function OpenCenteredWindow(theURL,winName,features, myWidth, myHeight, isCenter) { //v3.0
  features = 'width='+myWidth+',height='+myHeight+','+features;
  if(window.screen)if(isCenter)if(isCenter=="true"){
    var myLeft = (screen.width-myWidth)/2;
    var myTop = (screen.height-myHeight)/2;
    features+=',left='+myLeft+',top='+myTop;
  }
	window.open(theURL,winName,features);
}
function PopTerms () 
{
	OpenCenteredWindow("terms.htm", "terms", 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no', 500, 500, "true");
}
function PopSpecial () 
{
	OpenCenteredWindow("coupon.php", "specials", 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=no,copyhistory=no', 800, 500, "true");
}
function PopPrivacy () 
{
	OpenCenteredWindow("privacy.htm", "privacy", 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=no,resizable=yes,copyhistory=no', 200, 250, "true");
}
function PopGreen () 
{
	OpenCenteredWindow("living-green.htm", "green", 'toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,resizable=yes,copyhistory=no', 414, 600, "true");
}