if(typeof(dclk_isDartRichMediaLoaded) == "undefined") {
        dclk_isDartRichMediaLoaded = true;
        function dclkWrite(str){
                if(dclk_shouldOverride) {
                        dclk_original_documentWrite(str);
                }
                else{
                        document.write(str);
                }
        }
        function dclkWriteln(str){
                if(dclk_shouldOverride) {
                        dclk_original_documentWriteLn(str);
                }
                else{
                        document.writeln(str);
                }
        }
        function dclk_isInternetExplorer() {
                return (navigator.appVersion.indexOf("MSIE") != -1 && navigator.userAgent.indexOf("Opera") < 0);
        }
        dclk_shouldOverride = dclk_isInternetExplorer();
        if(dclk_shouldOverride) {
                dclk_original_documentWrite = document.write;
                dclk_original_documentWriteLn = document.writeln;
                document.write = dclkWrite;
                document.writeln = dclkWriteln;
        }
}