js単引用符を二重引用符に置換し、二重引用符を単引用符に置換します.

var _adrobj = JSON.stringify(address).replace(/\"/g,"'");

var a = {a:1,b:2};
JSON.stringify(a)====>"{"a":1,"b":2}"

var _nstr = _adrdata.replace(/'/g, '"');

var json = JSON.parse(_nstr);
                if (json.storeDelivery == 0) {
                    msgBox($.msg.OutDistributeAddress);
                    return;
                }

function escapeHTML(a) {
	return a.replace(//g, ">").replace(/&/g, "&").replace(/ /g, " ").replace(/"/g, """).replace(/'/g, "'")
}