/******************* menu ***************************/

function over(id){}

/***************** homepage popups ***********************/

function UnTip() 
{
    document.getElementById("popup").style.display = 'none'; 
}

function Tip(e, i, offset)
{
    var ev = e || event;
    var t = ev.target || ev.srcElement;
    var elem = document.getElementById("popup");
    
    if (typeof(offset) == 'undefined')
        offset = offset || 30;
                
    if (!elem) 
    {
        elem = document.createElement("img");
        elem.id = "popup";
        document.body.appendChild(elem);
    }
    
    if (elem.src == i)
        return;
    
    elem.src = i;
    elem.style.display = 'block';
    
    var pos = findPos(t);
    elem.style.left = (pos[0] - offset) + "px";
    elem.style.top = (pos[1] + 60) + "px";
}

function findPos(obj) {
    var curleft = curtop = 0;
    
    if (obj.offsetParent) {
        do {
            curleft += obj.offsetLeft;
            curtop += obj.offsetTop;
        } while (obj = obj.offsetParent);
    }
    
    return [curleft,curtop];
}