function doPopup() {

if (!document.getElementsByTagName) return false;

var links = document.getElementsByTagName("a");

for (var i=0; i < links.length; i++) {

if (links[i].className.match("popup")) {

links[i].onclick = function() {

window.open(this.href, '', 'scrollbars=yes,resizable=yes,menubar=yes,width=500,height=550');

return false;

}

}

else if (links[i].className.match("blank")) {

links[i].onclick = function() {

window.open(this.href);

return false;

}

}


}

}

window.onload = doPopup;