// 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 + 'px';
	styleObject.top = newYCoordinate + 'px';
	return true;
    } else {
	// we couldn't find the object, so we can't very well move it
	return false;
    }
} // moveObject


function setDivContent(divObject,s)
{
    document.getElementById(divObject).innerHTML=s;
    return false;
}


function getBrowserName() { 
    var browserName = ""; 

    var ua = navigator.userAgent.toLowerCase(); 
    if ( ua.indexOf( "opera" ) != -1 ) { 
        browserName = "opera"; 
        } else if ( ua.indexOf( "msie" ) != -1 ) { 
        browserName = "msie"; 
        } else if ( ua.indexOf( "safari" ) != -1 ) { 
        browserName = "safari"; 
        } else if ( ua.indexOf( "mozilla" ) != -1 ) { 
        if ( ua.indexOf( "firefox" ) != -1 ) { 
        browserName = "firefox"; 
        } else { 
        browserName = "mozilla"; 
        } 
    } 

return browserName; 
}; 


function keyPressHandler(e) {
      var kC  = (window.event) ?    // MSIE or Firefox?
                 event.keyCode : e.keyCode;
      var Esc = (window.event) ?   
                27 : e.DOM_VK_ESCAPE // MSIE : Firefox
      if(kC==Esc)
        {
         HideObject('menuRpt');
         HideObject('menuCond');
        }
   }