// Mouseover code
function act(imgName) {
  if (document.images) 
    document[imgName].src = eval(imgName + "_on.src");
}
function inact(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + "_off.src");
}

if (document.images)
{
	var admin_off = new Image();
	admin_off.src = "../images/left_menu/admin_off.gif";
	var admin_on = new Image();
	admin_on.src = "../images/left_menu/admin_on.gif";

	var members_off = new Image();
	members_off.src = "../images/left_menu/members_off.gif";
	var members_on = new Image();
	members_on.src = "../images/left_menu/members_on.gif";

	var home_off = new Image();
	home_off.src = "../images/left_menu/home_off.gif";
	var home_on = new Image();
	home_on.src = "../images/left_menu/home_on.gif";

	var play_game_off = new Image();
	play_game_off.src = "../images/left_menu/play_game_off.gif";
	var play_game_on = new Image();
	play_game_on.src = "../images/left_menu/play_game_on.gif";

	var contact_us_off = new Image();
	contact_us_off.src = "../images/left_menu/contact_us_off.gif";
	var contact_us_on = new Image();
	contact_us_on.src = "../images/left_menu/contact_us_on.gif";

	var preferences_off = new Image();
	preferences_off.src = "../images/left_menu/preferences_off.gif";
	var preferences_on = new Image();
	preferences_on.src = "../images/left_menu/preferences_on.gif";
	
	var logout_off = new Image();
	logout_off.src = "../images/left_menu/logout_off.gif";
	var logout_on = new Image();
	logout_on.src = "../images/left_menu/logout_on.gif";
		
	var performance_off = new Image();
	performance_off.src = "../images/left_menu/performance_off.gif";
	var performance_on = new Image();
	performance_on.src = "../images/left_menu/performance_on.gif";
		
	var hi_score_off = new Image();
	hi_score_off.src = "../images/left_menu/hi_score_off.gif";
	var hi_score_on = new Image();
	hi_score_on.src = "../images/left_menu/hi_score_on.gif";
		
	var winners_off = new Image();
	winners_off.src = "../images/left_menu/winners_off.gif";
	var winners_on = new Image();
	winners_on.src = "../images/left_menu/winners_on.gif";
		
	var contest_off = new Image();
	contest_off.src = "../images/left_menu/contest_off.gif";
	var contest_on = new Image();
	contest_on.src = "../images/left_menu/contest_on.gif";
	
	var prize_editor_off = new Image();
	prize_editor_off.src = "../images/left_menu/prize_editor_off.gif";
	var prize_editor_on = new Image();
	prize_editor_on.src = "../images/left_menu/prize_editor_on.gif";
		
	var quiz_on = new Image();
	quiz_on.src = "../images/left_menu/quiz_on.gif";
	var quiz_off = new Image();
	quiz_off.src = "../images/left_menu/quiz_off.gif";
	
	var reports_off = new Image();
	reports_off.src = "../images/left_menu/reports_off.gif";
	var reports_on = new Image();
	reports_on.src = "../images/left_menu/reports_on.gif";
	
	var cat_list_on = new Image();
	cat_list_on.src = "../images/left_menu/cat_list_on.gif";
	var cat_list_off = new Image();
	cat_list_off.src = "../images/left_menu/cat_list_off.gif";
		
	var users_off = new Image();
	users_off.src = "../images/left_menu/users_off.gif";
	var users_on = new Image();
	users_on.src = "../images/left_menu/users_on.gif";
	
	var offline_upload_off = new Image();
	offline_upload_off.src = "../images/left_menu/offline_upload_off.gif";
	var offline_upload_on = new Image();
	offline_upload_on.src = "../images/left_menu/offline_upload_on.gif";
		
	var content_edit_off = new Image();
	content_edit_off.src = "../images/left_menu/content_edit_off.gif";
	var content_edit_on = new Image();
	content_edit_on.src = "../images/left_menu/content_edit_on.gif";
}

// Alerts user when entry in textarea goes beyond specified maxlength
function checkTextarea(obj, maxlength){
	var inputstring = obj.value;
	if (inputstring.length > maxlength){
		alert("The length of your input (" + inputstring.length + " characters) has exceeded \n the " + maxlength + " character maximum allowed for this item.");
		obj.focus();
	}
}

