function HideColumn(clmn){
	// hide left column
	if (clmn=='1') {
	document.getElementById("Middle").id="MiddleFull";
	document.getElementById("Left").style.display="none";
	}

	// hide both columns make middle full
	if (clmn=='2') {
	document.getElementById("Middle").id="MiddleFullBoth";
	document.getElementById("Right").style.display="none";
	document.getElementById("Left").style.display="none";	
	}

	// hide right column
	if (clmn=='3') {
	document.getElementById("Middle").id="MiddleFull";
	document.getElementById("Right").style.display="none";
	}

}	

function ShowColumn(){
	document.getElementById("MiddleFull").id="Middle";
	document.getElementById("Right").style.display="block";
}

function ShowCalendar(FormName, FieldName, evnt)
{
 DateWindow=open("CFDateSelect.cfm?FormName=" + FormName + "&FieldName=" + FieldName, "CalendarWindow", "width=200,height=125,left=" + (evnt.screenX) + ",top=" + (evnt.screenY + 1));
 if (DateWindow.opener == null) DateWindow.opener = self;
 DateWindow.focus();
}