window.onload = function() {
    var links = document.getElementsByTagName('a');
    for (var i=0;i < links.length;i++) {
        if (links[i].className == 'new-window') {
            links[i].onclick = function() {
                window.open(this.href);
                return false;
            };
        }
    }
};

function doPopup(href, windowname, w, h, s, sb) {
 var winl = (screen.availWidth-w)/2;
 var wint = (screen.availHeight-h)/2;
 windowprops = 'toolbars=0, location=0, directories=0, status=0, width='+w+', height='+h+', top='+wint+', left='+winl+', resizable='+s+', scrollbars='+sb+', menubars=0';
 NewWindow=window.open(href, windowname, windowprops);
 NewWindow.focus();
}