// Updates the maximum character count for text areas in Internet Explorer.
function checkTextAreaIE(obj, maxlength) {
	var textvalue = obj.value;
	var div = window[obj.name + "_MAXLENGTH"];
	var innerText;
	
	// Make sure that the objects exist before we do anything with them.
	if(textvalue != null && div != null) {
		// Build the text that will display.
		innerText = "(";
		if(textvalue.length > 0) innerText += textvalue.length + " of ";
		innerText += maxlength + " characters maximum)";
		div.innerText = innerText;
		
		// Assign the text area a different style class depending on whether or not it is over the count.
		if(textvalue.length <= maxlength)
			div.className = "TextAreaMaxLength";
		else
			div.className = "TextAreaMaxLengthOver";
	}
}

function launchWizard(URL, querystring, refreshParent)
{
	var parameters;
	if (parameters == null) parameters = "";
	if (refreshParent == null) refreshParent = true; 

	URL = "../appg/wizard.asp?URL=" + URL + querystring;
	if (is.ie5up)
	{
		var Destination;
		Destination = window.showModalDialog(URL, "", "dialogWidth:622px; dialogHeight:464px; center:yes; help:0; resizable:1;");
		if (Destination != null && refreshParent)
		{			
			if (Destination == "") parent.window.location = parent.window.location; //reload();
			else parent.window.location = Destination;
		}
	}
	else
	{	
		var w = window.open(URL,"ocWizard","height=429,width=616, top=0, left=0");
		w.focus();
	}
}

// alert the user with a confirmation message
function userconfirm(message) {
	var response = confirm(message);
	return response;
}

// Return the size of the page.
function pageSize() {
	var size, i;
	
	size = parseInt(document.fileSize);
	for(i = 0; i < document.images.length; i++) {
		size += parseInt(document.images[i].fileSize);
	}
	
	return size;
}

function popup(url, name, height, width, scrollbars, resize, statusbar, screenpos)
{

	// screenpos options: topleft, topright, bottomleft, bottomright, middle
	
	// recalculate height & width
	var Xwin = width;
	var Ywin = height;
	
	// browser adds 29px in height and 10px in width for browser borders
	Ywin = Ywin - 29;
	Xwin = Xwin - 10;

	// scrollbars add 2px to each dimension
	scrollbars = scrollbars.toLowerCase();
	if (scrollbars == "yes"){
		Ywin = Ywin - 2;
		Xwin = Xwin - 2;
	}

	// statusbar adds 20px in height
	statusbar = statusbar.toLowerCase();
	if (statusbar == "yes"){
		Ywin = Ywin - 20;
	}

	if(screenpos == null)
		screenpos = '';
	var Xsize = screen.availWidth;
	var Ysize = screen.availHeight;
	var Xpos = 0;
	var Ypos = 0;
	switch(screenpos) {
		case 'topleft':
			// move window to the top-left of the screen
			Xpos = 0;
			Ypos = 0;
			break;
		case 'topright':
			// move window to the top-right of the screen
			Xpos = Xsize - width;
			Ypos = 0;
			break;
		case 'bottomleft':
			// move window to the bottom-left of the screen
			Xpos = 0;
			Ypos = Ysize - height;
			break;
		case 'bottomright':
			// move window to the bottom-right of the screen
			Xpos = Xsize - width;
			Ypos = Ysize - height;
			break;
		default:
			// move window to the middle of the screen
			Xpos = (Xsize - width) / 2;
			Ypos = (Ysize - height) / 2;
			break;
	}
	// debug
	// alert('XWin: ' + Xwin + ' YWin: ' + Ywin );

	var popwin;
  var opts = "toolbar=no,status=" + statusbar + ",location=no,menubar=no,resizable=" + resize + ",scrollbars=" + scrollbars + ",height=" + Ywin + ",width=" + Xwin + ",left=" + Xpos + ",top=" + Ypos;
  popwin = window.open("", name, opts);
  popwin.focus();
  popwin.location = url;
}

function actionConfirmation(objForm, strAction, strItem)
{	
	if(strAction != "")
	{
		var response = confirm("Are you sure you want to '" + strAction + "' the selected " + strItem + ".");
		// If the answer is yes continue.
		if(response)
			objForm.submit()
	} else if (strAction == "") {
		alert("Select an action from the drop list.");
	}
}



