// education topic display
function edu_topic(catid,id) {
	newurl = "/edu_discussion_topics.php?cat=" + catid + "&id=" + id;
	WinId = window.open(newurl,target="EDUWind", "toolbar=no,location=no,directories=no,scrollbars=yes,resizable=yes,width=780,height=400");
}

// function to open the calculator window
function calcWin(calc) {
	calcurl = "/calculators/" + calc;
	WinId = window.open(calc,target="calcWind", "toolbar=no,location=no,directories=no,scrollbars=yes,resizable=yes,width=780,height=400");
}