/* copyright 2005 | TENTWELVE SPRL | http://www.tentwelve.com */

function changeLanguage(lng){
	var currentUrl = document.URL.replace( /(\?|\&)$/ , "");
	currentUrl = currentUrl.replace( /(\#)([[:alnum:]]+)/ , "");
	var newUrl = "";
	re1 = /lng=.{2}/
	re2 = /\?/
	if ( re1.test( currentUrl ) ){
		newUrl = currentUrl.replace(re1, "lng="+lng);
	} else if ( re2.test( currentUrl ) ){
		newUrl = currentUrl + "&lng=" + lng;
	} else {		
		newUrl = currentUrl + "?lng=" + lng;
	}
	document.location.href = newUrl;
}
function goPage(n){
	var currentUrl = document.URL.replace( /(\?|\&)$/ , "");
	var newUrl = "";
	re1 = /begin=\d*/
	re2 = /\?/
	if ( re1.test( currentUrl ) ){
		newUrl = currentUrl.replace(re1, "begin="+n);
	} else if ( re2.test( currentUrl ) ){
		newUrl = currentUrl + "&begin=" + n;
	} else {		
		newUrl = currentUrl + "?begin=" + n;
	}
	document.location.href = newUrl;
}


function IntFormat( value, size) {
  if (isNaN(value)) return "";
  var str = value.toString();
  while (str.length < size) str = "0" + str;
  return str;
}
function in_array(what,inwhat){
	for ( i=0 ; i< inwhat.length ; i++ ){
		if ( inwhat[i] == what ) return true;
	}
	return false;
}


function get_cookie(Name) { 
	if ( Name ) {
		var search = Name + "=";
		var returnvalue = "";
		if (document.cookie.length > 0) {
			offset = document.cookie.indexOf(search);
			if (offset != -1) { 
				offset += search.length;
				end = document.cookie.indexOf(";", offset);
				if (end == -1) end = document.cookie.length;
				returnvalue=unescape(document.cookie.substring(offset, end));
			}
		}
		return returnvalue;
	}
}

function logout(){
	var currentUrl = document.URL.replace( /(\?|\&)$/ , "");
	var newUrl = "";
	re2 = /\?/
	if ( re2.test( currentUrl ) ){
		newUrl = currentUrl + "&logout=yes&";
	} else {		
		newUrl = currentUrl + "?logout=yes&";
	}
	document.location.href = newUrl;
}

// FORM ----------------------------------------------------

function checkCaptcha(url,form){
	var capUser = form.captcha.value;
	var OAjax;
	if (window.XMLHttpRequest) OAjax = new XMLHttpRequest();
	else if (window.ActiveXObject) OAjax = new ActiveXObject('Microsoft.XMLHTTP');
	OAjax.open('POST',url,false);
	OAjax.setRequestHeader('Content-type','application/x-www-form-urlencoded');
	OAjax.send('capUser=' + capUser);
	if(OAjax.responseText == 'true') return true;
	else{
		form.imgcaptcha.src = url + '?' + Math.random();
		return false;
	}

	
}

function formValid(formName,required,msg,errormessage) {

	f = document.forms[formName];
	iserror = false;

	for(i=0;i<required.length;i++) {
		if ( f[required[i]].value == "" ){
			errormessage = errormessage + msg[i] + "\n";
			iserror = true;
		}
	}
	
	if ( ! iserror ) return true;
	else {
		alert (errormessage);
		return false;
	}
}

function FormSubmit(formName,required,msg,errormessage){
	f = document.forms[formName];
	if ( formValid(formName,required,msg,errormessage) == true ){
		f.submit();
	}
}

function IsValidEmail(eadr){  
     emailRe = /^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*\.(\w{2,3}|(com|net|org|edu|int|eu|mil|gov|arpa|biz|aero|name|coop|info|pro|museum))$/ 
	 
 //emailRe = /^([a-zA-Z0-9_\-\.]+)@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.)|(([a-zA-Z0-9\-]+\.)+))([a-zA-Z]{2,4}|[0-9]{1,3})(\]?)$/
	 