// Ultimate client-side JavaScript client sniff. Version 3.03
// (C) Netscape Communications 1999.  Permission granted to reuse and distribute.
// Revised 17 May 99 to add is.nav5up and is.ie5up (see below).
// Revised 21 Nov 00 to add is.gecko and is.ie5_5 Also Changed is.nav5 and is.nav5up to is.nav6 and is.nav6up
// Revised 22 Feb 01 to correct Javascript Detection for IE 5.x, Opera 4, 
//                      correct Opera 5 detection
//                      add support for winME and win2k
//                      synch with browser-type-oo.js
// Revised 26 Mar 01 to correct Opera detection
// Revised 02 Oct 01 to add IE6 detection

// Everything you always wanted to know about your JavaScript client
// but were afraid to ask ... "Is" is the constructor function for "is" object,
// which has properties indicating:
// (1) browser vendor:
//     is.nav, is.ie, is.opera, is.hotjava, is.webtv, is.TVNavigator, is.AOLTV
// (2) browser version number:
//     is.major (integer indicating major version number: 2, 3, 4 ...)
//     is.minor (float   indicating full  version number: 2.02, 3.01, 4.04 ...)
// (3) browser vendor AND major version number
//     is.nav2, is.nav3, is.nav4, is.nav4up, is.nav6, is.nav6up, is.gecko, is.ie3, 
//     is.ie4, is.ie4up, is.ie5, is.ie5up, is.ie5_5, is.ie5_5up, is.ie6, is.ie6up, is.hotjava3, is.hotjava3up
// (4) JavaScript version number:
//     is.js (float indicating full JavaScript version number: 1, 1.1, 1.2 ...)
// (5) OS platform and version:
//     is.win, is.win16, is.win32, is.win31, is.win95, is.winnt, is.win98, is.winme, is.win2k
//     is.os2
//     is.mac, is.mac68k, is.macppc
//     is.unix
//     is.sun, is.sun4, is.sun5, is.suni86
//     is.irix, is.irix5, is.irix6
//     is.hpux, is.hpux9, is.hpux10
//     is.aix, is.aix1, is.aix2, is.aix3, is.aix4
//     is.linux, is.sco, is.unixware, is.mpras, is.reliant
//     is.dec, is.sinix, is.freebsd, is.bsd
//     is.vms
//
// See http://www.it97.de/JavaScript/JS_tutorial/bstat/navobj.html and
// http://www.it97.de/JavaScript/JS_tutorial/bstat/Browseraol.html
// for detailed lists of userAgent strings.
//
// Note: you don't want your Nav4 or IE4 code to "turn off" or
// stop working when Nav5 and IE5 (or later) are released, so
// in conditional code forks, use is.nav4up ("Nav4 or greater")
// and is.ie4up ("IE4 or greater") instead of is.nav4 or is.ie4
// to check version in code which you want to work on future
// versions.


function Is ()
{   // convert all characters to lowercase to simplify testing
    var agt=navigator.userAgent.toLowerCase();

    // *** BROWSER VERSION ***
    // Note: On IE5, these return 4, so use is.ie5up to detect IE5.

    this.major = parseInt(navigator.appVersion);
    this.minor = parseFloat(navigator.appVersion);

    // Note: Opera and WebTV spoof Navigator.  We do strict client detection.
    // If you want to allow spoofing, take out the tests for opera and webtv.
    this.nav  = ((agt.indexOf('mozilla')!=-1) && (agt.indexOf('spoofer')==-1)
                && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera')==-1)
                && (agt.indexOf('webtv')==-1) && (agt.indexOf('hotjava')==-1));
    this.nav2 = (this.nav && (this.major == 2));
    this.nav3 = (this.nav && (this.major == 3));
    this.nav4 = (this.nav && (this.major == 4));
    this.nav4up = (this.nav && (this.major >= 4));
    this.navonly      = (this.nav && ((agt.indexOf(";nav") != -1) ||
                          (agt.indexOf("; nav") != -1)) );
    this.nav6 = (this.nav && (this.major == 5));
    this.nav6up = (this.nav && (this.major >= 5));
    this.gecko = (agt.indexOf('gecko') != -1);


