function Decrypt(tText) {
	var ret = new String;
	var Arr = new Array();
	var Arr2 = new Array();
	var tSize = tText.length;
	for (x = 0; x < tSize; x ++) {
		Arr[x] = tText.charCodeAt(x);
		Arr2[x] = tText.charCodeAt(x + 1); }
	for (x = 0; x < tSize; x = x + 2) {
		ret += String.fromCharCode(Arr[x] - Arr2[x]); }
	return ret; }