var glYes		=  1;
	var glNo		=  0;
	var glCancel	= -1;
	
	function confirmYesNo(sMessage) {
		var sArguments = sMessage;
		var sFeatures = "center: yes; dialogWidth: 500px; dialogHeight: 135px; scroll: no; resizable: no; help: no; status: no;";
		return( window.showModalDialog("../c/c_yes_no_dialog.aspx", sArguments, sFeatures));
	} //confirmYesNo

	function confirmYesNoCancel(sMessage) {
		var sArguments = sMessage;
		var sFeatures = "center: yes; dialogWidth: 400px; dialogHeight: 135px; scroll: no; resizable: no; help: no; status: no;";
		return( parseInt(window.showModalDialog("../c/c_yes_no_cancel_dialog.aspx", sArguments, sFeatures)) );
	} //confirmYesNoCancel
	
	function isNotYes(vlValue) {
		return(!(vlValue==glYes))
	} //isNotYes