// suppress errors
function silentErrorHandler() {return true;}
window.onerror=silentErrorHandler;

// Popup URL
function PopUp(name,url) {
  msgWindow=window.open(url,name,'toolbar=0,location=0,directories=0,status=0,menubar=0,scrollbars=1,copyhistory=0,dependent=0,width=570,height=550,resizable=1,screenX=0,screenY=0');
//  msgWindow.focus();
}

// Tooltip
var DH = 0;
var an = 0;
var al = 0;
var ai = 0;
if (document.getElementById) {
    ai = 1;
    DH = 1;
} else {
    if (document.all) {
        al = 1;
        DH = 1;
    } else {
        browserVersion = parseInt(navigator.appVersion);
        if ((navigator.appName.indexOf('Netscape') != -1) && (browserVersion == 4)) {
            an = 1; DH = 1;
        }
    }
}
function fd(oi, wS) {
    if (ai) return wS ? document.getElementById(oi).style:document.getElementById(oi);
    if (al) return wS ? document.all[oi].style: document.all[oi];
    if (an) return document.layers[oi];
}
function pw() {
    return window.innerWidth != null? window.innerWidth: document.body.clientWidth != null? document.body.clientWidth:null;
}
function mouseX(event) {
    if (event.pageX) return event.pageX;
    else if (event.clientX) return event.clientX + (document.documentElement.scrollLeft ?  document.documentElement.scrollLeft : document.body.scrollLeft);
    else return null;
}
function mouseY(event) {
    if (event.pageY) return event.pageY;
    else if (event.clientY) return event.clientY + (document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop);
    else return null;
}
function showtip(event,oi) {
    if (DH) {
        var wp = pw();
        ds = fd(oi,1);
        dm = fd(oi,0);
        st = ds.visibility;
        if (dm.offsetWidth) ew = dm.offsetWidth;
        else if (dm.clip.width) ew = dm.clip.width;
        tv = mouseY(event) + 20;
        lv = mouseX(event) - (ew/4);
        if (lv < 2) lv = 2;
        else if (lv + ew > wp) lv -= ew/2;
        if (!an) {lv += 'px';tv += 'px';}
        ds.left = lv;
        ds.top = tv;
        ds.visibility = "visible";
    }
}

function hidetip(oi) {
    ds = fd(oi,1);
    ds.visibility = "hidden";
}