/************************************************************************************************************
* This function will determine which browser the client is using and then select the appropriate stylesheet.
************************************************************************************************************/
function writeCss() {
	var blnIE4 = (document.all)? true:false;
	var blnNS4 = (document.layers)? true:false;
	var blnNS6 = (document.getElementById)? true:false;
	var strCSSFile;

	if (blnIE4 || blnNS6) 
		strCSSFile = "stylesIE.css";
	else if (blnNS4)
			strCSSFile = "stylesNS.css";

	return strCSSFile;
}