//Creator: Bill Martin
//Email: sscripts@simple-scripts.net
//This script can be modified or used as is,
//but the creator's name and email must stay intact.

function rot13( ME )
{
	raw = new String( ME )
	var alpha='ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLM';
	var x = 0;
	var processed = '';
	for (x = 0; x <= raw.length; x++){
      		var rot13 = raw.substring(x, x+1);
	      	if (rot13 >= 'A' && rot13 <= 'Z'){ var letters = "upper" }
      		if (rot13 >= 'a' && rot13 <= 'z')
		{ 
			var letters = "lower" 
		}

      		var rot13 = rot13.toUpperCase();

      		if (rot13 >= 'A' && rot13 <= 'Z')
		{
        		rot13 = alpha.charAt(alpha.indexOf(rot13) + 13);
        		if (letters == "lower")
			{ 
				rot13 = rot13.toLowerCase() 
			}
		}

    	  	processed = processed + rot13;
    	}
	return	processed;
}