//Accessible Pop-up Links by Caio Chassot
//http://www.alistapart.com/articles/popuplinks/


// MISC CLEANING-AFTER-MICROSOFT STUFF

function isUndefined(v) {
    var undef;
    return v===undef;
}

//POPUP functions
var _POPUP_FEATURES = 'location=0,statusbar=0,menubar=0';

function raw_popup(url, mw, mh, target, features) {
	//mw+=20;
	//mh+=25;
    if (isUndefined(features)) features = _POPUP_FEATURES+',width='+mw+',height='+mh;
    if (isUndefined(target  )) target   = '_blank';
    var theWindow = window.open(url, target, features);
    theWindow.focus();
    return theWindow;
}

function link_popup(src, mw, mh, features) {
    return raw_popup(src.getAttribute('href'), mw, mh, src.getAttribute('target') || 'pop', features);
}