function popLearnMore(file)
{
	url = "learnmore/"+file;
	features = "width=640,height=500,scrollbars=yes,menus=no";
	temp = window.open(url,"LearnMore",features);
	temp.focus();
}
function popOverview(file)
{
	url = file;
	features = "width=640,height=500,scrollbars=yes,menus=no";
	temp = window.open(url,"Overview",features);
	temp.myOpener = window;
	temp.focus();
}