ё|а|a|[^А-я]|$)/gi,"$1"+wrd+"$2")
);

///////////////////////////////////////////////////////////
function gEBC(cl){var rn=[]; var myclass=new RegExp('\\b'+cl+'\\b');var elem=document.getElementsByTagName("*");    
for (var i=0;i<elem.length;i++){var classes=elem[i].className;if(myclass.test(classes))rn.push(elem[i]);}return rn;
}    

function checkElement(ID)
{allNodes=gEBC(ID);    
    for(i=0;i<allNodes.length;i++)    
    {thtml=allNodes[i].innerHTML;
      for(j=0;j<repLst.length;j++) thtml=thtml.replace(repLst[j][0], repLst[j][1]);
      allNodes[i].innerHTML=thtml;
    }    
}
checkElement("posttdMessage");