function winOpen(sdestination, width, height)
{
window.open(sdestination,"_blank","width="+width+",height="+height+",top=0,toolbar=no,location=no,menubar=no,resizeable=no");
}

/****************************************************
     Author: Eric King
     Url: http://redrival.com/eak/index.shtml
     This script is free to use as long as this info is left in
     Featured on Dynamic Drive script library (http://www.dynamicdrive.com)
****************************************************/
var win=null;
function NewWindow(mypage,myname,w,h,scroll,pos){
if(pos=="random"){LeftPosition=(screen.width)?Math.floor(Math.random()*(screen.width-w)):100;TopPosition=(screen.height)?Math.floor(Math.random()*((screen.height-h)-75)):100;}
if(pos=="center"){LeftPosition=(screen.width)?(screen.width-w)/2:100;TopPosition=(screen.height)?(screen.height-h)/2:100;}
else if((pos!="center" && pos!="random") || pos==null){LeftPosition=0;TopPosition=20}
settings='width='+w+',height='+h+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=no';
win=window.open(mypage,myname,settings);}



// -------------------------------------------------------------------
// Switch Content Script- By Dynamic Drive, available at: http://www.dynamicdrive.com
// Created: Jan 5th, 2007
// April 5th: Added ability to persist content states by x days versus just session only
// -------------------------------------------------------------------

function switchcontent(className, filtertag){
	this.className=className
	this.collapsePrev=false //Default: Collapse previous content each time
	this.persistType="none" //Default: Disable persistence
	//Limit type of element to scan for on page for switch contents if 2nd function parameter is defined, for efficiency sake (ie: "div")
	this.filter_content_tag=(typeof filtertag!="undefined")? filtertag.toLowerCase() : ""
}

switchcontent.prototype.setStatus=function(openHTML, closeHTML){ //PUBLIC: Set open/ closing HTML indicator. Optional
	this.statusOpen=openHTML
	this.statusClosed=closeHTML
}

switchcontent.prototype.setColor=function(openColor, closeColor){ //PUBLIC: Set open/ closing color of switch header. Optional
	this.colorOpen=openColor
	this.colorClosed=closeColor
}

switchcontent.prototype.setPersist=function(bool, days){ //PUBLIC: Enable/ disable persistence. Default is false.
	if (bool==true){ //if enable persistence
		if (typeof days=="undefined") //if session only
			this.persistType="session"
		else{ //else if non session persistent
			this.persistType="days"
			this.persistDays=parseInt(days)
		}
	}
	else
		this.persistType="none"
}

switchcontent.prototype.collapsePrevious=function(bool){ //PUBLIC: Enable/ disable collapse previous content. Default is false.
	this.collapsePrev=bool
}


switchcontent.prototype.sweepToggle=function(setting){ //PUBLIC: Expand/ contract all contents method. (Values: "contract"|"expand")
	if (typeof this.headers!="undefined" && this.headers.length>0){ //if there are switch contents defined on the page
		for (var i=0; i<this.headers.length; i++){
			if (setting=="expand")
				this.expandcontent(this.headers[i]) //expand each content
			else if (setting=="contract")
				this.contractcontent(this.headers[i]) //contract each content
		}
	}
}


// -------------------------------------------------------------------
// PUBLIC: defaultExpanded(indices_of_contents)- Set contents that should be expanded by default when the page loads.
// Note that the persistence feature (if enabled) overrides this setting.
// Pass in the position of the contents relative to the rest of the contents ie: defaultExpanded(0,2,3) would expand the 1st, 3rd, and 4th contents by default
// -------------------------------------------------------------------

switchcontent.prototype.defaultExpanded=function(){
	var expandedindices=[] //Array to hold indices (position) of content to be expanded by default
	//Loop through function arguments, and store each one within array
	//Two test conditions: 1) End of Arguments array, or 2) If "collapsePrev" is enabled, only the first entered index (as only 1 content can be expanded at any time)
	for (var i=0; (!this.collapsePrev && i<arguments.length) || (this.collapsePrev && i==0); i++)
		expandedindices[expandedindices.length]=arguments[i]
	this.expandedindices=expandedindices.join(",") //convert array into a string of the format: "0,2,3" for later parsing by script
}


