function openWin( windowURL, windowName, windowFeatures ) { 
	return window.open( windowURL, windowName, windowFeatures ) ; 
	} 

function PageChanger(page) {  document.location=page;}

//bereken filemaker pro skip value
function pageSelect( recNr, max ) { 
		return recNr - (recNr % max) ; 
	} 

function forumtabs(active_tab)
		{
				document.getElementById('tab1').className='tab';
				document.getElementById('tab2').className='tab';
				document.getElementById(active_tab).className='tab_sel';
		}
		
function isAlphaNumeric(str){
	var numaric = str;
	for(var j=0; j<numaric.length; j++){
		var alphaa = numaric.charAt(j);
		var hh = alphaa.charCodeAt(0);
		if((hh > 47 && hh<58) || (hh > 64 && hh<91) || (hh > 96 && hh<123)){
		}
		else{
			return false;
		}
 	}
	return true;
}
		
/***********************************************
* Email and password check functions E.W. Fonken Ftec-Audio
* This notice must stay intact for legal use.
* Visit http://www.ftec-audio.com
***********************************************/
function isEmailAddr(email){
  var result = false;
  var theStr = new String(email);
  var index = theStr.indexOf("@");
  if (index > 0){
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	 	result = true;}
	return result;}

function validEmail(formField) {
	var result = true;
	if (result && ((formField.value.length < 3) || !isEmailAddr(formField.value)) ){
		alert("Enter your complete email adres: e.g. yourname@yourdomain.com");
		formField.focus();
		result = false;}
	return result;}
	
function validPassword(formField) {
	if (formField.value.length < 4) {
		alert('Password must have at least 4 characters');
		formField.focus();
		return false;}
	return true;}

function validUserName(formField) {
	if (formField.value.length < 3) {
		alert('Username must have at least 3 characters');
		formField.focus();
		return false;}
	return true;}

function shopLogin(button) { 
	var number1 = "92747112384234";
	var text = 0x53 + 0x43;
	var text2 = String.fromCharCode(number1.substring(5,7)*5) + String.fromCharCode(84) + String.fromCharCode(88) + String.fromCharCode(76);
	var text3 = unescape('%72%6F%66%6C');
	var all = '&-script=li' + text + text2 + text3;
	var email = new Array();
   email = document.formlogin.Email.value.split('@');
	var URLmail = email[0] + '%40' + email[1];

	if(button == 'login') {
		if (!validPassword(document.formlogin.password))
   	return false;
		if (document.formlogin.alias.value.length >= 3) {
   		document.location.href = 'FMPro?-db=FtecKlanten.fp3&-lay=CGI&-format=login/login2.htm&-error=login/LoginError.htm&-OP=eq&paswoord=' + document.formlogin.password.value + '&-OP=eq&alias=' + document.formlogin.alias.value + all + '&-find';
			return true;}
		if (!validEmail(document.formlogin.Email)) {
			return false;}
		document.location.href = 'FMPro?-db=FtecKlanten.fp3&-lay=CGI&-format=login/Login2.htm&-error=login/LoginError.htm&-OP=eq&paswoord=' + document.formlogin.password.value + '&-OP=eq&email=' + URLmail + all + '&-find';
		return true;}
		
	if(button == 'nieuw') {
		if (!validUserName(document.formlogin.alias))
   		return false;
		if (!validPassword(document.formlogin.password))
   		return false;
		if (!validEmail(document.formlogin.Email))
			return false;
		if(document.formlogin.password.value != document.formlogin.pass2.value) {
			alert('password and password confirmation are not the same');
			document.formlogin.pass2.formField.focus();
			return false;}
		if (confirm("you want to register with username:" + document.formlogin.alias.value + " and  Email addres: " + document.formlogin.Email.value + " is this correct?")) {
			document.location.href = 'FMPro?-db=FtecKlanten.fp3&-lay=CGI&-format=login/Login2.htm&-error=login/LoginError.htm&email1=' + email[0] + '&email2=' + email[1] + '&email=' + URLmail + '&paswoord=' + document.formlogin.password.value + '&alias=' + document.formlogin.alias.value + '&-new';
			return true;}}
	return false;}
	
	
function changeLogin() { 
	alert('Wachtwoord:');
	}
	
	
/***********************************************
* Tab selection functions E.W. Fonken Ftec-Audio
* This notice must stay intact for legal use.
* Visit http://www.ftec-audio.com
***********************************************/
function tabover(tab) {if(tab.className!='Tab_sel') tab.className='Tab_over';}
function tabout(tab) {if(tab.className!='Tab_sel') tab.className='Tab_out';}
function tabsel(tab) {
	var a = new Array();
	a = tab.id.split('_');
	var i = 1;
	var curobj;
	while(curobj = document.getElementById(a[0] + '_' + (i++).toString())){
		curobj.className='Tab_out';
	}
	document.getElementById(a[0]).innerHTML = tab.innerHTML;
	tab.className='Tab_sel';
}

