Function isunsafe

Picviewer CE+/dist.user.js:26326–26336

()

        var _isunsafe = null;
        function isunsafe(){
            if (_isunsafe === null) {
                try {
                    _isunsafe = unsafeWindow.eval(createScript("false"));
                } catch (e) {
                    console.debug("unsafe");
                    _isunsafe = true;
                }
            }
            return _isunsafe;
        }
        function addPageScript() {
            var pageScriptText=function(messageID){
                var frameID=Math.random();