//PRIVATE: Sets color of switch header.

switchcontent.prototype.togglecolor=function(header, status){
	if (typeof this.colorOpen!="undefined")
		header.style.color=status
}


//PRIVATE: Sets status indicator HTML of switch header.

switchcontent.prototype.togglestatus=function(header, status){
	if (typeof this.statusOpen!="undefined")
		header.firstChild.innerHTML=status
}


//PRIVATE: Contracts a content based on its corresponding header entered

switchcontent.prototype.contractcontent=function(header){
	var innercontent=document.getElementById(header.id.replace("-title", "")) //Reference content for this header
	innercontent.style.display="none"
	this.togglestatus(header, this.statusClosed)
	this.togglecolor(header, this.colorClosed)
}


//PRIVATE: Expands a content based on its corresponding header entered

switchcontent.prototype.expandcontent=function(header){
	var innercontent=document.getElementById(header.id.replace("-title", ""))
	innercontent.style.display="block"
	this.togglestatus(header, this.statusOpen)
	this.togglecolor(header, this.colorOpen)
}

// -------------------------------------------------------------------
// PRIVATE: toggledisplay(header)- Toggles between a content being expanded or contracted
// If "Collapse Previous" is enabled, contracts previous open content before expanding current
// -------------------------------------------------------------------

switchcontent.prototype.toggledisplay=function(header){
	var innercontent=document.getElementById(header.id.replace("-title", "")) //Reference content for this header
	if (innercontent.style.display=="block")
		this.contractcontent(header)
	else{
		this.expandcontent(header)
		if (this.collapsePrev && typeof this.prevHeader!="undefined" && this.prevHeader.id!=header.id) // If "Collapse Previous" is enabled and there's a previous open content
			this.contractcontent(this.prevHeader) //Contract that content first
	}
	if (this.collapsePrev)
		this.prevHeader=header //Set current expanded content as the next "Previous Content"
}


// -------------------------------------------------------------------
// PRIVATE: collectElementbyClass()- Searches and stores all switch contents (based on shared class name) and their headers in two arrays
// Each content should carry an unique ID, and for its header, an ID equal to "CONTENTID-TITLE"
// -------------------------------------------------------------------

switchcontent.prototype.collectElementbyClass=function(classname){ //Returns an array containing DIVs with specified classname
	var classnameRE=new RegExp("(^|\\s+)"+classname+"($|\\s+)", "i") //regular expression to screen for classname within element
	this.headers=[], this.innercontents=[]
	if (this.filter_content_tag!="") //If user defined limit type of element to scan for to a certain element (ie: "div" only)
		var allelements=document.getElementsByTagName(this.filter_content_tag)
	else //else, scan all elements on the page!
		var allelements=document.all? document.all : document.getElementsByTagName("*")
	for (var i=0; i<allelements.length; i++){
		if (typeof allelements[i].className=="string" && allelements[i].className.search(classnameRE)!=-1){
			if (document.getElementById(allelements[i].id+"-title")!=null){ //if header exists for this inner content
				this.headers[this.headers.length]=document.getElementById(allelements[i].id+"-title") //store reference to header intended for this inner content
				this.innercontents[this.innercontents.length]=allelements[i] //store reference to this inner content
			}
		}
	}
}


//PRIVATE: init()- Initializes Switch Content function (collapse contents by default unless exception is found)

