function blankLoad() {  }
function scrollToBottom() { window.scrollBy(0,5000) }
function setFocus(elementId) { document.getElementById(elementId).focus(); }
function hideElement(elementID)
{
    if (document.getElementById(elementID))
    {
        document.getElementById(elementID).style.display = 'none';
    }
}

// A general function to add an event handler
function addHandler(obj, evt, newhandler, captures) {
	if (obj.attachEvent) { obj.attachEvent('on' + evt, newhandler); }
	else if (obj.addEventListener) { obj.addEventListener(evt, newhandler, captures); }
	else {
		var oldhandler;
		if (oldhandler = obj['on' + evt]) {
			obj['on' + evt] = function() {
				oldhandler();
				newhandler();
			}
		}
		else { obj['on' + evt] = newhandler; }
	}
}

function imgLinkHover(imgID)
{
    if (document.getElementById(imgID))
    {
        var img = document.getElementById(imgID);
        img.src = img.src.replace('-hover', '');    //just incase its still there
        img.src = img.src.replace('.gif', '-hover.gif');
        img.src = img.src.replace('.jpg', '-hover.jpg');
    }
}

function imgLinkLeave(imgID)
{
    if (document.getElementById(imgID))
        document.getElementById(imgID).src = document.getElementById(imgID).src.replace('-hover', '');
}

function swapImg(imgName, imgPath) {
    document.getElementById(imgName).src = imgPath;
}

//if (document.getElementById) { addHandler(window,'load',initializeNavBar,false); }