    this.ie     = ((agt.indexOf("msie") != -1) && (agt.indexOf("opera") == -1));
    this.ie3    = (this.ie && (this.major < 4));
    this.ie4    = (this.ie && (this.major == 4) && (agt.indexOf("msie 4")!=-1) );
    this.ie4up  = (this.ie  && (this.major >= 4));
    this.ie5    = (this.ie && (this.major == 4) && (agt.indexOf("msie 5.0")!=-1) );
    this.ie5_5  = (this.ie && (this.major == 4) && (agt.indexOf("msie 5.5") !=-1));
    this.ie5up  = (this.ie  && !this.ie3 && !this.ie4);
    this.ie5_5up =(this.ie && !this.ie3 && !this.ie4 && !this.ie5);
    this.ie6    = (this.ie && (this.major == 4) && (agt.indexOf("msie 6.")!=-1) );
    this.ie6up  = (this.ie  && !this.ie3 && !this.ie4 && !this.ie5 && !this.ie5_5);

    // KNOWN BUG: On AOL4, returns false if IE3 is embedded browser
    // or if this is the first browser window opened.  Thus the
    // variables is.aol, is.aol3, and is.aol4 aren't 100% reliable.
    this.aol   = (agt.indexOf("aol") != -1);
    this.aol3  = (this.aol && this.ie3);
    this.aol4  = (this.aol && this.ie4);
    this.aol5  = (agt.indexOf("aol 5") != -1);
    this.aol6  = (agt.indexOf("aol 6") != -1);

    this.opera = (agt.indexOf("opera") != -1);
    this.opera2 = (agt.indexOf("opera 2") != -1 || agt.indexOf("opera/2") != -1);
    this.opera3 = (agt.indexOf("opera 3") != -1 || agt.indexOf("opera/3") != -1);
    this.opera4 = (agt.indexOf("opera 4") != -1 || agt.indexOf("opera/4") != -1);
    this.opera5 = (agt.indexOf("opera 5") != -1 || agt.indexOf("opera/5") != -1);
    this.opera5up = (this.opera && !this.opera2 && !this.opera3 && !this.opera4);

    this.webtv = (agt.indexOf("webtv") != -1); 

    this.TVNavigator = ((agt.indexOf("navio") != -1) || (agt.indexOf("navio_aoltv") != -1)); 
    this.AOLTV = this.TVNavigator;

    this.hotjava = (agt.indexOf("hotjava") != -1);
    this.hotjava3 = (this.hotjava && (this.major == 3));
    this.hotjava3up = (this.hotjava && (this.major >= 3));

    // *** JAVASCRIPT VERSION CHECK ***
    if (this.nav2 || this.ie3) this.js = 1.0;
    else if (this.nav3) this.js = 1.1;
    else if (this.opera5up) this.js = 1.3;
    else if (this.opera) this.js = 1.1;
    else if ((this.nav4 && (this.minor <= 4.05)) || this.ie4) this.js = 1.2;
    else if ((this.nav4 && (this.minor > 4.05)) || this.ie5) this.js = 1.3;
    else if (this.hotjava3up) this.js = 1.4;
    else if (this.nav6 || this.gecko) this.js = 1.5;
    // NOTE: In the future, update this code when newer versions of JS
    // are released. For now, we try to provide some upward compatibility
    // so that future versions of Nav and IE will show they are at
    // *least* JS 1.x capable. Always check for JS version compatibility
    // with > or >=.
    else if (this.nav6up) this.js = 1.5;
    // note ie5up on mac is 1.4
    else if (this.ie5up) this.js = 1.3

    // HACK: no idea for other browsers; always check for JS version with > or >=
    else this.js = 0.0;

    // *** PLATFORM ***
    this.win   = ( (agt.indexOf("win")!=-1) || (agt.indexOf("16bit")!=-1) );
    // NOTE: On Opera 3.0, the userAgent string includes "Windows 95/NT4" on all
    //        Win32, so you can't distinguish between Win95 and WinNT.
    this.win95 = ((agt.indexOf("win95")!=-1) || (agt.indexOf("windows 95")!=-1));

    // is this a 16 bit compiled version?
    this.win16 = ((agt.indexOf("win16")!=-1) || 
               (agt.indexOf("16bit")!=-1) || (agt.indexOf("windows 3.1")!=-1) || 
               (agt.indexOf("windows 16-bit")!=-1) );  

    this.win31 = ((agt.indexOf("windows 3.1")!=-1) || (agt.indexOf("win16")!=-1) ||
                    (agt.indexOf("windows 16-bit")!=-1));