switchcontent.prototype.init=function(){
	var instanceOf=this
	this.collectElementbyClass(this.className) //Get all headers and its corresponding content based on shared class name of contents
	if (this.headers.length==0) //If no headers are present (no contents to switch), just exit
		return
	//If admin has changed number of days to persist from current cookie records, reset persistence by deleting cookie
	if (this.persistType=="days" && (parseInt(switchcontent.getCookie(this.className+"_dtrack"))!=this.persistDays))
		switchcontent.setCookie(this.className+"_d", "", -1) //delete cookie
	// Get ids of open contents below. Four possible scenerios:
	// 1) Session only persistence is enabled AND corresponding cookie contains a non blank ("") string
	// 2) Regular (in days) persistence is enabled AND corresponding cookie contains a non blank ("") string
	// 3) If there are contents that should be enabled by default (even if persistence is enabled and this IS the first page load)
	// 4) Default to no contents should be expanded on page load ("" value)
	var opencontents_ids=(this.persistType=="session" && switchcontent.getCookie(this.className)!="")? ','+switchcontent.getCookie(this.className)+',' : (this.persistType=="days" && switchcontent.getCookie(this.className+"_d")!="")? ','+switchcontent.getCookie(this.className+"_d")+',' : (this.expandedindices)? ','+this.expandedindices+',' : ""
	for (var i=0; i<this.headers.length; i++){ //BEGIN FOR LOOP
		if (typeof this.statusOpen!="undefined") //If open/ closing HTML indicator is enabled/ set
			this.headers[i].innerHTML='<span class="status"></span>'+this.headers[i].innerHTML //Add a span element to original HTML to store indicator
		if (opencontents_ids.indexOf(','+i+',')!=-1){ //if index "i" exists within cookie string or default-enabled string (i=position of the content to expand)
			this.expandcontent(this.headers[i]) //Expand each content per stored indices (if ""Collapse Previous" is set, only one content)
			if (this.collapsePrev) //If "Collapse Previous" set
			this.prevHeader=this.headers[i]  //Indicate the expanded content's corresponding header as the last clicked on header (for logic purpose)
		}
		else //else if no indices found in stored string
			this.contractcontent(this.headers[i]) //Contract each content by default
		this.headers[i].onclick=function(){instanceOf.toggledisplay(this)}
	} //END FOR LOOP
	switchcontent.dotask(window, function(){instanceOf.rememberpluscleanup()}, "unload") //Call persistence method onunload
}


// -------------------------------------------------------------------
// PRIVATE: rememberpluscleanup()- Stores the indices of content that are expanded inside session only cookie
// If "Collapse Previous" is enabled, only 1st expanded content index is stored
// -------------------------------------------------------------------

//Function to store index of opened ULs relative to other ULs in Tree into cookie:
switchcontent.prototype.rememberpluscleanup=function(){
	//Define array to hold ids of open content that should be persisted
	//Default to just "none" to account for the case where no contents are open when user leaves the page (and persist that):
	var opencontents=new Array("none")
	for (var i=0; i<this.innercontents.length; i++){
		//If persistence enabled, content in question is expanded, and either "Collapse Previous" is disabled, or if enabled, this is the first expanded content
		if (this.persistType!="none" && this.innercontents[i].style.display=="block" && (!this.collapsePrev || (this.collapsePrev && opencontents.length<2)))
			opencontents[opencontents.length]=i //save the index of the opened UL (relative to the entire list of ULs) as an array element
		this.headers[i].onclick=null //Cleanup code
	}
	if (opencontents.length>1) //If there exists open content to be persisted
		opencontents.shift() //Boot the "none" value from the array, so all it contains are the ids of the open contents
	if (typeof this.statusOpen!="undefined")
		this.statusOpen=this.statusClosed=null //Cleanup code
	if (this.persistType=="session") //if session only cookie set
		switchcontent.setCookie(this.className, opencontents.join(",")) //populate cookie with indices of open contents: classname=1,2,3,etc
	else if (this.persistType=="days" && typeof this.persistDays=="number"){ //if persistent cookie set instead
		switchcontent.setCookie(this.className+"_d", opencontents.join(","), this.persistDays) //populate cookie with indices of open contents
		switchcontent.setCookie(this.className+"_dtrack", this.persistDays, this.persistDays) //also remember number of days to persist (int)
	}
}


// -------------------------------------------------------------------
// A few utility functions below:
// -------------------------------------------------------------------


switchcontent.dotask=function(target, functionref, tasktype){ //assign a function to execute to an event handler (ie: onunload)
	var tasktype=(window.addEventListener)? tasktype : "on"+tasktype
	if (target.addEventListener)
		target.addEventListener(tasktype, functionref, false)
	else if (target.attachEvent)
		target.attachEvent(tasktype, functionref)
}

switchcontent.getCookie=function(Name){ 
	var re=new RegExp(Name+"=[^;]+", "i"); //construct RE to search for target name/value pair
	if (document.cookie.match(re)) //if cookie found
		return document.cookie.match(re)[0].split("=")[1] //return its value
	return ""
}

switchcontent.setCookie=function(name, value, days){
	if (typeof days!="undefined"){ //if set persistent cookie
		var expireDate = new Date()
		var expstring=expireDate.setDate(expireDate.getDate()+days)
		document.cookie = name+"="+value+"; expires="+expireDate.toGMTString()
	}
	else //else if this is a session only cookie
		document.cookie = name+"="+value
}

