var tempX = 0;
var tempY = 0;

function showPopup(sHTML) {
    var iTopOff = parseInt(getScrollY()) + 18;
    popupbox.style.height = "420px";
    popupbox.style.width = "300px";
    getMouseXY();
    popupbox.style.left = "15px";
    popupbox.style.top = iTopOff + "px";
    popupbox.innerHTML = sHTML
    popupbox.style.visibility = "visible";
}
function hidePopup() {
    popupbox.style.visibility = "hidden";
}
function getMouseXY(e) {
    var ie = (document.all) ? true : false;
    if (ie) {
        tempX = event.clientX + document.body.scrollLeft;
        tempY = event.clientY + document.body.scrollTop;
    } else {
        tempX = e.pageX;
        tempY = e.pageY;
    }
    if (tempX < 0) { tempX = 0; }
    if (tempY < 0) { tempY = 0; }
    return true;
}
function getScrollY() {
    var scrOfX = 0, scrOfY = 0;
    if (typeof (window.pageYOffset) == 'number') {
        //Netscape compliant
        scrOfY = window.pageYOffset;
        scrOfX = window.pageXOffset;
    } else if (document.body && (document.body.scrollLeft || document.body.scrollTop)) {
        //DOM compliant
        scrOfY = document.body.scrollTop;
        scrOfX = document.body.scrollLeft;
    } else if (document.documentElement && (document.documentElement.scrollLeft || document.documentElement.scrollTop)) {
        //IE6 standards compliant mode
        scrOfY = document.documentElement.scrollTop;
        scrOfX = document.documentElement.scrollLeft;
    }
    return [scrOfY];
}