/***********************************************
* Drop Down/ Overlapping Content- © Dynamic Drive (www.dynamicdrive.com)
* This notice must stay intact for legal use.
* Visit http://www.dynamicdrive.com/ for full source code
***********************************************/

function getposOffset(overlay, offsettype){
var totaloffset=(offsettype=="left")? overlay.offsetLeft : overlay.offsetTop;
var parentEl=overlay.offsetParent;
while (parentEl!=null){
totaloffset=(offsettype=="left")? totaloffset+parentEl.offsetLeft : totaloffset+parentEl.offsetTop;
parentEl=parentEl.offsetParent;
}
return totaloffset;
}

function overlay(curobj, subobjstr, opt_position){
if (document.getElementById){
var subobj=document.getElementById(subobjstr)
subobj.style.display=(subobj.style.display!="block")? "block" : "none"
var xpos=getposOffset(curobj, "left")+((typeof opt_position!="undefined" && opt_position.indexOf("right")!=-1)? -(subobj.offsetWidth-curobj.offsetWidth) : 0) 
var ypos=getposOffset(curobj, "top")+((typeof opt_position!="undefined" && opt_position.indexOf("bottom")!=-1)? curobj.offsetHeight : 0)
subobj.style.left=xpos+"px"
subobj.style.top=ypos+"px"
return false
}
else
return true
}

function overlayclose(subobj){
document.getElementById(subobj).style.display="none"
}

/***********************************************
* MessageOk 
* A simple botlock for message entry
***********************************************/
function messageOk(){
	if (document.Message.botlock.value == '11'){
		document.Message.botlock.value = 7;
		return true;
		}
	else alert('Elegal entry');
   return false;
}

/***********************************************
* Popup Iframe E.W. Fonken(www.ftec-audio.com)
* This notice must stay intact for legal use.
***********************************************/
function framepopup(frame_id, url){
if (document.getElementById){
	var frameobj=document.getElementById(frame_id)
	if(frameobj.style.display!="block"){
		frameobj.style.display="block";
		frameobj.src=url;
	}
	else{
		frameobj.style.display="none";
	}
	return false
}
else
	return true
}

function frameclose(frame_id){
document.getElementById(frame_id).style.display="none"
}






var UniqueID = 314 // Make each link open in a new window 
var newWinOffset = 0 // Position of first pop-up

function PlayerOpen(soundfiledesc,soundfilepath) { 
PlayWin = window.open('',UniqueID,'width=320,height=190,top=' + newWinOffset +',left=0,resizable=0,scrollbars=0,titlebar=0,toolbar=0,menubar=0,status=0,directories=0,personalbar=0');
PlayWin.focus(); 

var winContent = "<HTML><HEAD><TITLE>" + soundfiledesc + "</TITLE></HEAD><BODY bgcolor='#BABABA'>"; 
winContent += "<B style='font-size:18px;font-family:Verdana,sans-serif;line-height:1.5'>" + soundfiledesc + "</B>";

winContent += "<OBJECT width='300' height='42'>"; 
winContent += "<param name='SRC' value='" + soundfilepath + "'>";
winContent += "<param name='AUTOPLAY' VALUE='true'>"; 
winContent += "<param name='CONTROLLER' VALUE='true'>";
winContent += "<param name='BGCOLOR' VALUE='#BABABA'>"; 
winContent += "<EMBED SRC='" + soundfilepath + "' AUTOSTART='TRUE' LOOP='FALSE' WIDTH='300' HEIGHT='42' CONTROLLER='TRUE' BGCOLOR='#FF9900'></EMBED>";
winContent += "</OBJECT>"; 

winContent += "<p style='font-size:12px;font-family:Verdana,sans-serif;text-align:center'><a href='" + soundfilepath +"'>Download this file</a> <SPAN style='font-size:10px'>(right-click or Option-click)</SPAN></p>";
winContent += "<FORM><DIV align='center'><INPUT type='button' value='Close this window' onclick='javascript:window.close();'></DIV></FORM>"; 
winContent += "</BODY></HTML>"; 

PlayWin.document.write(winContent); 
PlayWin.document.close(); // "Finalizes" new window 
UniqueID = UniqueID + 1 // newWinOffset = newWinOffset + 20 // subsequent pop-ups will be this many pixels lower 
}