/*function sf(){document.f.q.focus();}*/


////ANONYMOUS FORM
function change_anonymous_form(engine){
	
	if (engine == "freeproxy.ca") {
		//elements['anony_textfield']
		//document.forms['anony_mainform'].elements['anony_engine'].value
		
		document.forms['anony_mainform'].action="http://cluster-2.freeproxy.ca/index.php";
		document.forms['anony_mainform'].method="get";
		document.forms['anony_mainform'].elements[0].name="url_not";
		
		document.forms['anony_mainform'].elements[3].name="flags";
		document.forms['anony_mainform'].elements[3].value="11111";
		document.forms['anony_mainform'].elements[4].name="url";
		document.forms['anony_mainform'].elements[4].value="";
		document.forms['anony_mainform'].elements[5].name="e3";
		document.forms['anony_mainform'].elements[5].value="";
		document.forms['anony_mainform'].elements[6].name="e4";
		document.forms['anony_mainform'].elements[6].value="";
		document.forms['anony_mainform'].elements[7].name="e5";
		document.forms['anony_mainform'].elements[7].value="";
	}
	else if (engine == "behidden.com") {
		document.forms['anony_mainform'].action="http://www.beHidden.com/get_url.php";
		document.forms['anony_mainform'].method="get";
		document.forms['anony_mainform'].elements[0].name="proxy__url";
		
		document.forms['anony_mainform'].elements[3].name="url";
		document.forms['anony_mainform'].elements[3].value="get_url.php";
		document.forms['anony_mainform'].elements[4].name="cookies";
		document.forms['anony_mainform'].elements[4].value="off";
		document.forms['anony_mainform'].elements[5].name="js";
		document.forms['anony_mainform'].elements[5].value="off";
		document.forms['anony_mainform'].elements[6].name="java";
		document.forms['anony_mainform'].elements[6].value="off";
		document.forms['anony_mainform'].elements[7].name="crypt";
		document.forms['anony_mainform'].elements[7].value="on";
	}
	else if (engine == "anonymouse.org") {
		document.forms['anony_mainform'].action="http://anonymouse.org/cgi-bin/anon-redirect.cgi";
		document.forms['anony_mainform'].method="post";
		document.forms['anony_mainform'].elements[0].name="what";
		
		document.forms['anony_mainform'].elements[3].name="e1";
		document.forms['anony_mainform'].elements[3].value="";
		document.forms['anony_mainform'].elements[4].name="e2";
		document.forms['anony_mainform'].elements[4].value="";
		document.forms['anony_mainform'].elements[5].name="e3";
		document.forms['anony_mainform'].elements[5].value="";
		document.forms['anony_mainform'].elements[6].name="e4";
		document.forms['anony_mainform'].elements[6].value="";
		document.forms['anony_mainform'].elements[7].name="e5";
		document.forms['anony_mainform'].elements[7].value="";
	}
	else if (engine == "hidemyass.com") {
			
		document.forms['anony_mainform'].action="http://w1.hidemyass.com/cgi-bin/nph-privax.cgi/010110A/x-proxy/start";
		document.forms['anony_mainform'].method="post";
		document.forms['anony_mainform'].elements[0].name="URL";
		
		document.forms['anony_mainform'].elements[3].name="if";
		document.forms['anony_mainform'].elements[3].value="1";
		document.forms['anony_mainform'].elements[4].name="e2";
		document.forms['anony_mainform'].elements[4].value="";
		document.forms['anony_mainform'].elements[5].name="e3";
		document.forms['anony_mainform'].elements[5].value="";
		document.forms['anony_mainform'].elements[6].name="e4";
		document.forms['anony_mainform'].elements[6].value="";
		document.forms['anony_mainform'].elements[7].name="e5";
		document.forms['anony_mainform'].elements[7].value="";
		
