// Copyright © 2000 by Apple Computer, Inc., All Rights Reserved.
//
// You may incorporate this Apple sample code into your own code
// without restriction. This Apple sample code has been provided "AS IS"
// and the responsibility for its operation is yours. You may redistribute
// this code, but you are not permitted to redistribute it as
// "Apple sample code" after having made changes.
//
// ************************
// layer utility routines *
// ************************

function getStyleObject(objectId) {
    // cross-browser function to get an object's style object given its id
    if(document.getElementById && document.getElementById(objectId)) {
	// W3C DOM
	return document.getElementById(objectId).style;
    } else if (document.all && document.all(objectId)) {
	// MSIE 4 DOM
	return document.all(objectId).style;
    } else if (document.layers && document.layers[objectId]) {
	// NN 4 DOM.. note: this won't find nested layers
	return document.layers[objectId];
    } else {
	return false;
    }
} // getStyleObject

function changeObjectVisibility(objectId, newVisibility) {
    // get a reference to the cross-browser style object and make sure the object exists
    var styleObject = getStyleObject(objectId);
    if(styleObject) {
	styleObject.visibility = newVisibility;
	return true;
    } else {
	// we couldn't find the object, so we can't change its visibility
	return false;
    }
} // changeObjectVisibility

function moveObject(objectId, newXCoordinate, newYCoordinate) {
    // get a reference to the cross-browser style object and make sure the object exists
    var styleObject = getStyleObject(objectId);
    if(styleObject) {
	styleObject.left = newXCoordinate;
	styleObject.top = newYCoordinate;
	return true;
    } else {
	// we couldn't find the object, so we can't very well move it
	return false;
    }
} // moveObject

function textCounter(field, countfield, maxlimit) {
if (field.value.length > maxlimit) {
  field.value = field.value.substring(0, maxlimit);
 }
else {
  countfield.value = maxlimit - field.value.length;
 }
}

function Show(parent,id, visible) {
	obj2 = getStyleObject(id)
	obj1 = getStyleObject(parent);
	if(visible){
		obj1.display="none";
		obj2.display = "inline";
	}
	else{
		obj1.display="inline";
		obj2.display = "none";
	}
}

/****************************************/
//Check uncheck checkboxes
function check(call,field)
{
 var i;
 if (eval(call.checked))
 {
  for (i=0;i<field.length;i++)
    field[i].checked=true;
  LL(field); 
//  return "Uncheck All";
 } 
 else
 { 
   for(i=0;i<field.length;i++)
     field[i].checked=false;
   UU(field); 
//   return "Check All";
 } 
}
function LL(field){field.disabled=true;}
function UU(field){field.disabled=false;}
/****************************************/



/****** MetaBuilders RowSelector code *****/
function MetaBuilders_RowSelectorColumn_SelectAll( parentCheckBox ) {
    if ( typeof( document.getElementById ) == "undefined" ) return;
    if ( parentCheckBox == null || typeof( parentCheckBox.participants ) == "undefined" ) {
        return;
    }
    var participants = parentCheckBox.participants;
    for ( var i=0; i < participants.length; i++ ) {
        var participant = participants[i];
        if ( participant != null ) {
            participant.checked = parentCheckBox.checked;
        }
    }
}
function MetaBuilders_RowSelectorColumn_Register( parentName, childName ) {
    if ( typeof( document.getElementById ) == "undefined" ) return;
    var parent = document.getElementById( parentName );
    var child = document.getElementById( childName );
    if ( parent == null || child == null ) {
        return;
    }
    if ( typeof( parent.participants ) == "undefined" ) {
        parent.participants = new Array();
    }
    parent.participants[parent.participants.length] = child;
}
function MetaBuilders_RowSelectorColumn_CheckChildren( parentName ) {
	if ( typeof( document.getElementById ) == "undefined" ) return;
    var parent = document.getElementById( parentName );
    if ( parent == null || typeof( parent.participants ) == "undefined" ) return;
    var participants = parent.participants;
    for ( var i=0; i < participants.length; i++ ) {
        var participant = participants[i];
        if ( participant != null && !participant.checked ) {
				parent.checked = false;
				return;
        }
    }
    parent.checked = true;
}
/******************************************/