function openPopup() {

// Get cookies
var allcookies = document.cookie;

// Look for cookies named "responded" and "viewed"
var posr = allcookies.indexOf("MMLEXITresponded=");
var posv = allcookies.indexOf("MMLEXITviewed=");


// set cookie "viewed" to yes if it does not exist
	var expires = new Date();
	expires.setTime( expires.getTime() + (60 * 60 * 1000) * 12 ); // 12 hours from now
	
if (posv == -1) {
document.cookie = "MMLEXITviewed=yes; expires=" + expires.toGMTString() ;
}

// if cookies do not exist, open window
var TheUrl = 'http://mymegalist.com/cgi-bin/popups/pop1.cgi?r=' + r;
if ((posr == -1) && (posv == -1)) {
  popupWin = window.open(TheUrl, 'MMLWindow', 'width=300,height=375,left=150,top=150')
 }
}