	}
	else if (engine == "proxyforall.com") {
		document.forms['anony_mainform'].action="http://www.proxyforall.com/index.php";
		document.forms['anony_mainform'].method="post";
		document.forms['anony_mainform'].elements[0].name="url";
		
		document.forms['anony_mainform'].elements[4].name="hl";
		document.forms['anony_mainform'].elements[4].value="1111100001";
	}

}

alpha1 = 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
alpha2 = 'nopqrstuvwxyzabcdefghijklmNOPQRSTUVWXYZABCDEFGHIJKLM';

function str_rot13(str)
{
    newStr = '';

    for (i = 0; i < str.length; i++)
    {
        curLet    = str.charAt(i);
        curLetLoc = alpha1.indexOf(curLet);

        if (curLet == '#')
        {
            document.proxy_form.action += str.substring(i, str.length)
        }

        newStr += (curLetLoc < 0) ? curLet : alpha2.charAt(curLetLoc);
     }

    return newStr;
}


//IMAGESHACK SCRIPTS
var url = "http://imageshack.us/";
var title = "ImageShack.us® - Image Hosting";
var buttonname = '"Browse..."';

function toggleuploadmode(file) {
    if (file) {
        document.getElementById('upfile').style.display='block';
        document.getElementById('upurl').style.display='none';
        document.getElementById('upform').action='http://www.imageshack.us/index.php';
    } else {
        document.getElementById('upfile').style.display='none';
        document.getElementById('upurl').style.display='block';
        document.getElementById('upform').action='http://www.imageshack.us/transload.php';
    }
}
function toggleuploadmode2(file) {
    if (file) {
        document.getElementById('upfile').style.display='';
        document.getElementById('upzip').style.display='none';
        document.getElementById('upform').action='http://imageshack.us/index.php';
    } else {
        document.getElementById('upfile').style.display='none';
        document.getElementById('upzip').style.display='';
        document.getElementById('upform').action='http://imageshack.us/ie.php';
    }
}


function showoptions(what) {
var ext = what.value.substr(what.value.length - 3,3).toLowerCase();
switch (ext) {
case 'jpg':
case 'peg':
case 'png':
case 'gif':
case 'bmp':
case 'tif':
case 'iff':
document.getElementById('resizeoptions').style.display='';
document.getElementById('filetypeerror').style.display='none';
document.getElementById('butan').disabled=false;
document.getElementById('butan').value='host it!';
break;
case 'swf':
document.getElementById('resizeoptions').style.display='none';
document.getElementById('filetypeerror').style.display='none';
document.getElementById('butan').disabled=false;
document.getElementById('butan').value='host it!';
break;
case '':
document.getElementById('butan').disabled=true;
document.getElementById('butan').value=buttonname;
default:
document.getElementById('resizeoptions').style.display='none';
document.getElementById('filetypeerror').style.display='';
document.getElementById('butan').disabled=true;
document.getElementById('butan').value='bad file type';
break;
}
}

function checkemail()
{
    var e_obj = document.getElementById('email');
    if (!e_obj)
    {
        disableme('butan'); 
        return true;
    }
    var email = e_obj.value;
    if (email.length == 0)
    {
        disableme('butan'); 
        return true;
    }
    var filter  = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
    {
        var ret = filter.test(email);
        if (ret)
            disableme('butan'); 
        else
            alert('Please enter valid email address');
        return ret;
    }
}

function highlight(field) {
        field.focus();
        field.select();
}
function focusfield(fl) {
    if (fl.value=="paste image url here") {
        fl.value='';
        fl.style.color='black';
    }
}

function favorites(){
if(document.all)
window.external.AddFavorite(url,title)
}

function disableme (what) {
    what = document.getElementById(what);
    what.disabled = true;
    what.value="uploading...";
}

// Calculatrice en JavaScript, première version: 16/06/97

var iScrSize=22;
var iStackSize=25;

var bRes=true, bErr=false, bChange=true;
var NumStack, OpStack;
var iNumStackLen=-1, iOpStackLen=-1;
//var fMem=0.0;

