SO - 16073907

JavaScript

$(function(){
		var pageData = "hello <a>example can have tags! swear word is </a><div> one..</div>";
   if(checkSwear(pageData)== false){
   //redirect to google
   }
});

function checkSwear(sentance) {
	
	var swear_words_arr=new Array("bad","evil","freak");
  var regex = new RegExp('\\b(' + swear_words_arr.join('|') + ')\\b', 'i' );
  if(regex.test(sentance)) {
    alert("Please refrain from using offensive words"); /* + alert_text */
    return false;
  } else {
  //alert(1)
  	return true;
  }
}