var dt = new Date();
var hr = dt.getSeconds();
hr=hr%2;
if (hr==0){ document.write('<iframe width="760" scrolling="no" height="60" frameborder="0" src="http://www.52xyx.net/ad/114760.htm" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true"></iframe>'); }
if (hr==1){ document.write('<iframe width="760" scrolling="no" height="60" frameborder="0" src="http://www.52xyx.net/ad/114760.htm" marginwidth="0" marginheight="0" vspace="0" hspace="0" allowtransparency="true"></iframe>'); }