    // NOTE: Reliable detection of Win98 may not be possible. It appears that:
    //       - On Nav 4.x and before you'll get plain "Windows" in userAgent.
    //       - On Mercury client, the 32-bit version will return "Win98", but
    //         the 16-bit version running on Win98 will still return "Win95".
    this.win98 = ((agt.indexOf("win98")!=-1) || (agt.indexOf("windows 98")!=-1));
    this.winnt = ((agt.indexOf("winnt")!=-1) || (agt.indexOf("windows nt")!=-1));
    this.win32 = (this.win95 || this.winnt || this.win98 || 
                    ((this.major >= 4) && (navigator.platform == "Win32")) ||
                    (agt.indexOf("win32")!=-1) || (agt.indexOf("32bit")!=-1));

    this.winme = ((agt.indexOf("win 9x 4.90")!=-1));
    this.win2k = ((agt.indexOf("windows nt 5.0")!=-1));

    this.os2   = ((agt.indexOf("os/2")!=-1) || 
                    (navigator.appVersion.indexOf("OS/2")!=-1) ||   
                    (agt.indexOf("ibm-webexplorer")!=-1));

    this.mac    = (agt.indexOf("mac")!=-1);
    // hack ie5 js version for mac
    if (this.mac && this.ie5up) this.js = 1.4;
    this.mac68k = (this.mac && ((agt.indexOf("68k")!=-1) || 
                               (agt.indexOf("68000")!=-1)));
    this.macppc = (this.mac && ((agt.indexOf("ppc")!=-1) || 
                                (agt.indexOf("powerpc")!=-1)));

    this.sun   = (agt.indexOf("sunos")!=-1);
    this.sun4  = (agt.indexOf("sunos 4")!=-1);
    this.sun5  = (agt.indexOf("sunos 5")!=-1);
    this.suni86= (this.sun && (agt.indexOf("i86")!=-1));
    this.irix  = (agt.indexOf("irix") !=-1);    // SGI
    this.irix5 = (agt.indexOf("irix 5") !=-1);
    this.irix6 = ((agt.indexOf("irix 6") !=-1) || (agt.indexOf("irix6") !=-1));
    this.hpux  = (agt.indexOf("hp-ux")!=-1);
    this.hpux9 = (this.hpux && (agt.indexOf("09.")!=-1));
    this.hpux10= (this.hpux && (agt.indexOf("10.")!=-1));
    this.aix   = (agt.indexOf("aix") !=-1);      // IBM
    this.aix1  = (agt.indexOf("aix 1") !=-1);    
    this.aix2  = (agt.indexOf("aix 2") !=-1);    
    this.aix3  = (agt.indexOf("aix 3") !=-1);    
    this.aix4  = (agt.indexOf("aix 4") !=-1);    
    this.linux = (agt.indexOf("inux")!=-1);
    this.sco   = (agt.indexOf("sco")!=-1) || (agt.indexOf("unix_sv")!=-1);
    this.unixware = (agt.indexOf("unix_system_v")!=-1); 
    this.mpras    = (agt.indexOf("ncr")!=-1); 
    this.reliant  = (agt.indexOf("reliantunix")!=-1);
    this.dec   = ((agt.indexOf("dec")!=-1) || (agt.indexOf("osf1")!=-1) || 
                  (agt.indexOf("dec_alpha")!=-1) || (agt.indexOf("alphaserver")!=-1) || 
                  (agt.indexOf("ultrix")!=-1) || (agt.indexOf("alphastation")!=-1)); 
    this.sinix = (agt.indexOf("sinix")!=-1);
    this.freebsd = (agt.indexOf("freebsd")!=-1);
    this.bsd = (agt.indexOf("bsd")!=-1);
    this.unix  = ((agt.indexOf("x11")!=-1) || this.sun || this.irix || this.hpux || 
                 this.sco ||this.unixware || this.mpras || this.reliant || 
                 this.dec || this.sinix || this.aix || this.linux || this.bsd || this.freebsd);

    this.vms   = ((agt.indexOf("vax")!=-1) || (agt.indexOf("openvms")!=-1));
}

var is;
is = new Is(); 


function login (objForm) {
	objForm.submit();			
}

function logout (objForm) {
	objForm.submit();
}