function taDecode(text) {

var returnValue = ""; /* the function will return this string */;

for (i = 1 ; i < (text.length + 1); i++) {

	k = text.charCodeAt(i-1);
	
	if (k >= 97 && k <= 122) {
		k = k + 100;
	} else
	
	if (k >= 197 && k <= 222) {
		k = k - 100;
	} else
	
	if (k >= 64 && k <= 90) {
		k = k + 100;
	} else
	
	if (k >= 164 && k <= 190) {
		k = k - 100;
	}
	
	if (k >= 48 && k <= 57) {
		k = k - 22;
	} else
	
	if (k >= 26 && k <= 35) {
		k = k + 22;
	}
	if ( k==46) {
		k = 223;
	}
	if ( k==223) {
		k = 46;
	}
	returnValue += String.fromCharCode(k);
}
return returnValue;
}