// Add Load Event
function addLoadEvent(func)
{
	var oldonload = window.onload;
	if (typeof window.onload != 'function')
	{
		window.onload = func;
	}
	else
	{
		window.onload = function()
		{
			if (oldonload)
			{
				oldonload();
			}
		func();
		}
	}
}



// Centred Popup
function centredPopup(page, target, myw, myh)
{
	var iMyWidth;
	var iMyHeight;
	iMyWidth = (window.screen.width / 2) - ((myw / 2) + 10);
	iMyHeight = (window.screen.height / 2) - ((myh / 2) + 50);
	var win = window.open(page, target, "status,height=" + myh + ",width=" + myw + ",resizable=yes,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=no");
	win.focus();
}



// Centred Scrolling Popup
function centredScrollingPopup(page, target, myw, myh)
{
	var iMyWidth;
	var iMyHeight;
	iMyWidth = (window.screen.width / 2) - ((myw / 2) + 10);
	iMyHeight = (window.screen.height / 2) - ((myh / 2) + 50);
	var win = window.open(page, target, "status,height=" + myh + ",width=" + myw + ",resizable=yes,left=" + iMyWidth + ",top=" + iMyHeight + ",screenX=" + iMyWidth + ",screenY=" + iMyHeight + ",scrollbars=yes");
	win.focus();
}