//////////
function isUndef(prop)
{	// Version imparfaite mais compatible Netscape 2
	return ((' ' + prop).indexOf('undefined') != -1);
}

function newItem(language, text, url, statMsg)
{
	var index;
	eval("index= pageItems_len" + language + "++");

	pageItems[language][index]= new Object();
	pageItems[language][index].m_text= text;

	if (isUndef(url))
		url= '';

	pageItems[language][index].m_url= url;


	if (isUndef(statMsg))
		statMsg= '';

	pageItems[language][index].m_statMsg= statMsg;
}

function getItem(itemNum, target)
{
	if (isUndef(target))
		target= defTarget;

	with (pageItems[naviLanguage][itemNum])
	{
		if (m_url == '')
		{
			var text= m_text
			return text;
		}

		var ret1= '<A HREF="' + m_url;
		var ret2= '">' + m_text + '</A>'

		ret1+= '" TARGET="' + target;

		if (pageItems[naviLanguage][itemNum].m_statMsg != '')
			ret1+= '" OnMouseOver="window.status=\'' + m_statMsg + '\'; return true;';
	}
	return ret1 + ret2;
}

//////////
function SubString(text,debut,fin)
{	// Corrige un bug de Netscape 2

  debut= Math.max(0, debut);
  fin= Math.min(text.length, fin);

  if (fin > debut)
    return text.substring(debut,fin);
  else
    return '';
}

function InitTab(iNum)
{ this.length=iNum; }

function Clear(bClrScr)
{ iNumStackLen=0;
  iOpStackLen=0;
  bRes=true;
  bErr=false;
  bChange=true;
  if (bClrScr) document.Calc.Screen.value='0';
}

function getArg(sArg)
{ var szSearch= location.search + '&';	// Corrige un bug de Netscape 2
  var i= szSearch.indexOf(sArg);

  if (i>=0)
  { var sz= SubString(szSearch, i + sArg.length + 1, szSearch.length);
    sz= SubString(sz, 0, sz.indexOf('&'));
    return sz;
  }
  return '';
}

function SetToValidNumber()
{ if (bErr) return;
  var s='' + document.Calc.Screen.value;
  document.Calc.Screen.value='' + parseFloat(s);

  if (document.Calc.Screen.value == 'NaN')
    document.Calc.Screen.value='0';

  while (    (s != '')
          && (s.charAt(s.length - 1) == '.')
          && (s.indexOf('.') != s.length-1)  )
    s=SubString(s, 0, s.length-1);

  if (    (s.length>0)		  // Corrige un bug de Netscape 2
       && s.indexOf('.') == s.length - 1 )
    document.Calc.Screen.value+='.';

  bChange=true;
}

function InitCalc()
{ if (iNumStackLen != -1) return; // Already Initialized
  NumStack=new InitTab(iStackSize);
  OpStack=new InitTab(iStackSize);
  Clear(false);
  document.Calc.Screen.value=getArg('ScreenDec');
  var sDec=getArg('dec');
  if (sDec != '') document.Calc.Memory.value='' + parseInt(sDec);
  SetToValidNumber();
}

function Error(sErr)
{ bErr=true;
  bRes=true;
  document.Calc.Screen.value= sErr + " !";
  return 0;
}

function DelChar(sText,iPos)
{ if ((iPos >= 0) && (iPos < sText.value.length))
    sText.value=  SubString(sText.value, 0, iPos) +
        SubString(sText.value, iPos+1, sText.value.length);
}

function AddDigit(sDigit)
{ if (bErr) return;

  if (bRes)
  {  document.Calc.Screen.value=sDigit;
     bRes=false;
  }
  else
    if (document.Calc.Screen.value.length < iScrSize)
      document.Calc.Screen.value+=sDigit;

  if (sDigit != '0')
    SetToValidNumber();
  else
    bChange=true;
}

function DelDigit()
{ if (bErr) return;

  if (!bRes)
    DelChar(document.Calc.Screen, document.Calc.Screen.value.length-1);

  SetToValidNumber();
}

function ChangeSign()
{ if (bErr) return;

  if (document.Calc.Screen.value.charAt(0) == "-")
    DelChar(document.Calc.Screen, 0);
  else
    document.Calc.Screen.value='-' + document.Calc.Screen.value;

