function decryptCharcode(n,start,end,offset)	{
		n = n + offset;
		if (offset > 0 && n > end)	{
			n = start + (n - end - 1);
		} else if (offset < 0 && n < start)	{
			n = end - (start - n - 1);
		}
		return String.fromCharCode(n);
	}
		// decrypt string
	function decryptString(enc,offset)	{
		var dec = "";
		var len = enc.length;
		for(var i=0; i < len; i++)	{
			var n = enc.charCodeAt(i);
			if (n >= 0x2B && n <= 0x3A)	{
				dec += decryptCharcode(n,0x2B,0x3A,offset);	// 0-9 . , - + / :
			} else if (n >= 0x40 && n <= 0x5A)	{
				dec += decryptCharcode(n,0x40,0x5A,offset);	// A-Z @
			} else if (n >= 0x61 && n <= 0x7A)	{
				dec += decryptCharcode(n,0x61,0x7A,offset);	// a-z
			} else {
				dec += enc.charAt(i);
			}
		}
		return dec;
	}
		// decrypt spam-protected emails
	function linkTo_UnCryptMailto(s)	{
		location.href = decryptString(s,-1);
	}