function ClearNamedGeographicCheckedStatus(F)                     // 'named' means the 'all' category is not included
    {
    for( var i = 1; i < F.chkArea.length; ++i )             // note that initial value of index must be 1, here
        F.chkArea[i].checked = false;
    return;
    }

function ClearAllGeographicCheckedStatus(F)
    {
    F.chkArea[0].checked = false;
    return;
    }

	/*Search Function*/
	function search() {
		document.frmEventSearch.submit();
	}