// (c) 2005 Internova UK Ltd
function enable(id) {
	if (document.getElementById) {
		var element = document.getElementById(id);
		element.disabled = false;
	}

}

function disable(id) {
	if (document.getElementById) {
		var element = document.getElementById(id);
		element.disabled = true;
	}

}

function disableListItems(checkBoxListId, chkItemCount, blnDisable) {
	// Get the checkboxlist object.
	objCtrl = document.getElementById(checkBoxListId);
	// Does the checkboxlist not exist?
	if(objCtrl == null){        
		return;
	}
	// iterate through listitems that need to be enabled or disabled
	for(var i = 0; i<chkItemCount; i++) {
		objItem = document.getElementById(checkBoxListId + '_' + i);
		if(objItem == null){
			continue;
		}
		// Disable/Enable the checkbox.
		objItem.disabled = blnDisable;
		// Should the checkbox be disabled?
		objItem.checked = false;

	}

}