// written by Ed Gough, 2007
// http://www.avacadcam.com
// functions to tick check boxes in forms

// select/deselect all elememnts
function selectalls() {
	var t_o_f = false;
	if (document.getElementById('chksrva').checked) {
		t_o_f = true;
	}
	
	document.getElementById('chksrv1').checked = t_o_f;
	document.getElementById('chksrv2').checked = t_o_f;
	document.getElementById('chksrv3').checked = t_o_f;
	document.getElementById('chksrv4').checked = t_o_f;
}

// select/deselect all elememnts
function selectallm() {
	var t_o_f = false;
	if (document.getElementById('chksfta').checked) {
		t_o_f = true;
	}
	document.getElementById('chksft1').checked = t_o_f;
	document.getElementById('chksft2').checked = t_o_f;
	document.getElementById('chksft3').checked = t_o_f;
	document.getElementById('chksft4').checked = t_o_f;
	document.getElementById('chksft5').checked = t_o_f;
	document.getElementById('chksft6').checked = t_o_f;
	document.getElementById('chksft7').checked = t_o_f;
	document.getElementById('chksft8').checked = t_o_f;
	document.getElementById('chksft9').checked = t_o_f;
	document.getElementById('chksftc').checked = t_o_f;
	document.getElementById('chksftd').checked = t_o_f;
	document.getElementById('chksfte').checked = t_o_f;

}

// select an element with name cbox_name
function set_cbox(cbox_name) {
	document.getElementById(cbox_name).checked = true;
}