var browser=navigator.appName;
var b_version=navigator.appVersion;
var version=parseFloat(b_version);
var isIE = browser == 'Microsoft Internet Explorer';

function openW(myURL,dsWinW,dsWinH,dsWinName) {
	var chasm = screen.availWidth;
	var mount = screen.availHeight;
	var dispWindow = window.open(myURL,dsWinName,'width=' + dsWinW + ',height=' + dsWinH + ',left=' + ((chasm - dsWinW - 10) * .5) + ',top=' + ((mount - dsWinH - 30) * .5) + ',scrollbars=yes,resizable=yes');
	
	//return dispWindow;
}	

function toOrdinal(thisNum) {
	var n = thisNum % 100;
	var suff = ["th", "st", "nd", "rd", "th"]; 
	var ord= n<21?(n<4 ? suff[n]:suff[0]): (n%10>4 ? suff[0] : suff[n%10]);
	return thisNum + ord;
}