TNHSAesop

            // start a loop that's always running
            while (1 == 1)
            {
                // retrieve the next crawl target from a database or other persistent data store
                string url = GetNextCrawlTarget();

                // check to see if this URL has already been indexed, if it has, check to see if it has changed since last crawl and needs to be re-crawled
                if (URLAlreadyIndexed(url) == false && URLUpdatedSinceLastCrawl(url) == false)
                {
                    // crawl the url if there are links present within the document, extract them from the document and put them in a list of new potential crawl targets

TNHSAesop

  // disable copy paste into text area fields to prevent spammers from blowing up forms
  jQuery(document).on('YourEventTypicallyDocumentReady', function() {

    // disable keyboard paste
    jQuery('YourFormFieldSelector').bind("cut copy paste", function(e) {
      e.preventDefault();
    });

    // disable context menu to prevent right click pasting
    jQuery('YourFormFieldSelector').bind("contextmenu", function(e) {