var browserName = navigator.appName;
var browserVer = parseInt(navigator.appVersion);
var version = "";
var msie4 = (browserName == "Microsoft Internet Explorer" && browserVer >= 4);
if ((browserName == "Netscape" && browserVer >= 3) || msie4 || browserName=="Konqueror" || browserName=="Opera") {version = "n3";} else {version = "n2";}
// Blurring links:
function blurLink(theObject) {
	if (msie4)	{theObject.blur();}
}

// decrypt helper function
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);
}