  SetToValidNumber();
//  bRes=true;
}

function Inverse()
{ if (bErr) return;
  var fNum=parseFloat(document.Calc.Screen.value);

  if (fNum == 0.0)
    Error("Division by zero");
  else
  { document.Calc.Screen.value='' + 1/fNum;
    SetToValidNumber();
    bRes=true;
  }
}

function Square()
{ if (bErr) return;
  var fNum=parseFloat(document.Calc.Screen.value);
  document.Calc.Screen.value='' + fNum*fNum;
  bRes=true;
}

function SquareRoot()
{ if (bErr) return;
  var fNum=parseFloat(document.Calc.Screen.value);

  if (fNum<0.0)
    Error("Sqrt Error");
  else
    document.Calc.Screen.value='' + Math.sqrt(fNum);

  bRes=true;
}

function Floor()
{ if (bErr) return;
  document.Calc.Screen.value='' +
    Math.floor(parseFloat(document.Calc.Screen.value));

  bRes=true;
}

function MathOpp(sOpp)
{ if (bErr) return;
  if (document.Calc.angMode[1].checked)
  { if ((sOpp == 'sin') || (sOpp == 'cos') || (sOpp == 'tan'))
    { document.Calc.Screen.value= '' + eval( 'Math.' + sOpp +
        '(parseFloat(document.Calc.Screen.value) * Math.PI / 180)' );
    }
    else if ((sOpp == 'asin') || (sOpp == 'acos') || (sOpp == 'atan'))
    { document.Calc.Screen.value= '' + 180 / Math.PI *
        eval('Math.' + sOpp + '(parseFloat(document.Calc.Screen.value))' );
    }
    else
      document.Calc.Screen.value= '' + eval( 'Math.' +
          sOpp + '(parseFloat(document.Calc.Screen.value))' );
  }
  else
    document.Calc.Screen.value= '' + eval( 'Math.' +
        sOpp + '(parseFloat(document.Calc.Screen.value))' );

  SetToValidNumber();
  bRes=true;
}

function Log10()
{ if (bErr) return;
  document.Calc.Screen.value="" + (
    Math.log(parseFloat(document.Calc.Screen.value)) /
        Math.log(10) );
  bRes=true;
}

function Mult(fMult)
{ if (bErr) return;
  document.Calc.Screen.value="" +
    ( parseFloat(document.Calc.Screen.value) * fMult );
  bRes=true;
}

function Percent()
{
  if (iNumStackLen<1)
    document.Calc.Screen.value='0';
  else
    document.Calc.Screen.value='' +
      NumStack[iNumStackLen-1] * document.Calc.Screen.value / 100.0;

  bRes=true;
}

function ManualEntry()
{ SetToValidNumber();
  bRes=false;
  bErr=false;
}

function MemoryMinus()
{ if (bErr) return;
  with (document.Calc)
  { Memory.value= '' + (parseFloat(Memory.value) - parseFloat(Screen.value));
  }
  bRes=true;
}

function MemoryPlus()
{ if (bErr) return;
  with (document.Calc)
  { Memory.value= '' + (parseFloat(Memory.value) + parseFloat(Screen.value));
  }
  bRes=true;
}

function MemoryRestore()
{ if (bErr) return;
  document.Calc.Screen.value= document.Calc.Memory.value;
  SetToValidNumber();
  bRes=true;
}

function MemoryClear()
{ document.Calc.Memory.value='0'; }

function GetOppLevel(sOpp)
{ if (sOpp == "(") return -1;
  if (sOpp == "%") return 4;
  if (sOpp == "^") return 3;
  if ((sOpp == "*") || (sOpp == "/")) return 2;
  if ((sOpp == "+") || (sOpp == "-")) return 1;
  return 0;
}

function Calculate(f1, f2, sOp)
{ if (sOp == "+") return f1+f2;
  if (sOp == "-") return f1-f2;
  if (sOp == "*") return f1*f2;
  if (sOp == "/")
    if ((f2 == 0.0) || (f2 == 0))
    { Error("Division by zero");
      return 0;
    }
    else
      return f1/f2;

  if (sOp == "^")
      return Math.pow(f1, f2);

  return Error("Invalid operator");
}

function PileUpOpp(sOpp)
{ if (! bChange) return;
  if (iNumStackLen == -1) InitCalc(); // Not Initialized

