function windowOpen(URL) {

	var theWindow = window.open(URL,'FutureOfficeWindow','menubar=yes,width=640,height=520,top='+screen.availTop+',left='+screen.availLeft+',resizable,scrollbars=yes');

}
//This blicking function is used for hidding and showing blocks of HTML 
function blocking(nr)
{
	if (document.all)
	{
		current = (document.all[nr].style.display == 'none') ? 'block' : 'none';
		document.all[nr].style.display = current;
	}
	else if (document.getElementById)
	{
		vista = (document.getElementById(nr).style.display == 'none') ? 'block' : 'none';
		document.getElementById(nr).style.display = vista;
	}
}