var www_words = ['www', 'http', 'mailto:', '@', 'href', 'src','img'];
var badwords = ['hoodia', 'sex', 'fuck', 'ars', 'penis', 'blow job', 'anal', 'fetish', 'cock', 'dick', 'epididymis', 'foreskin', 'glans', 'prick', 'scrotum', 'testicle', 'testis', 'make love', 'clitoris', 'cunt', 'lip of the vulva', 'uterus', 'vagina', ' anal', 'cleft', 'anus', 'arse', 'arsehole', ' ass ', 'asshole', 'pussy', 'labium', 'gay', 'hard cor', 'homo', 'sperm', 'lul', 'bijbal', 'voorhuid', 'eikel', 'balzak', 'testikel', 'teelbal', 'zaadbal', 'zaadleider', 'zaadleider', 'neuken', 'coïteren', 'vrijen', 'kittelaar', 'kut', 'schaamlip', 'schede', 'bilspleet', 'reet', 'kont', 'billen', 'pijpen', 'schaamhaar', 'sperma', 'vaiagra','viagra','cialis','Pfizer','VIAGRA®'];

function checkBadWords(fld){
var wrds = "";
var txt2check = " " +document.getElementById(fld).value+" ";
txt2check = txt2check.replace(/[^a-zA-Z 0-9]+/g,' ');
txt2check = txt2check.toLowerCase();
for (var i=0;i<= www_words.length-1;i++)
	{
	if (txt2check.indexOf(www_words[i])>-1)
	wrds += " " +www_words[i];
	}
		
for (var i=0;i<= badwords.length-1;i++)
	{	
	if (txt2check.indexOf(" "+badwords[i]+" ")>-1)
	wrds += " " + badwords[i];
	}
return wrds;	
}