  if (bErr || (iNumStackLen>=iStackSize) || (iOpStackLen>=iStackSize))
    Error("Stack overflow");
  else
  { NumStack[iNumStackLen++]=parseFloat(document.Calc.Screen.value);
    OpStack[iOpStackLen++]=sOpp;

    while (    (iOpStackLen>=2)
            && ( GetOppLevel(OpStack[iOpStackLen-1])
                 <= GetOppLevel(OpStack[iOpStackLen-2]) )
          )
    { NumStack[iNumStackLen-2]=
        Calculate( NumStack[iNumStackLen-2], NumStack[iNumStackLen-1],
                   OpStack[iOpStackLen-2] );

      if (! bErr)
        document.Calc.Screen.value='' + NumStack[iNumStackLen-2];

      OpStack[iOpStackLen-2]=OpStack[iOpStackLen-1];
      iNumStackLen--;
      iOpStackLen--;
    }
    SetToValidNumber();
    bRes=true;
    bChange=false;
  }
}

function OpenBrackets()
{ if (iNumStackLen == -1) InitCalc(); // Not Initialized

  if (bErr || (iOpStackLen>=iStackSize))
    Error("Stack overflow");
  else
  { OpStack[iOpStackLen++]="(";
    SetToValidNumber();
    bRes=true;
    bChange=true;
  }
}

function CloseBrackets()
{
  while (iOpStackLen>=1)
  {
    if (OpStack[iOpStackLen-1] == "(")
    { iOpStackLen--;
      break;
    }
    var s='' + Calculate( NumStack[iNumStackLen-1],
      parseFloat( document.Calc.Screen.value), OpStack[iOpStackLen-1] );

    if (! bErr) document.Calc.Screen.value=s;
    iNumStackLen--;
    iOpStackLen--;
  }
  bRes=true;
  SetToValidNumber();
}

function Equal()
{ while (iOpStackLen>=1) CloseBrackets(); }

function EvalExpr(expr)
{
  if (bErr) return;
  with (Math)
  {  document.Calc.Screen.value= '' + eval(expr);
  }

  bRes=true;
  SetToValidNumber();
}

var naviLanguage= 0;

//if (! isUndef(top.isTop) && ! isUndef(top.left.naviLanguage))
//	naviLanguage= top.left.naviLanguage;

naviLanguage= top.naviLanguage;


var defTarget= "_self";

var pageItems= new Array();
pageItems[0]= new Array();
pageItems[1]= new Array();

// Propriété .length non gérée par Netscape 2
var pageItems_len0= 0;
var pageItems_len1= 0;

//newItem(0, 'J</FONT>avascript <FONT COLOR="#FF0000" SIZE=+2>C</FONT>alculator');
//newItem(1, 'C</FONT>alculatrice <FONT COLOR="#FF0000" SIZE=+2>J</FONT>avaScript');

newItem(0, '<IMG SRC="http://perso.club-internet.fr/dtom/titres/calcul0.gif" alt="Javascript Calculator">');
newItem(1, '<IMG SRC="http://perso.club-internet.fr/dtom/titres/calcul1.gif" alt="Calculatrice Javascript">');

newItem(0, "Memory");
newItem(1, "M&eacute;moire");

newItem(0, "Evaluate expression:");
newItem(1, "Evaluer une expression:");

newItem(0, "V.A.T.");
newItem(1, "T.V.A.");

newItem(0, "VAT");
newItem(1, "TVA");

newItem(0, "(Radian mode only)");
newItem(1, "(Mode radians uniquement)");

newItem(0, "Decimal mode / optimised for Netscape 3-4");

newItem(1, "Mode d&eacute;cimal / optimis&eacute; pour Netscape 3-4");

newItem(0, "Hexadecimal mode", "hexa.php");
newItem(1, "Mode hexad&eacute;cimal", "hexa.php");

newItem(0, "Convert units", "convert.php");
newItem(1, "Conversion d'unit&eacute;s", "convert.php");

newItem(0, "My home page", "http://www.douze.net");
newItem(1, "Ma home page", "http://www.douze.net");

newItem(0, "Last update: ");
newItem(1, "Derni&egrave;re modification: ");