//    Licensed Materials - Property of IBM
//
//    IBM Cognos Products: ps
//
//    (C) Copyright IBM Corp. 2005, 2011
//
//    US Government Users Restricted Rights - Use, duplication or disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
// Copyright (C) 2008 Cognos ULC, an IBM Company. All rights reserved.
// Cognos (R) is a trademark of Cognos ULC, (formerly Cognos Incorporated).
// -- Checkes/Unchecks a list of checkboxes in a list
var thisListForm;
function setCheck(state, formObj, prefix) {
	var checkedState = (state == true);
	thisListForm = document.forms[formObj];
	if (thisListForm) {
		var elementCount = thisListForm.length;
		var eleI;
		for (var i = 0; i < elementCount; i++) {
			eleI = thisListForm.elements[i];
			if (eleI.name && eleI.name.indexOf(prefix) == 0) {
				eleI.checked = checkedState;
			}
		}
	}
}
// -- Checkes/Unchecks a list of checkboxes in a list
function toggleChecks(control, prefix, formObjIn) {
	var formObj;
	if (!formObjIn) {
		formObj = 'pform';
	} else {
		formObj = formObjIn;
	}
	thisListForm = document.forms[formObj];
	if (thisListForm) {
		var elementCount = thisListForm.length;
		var eleI;
		for (var i = 0; i < elementCount; i++) {
			eleI = thisListForm.elements[i];
			if (eleI.type == 'checkbox' && eleI.name && eleI.name.indexOf(prefix) == 0) {
				eleI.checked = control;
			}
		}
	}
	
}

// -- Checks or unchecks the control checkbox if all list entries are selected or when one entry checkbox unselected when all list checkboxes were selected.

function resetControlCheck(formObj, idObj, cbName) {
	thisListForm = document.forms[formObj];
	if (thisListForm) {
		var allSet = true;
		var elementCount = thisListForm.length;
		var eleI;
		for (var i = 0; i < elementCount; i++) {
			eleI = thisListForm.elements[i];
			if (eleI.type && eleI.type == 'checkbox' && eleI.name && eleI.name.indexOf(cbName) == 0 && eleI.checked == false) {
				allSet = false;
				break;
			}
		}
		if (allSet) {
			thisListForm[idObj].checked = true;
		} else {
			thisListForm[idObj].checked = false;
		}
	}
}

// -- Determines if at least one item is checked in a list.
function isEmptySelection(formObj, prefix) {
	thisListForm = document.forms[formObj];
	var elementCount = thisListForm.length;
	var bEmpty = true;
	for (var i = 0; i < elementCount; i++) {
		if (thisListForm.elements[i].name.indexOf(prefix) == 0 && thisListForm.elements[i].checked) {
			bEmpty = false;
			break;
		}
	}
	return bEmpty;			
}

// -- Returns the number of items checked in a list.
function selectionCount(formObj, prefix) {
	thisListForm = document.forms[formObj];
	var len = 0;
	var elementCount = thisListForm.length;
	for (var i = 0; i < elementCount; i++) {
		if (thisListForm.elements[i].name.indexOf(prefix) == 0 && thisListForm.elements[i].checked) {
			len++;
		}
	}
	return len;
}