	// emailRe = /^\w+@[a-zA-Z_]+?\.[a-zA-Z]{2,3}$/
     return emailRe.test(eadr); 
}

function IsValidDate(cdate){  
     cdateRe = /^\d{2}(\/)\d{2}(\/)\d{4}$/
     return cdateRe.test(cdate); 
}

function openTargetNew(url) {
	appendice = window.open(url,'','width=700,height=500,toolbar=1,resizable=1,directories=1,menubar=1,status=1,location=1,scrollbars=1');
	appendice.focus();
}
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

/*function resetVideo(divId) {  if (typeof(divId)=="string") { divId=document.getElementById(divId); }  if (divId.innerHTML) {    org=divId.innerHTML;    divId.innerHTML='';    divId.innerHTML=org;  }  return false;}*/

function getElementsByClass (searchClass) {
  // This function returns an array of all HTML objects with the
  // specified className.  Tag is optional   
  var returnArray = [];
  var els = document.getElementsByTagName('*');
  var pattern = new RegExp('(^|\\s)'+searchClass+'(\\s|$)');
  for (var i = 0; i < els.length; i++) {
    if ( pattern.test(els[i].className) ) { returnArray.push(els[i]); }
  }
  return returnArray;
}

function popVideo(vid, darken) {
  // This function accepts a division ID (vid), either a string or the actual
  // object itself.   vid is mandatory.   darken is optional, if it's true
  // the page will be greyed out under the video.
  var videos = getElementsByClass('video');     // Get all the videos on the page.
  var isplaying=null;
  for(i=0; i<videos.length; i++) {              // Loop through all the videos
    if (videos[i].style.display=='block') {     // This video is playing 
      isplaying=videos[i].id;                   // remember its name
      var tmp=videos[i].innerHTML;              // Get the division contents
      videos[i].innerHTML='';                   // destroy the contents
      videos[i].style.display='none';           // Terminate the video.
      videos[i].innerHTML=tmp;                  // rebuild the contents.
    }
  }
  // This handles the darkening of the background while a video is playing.
  // First we see if the dark layer exists.
  var dark=document.getElementById('darkenScreenObject');
  if (!dark) {
    // The dark layer doesn't exist, it's never been created.  So we'll
    // create it here and apply some basic styles.
    var tbody = document.getElementsByTagName("body")[0];
    var tnode = document.createElement('div');          // Create the layer.
        tnode.style.backgroundColor='rgb(0, 0, 0)';     // Make it black.
        tnode.style.opacity='0.7';                      // Set the opacity (firefox/Opera)
        tnode.style.MozOpacity='0.70';                  // Firefox 1.5
        tnode.style.filter='alpha(opacity=70)';         // IE.
        tnode.style.zIndex='1';                         // Zindex of 50 so it "floats"
        tnode.style.position='absolute';                // Position absolutely
        tnode.style.top='0px';                          // In the top
        tnode.style.left='0px';                         // Left corner of the page
        tnode.style.overflow='hidden';                  // Try to avoid making scroll bars            
        tnode.style.display='none';                     // Start out Hidden
        tnode.id='darkenScreenObject';                  // Name it so we can find it later
    tbody.appendChild(tnode);                           // Add it to the web page
    dark=document.getElementById('darkenScreenObject'); // Get the object.
  }
  dark.style.display='none';
  if ((isplaying==vid)||(/^close$/i.test(vid))) { return false; }
  if (typeof(vid)=="string") { vid=document.getElementById(vid); }
  if (vid&&typeof(vid)=="object") {
    if (darken) {
      // Calculate the page width and height 
      if( window.innerHeight && window.scrollMaxY )  { 
        var pageWidth = window.innerWidth + window.scrollMaxX;
        var pageHeight = window.innerHeight + window.scrollMaxY;
      } else if( document.body.scrollHeight > document.body.offsetHeight ) {
        var pageWidth = document.body.scrollWidth;
        var pageHeight = document.body.scrollHeight;
      } else { 
        var pageWidth = document.body.offsetWidth + document.body.offsetLeft; 
        var pageHeight = document.body.offsetHeight + document.body.offsetTop; 
      }
      //set the shader to cover the entire page and make it visible. 
      dark.style.width= pageWidth+'px';
      dark.style.height= pageHeight+'px';
      dark.style.display='block';                                
    }
    // Make the video visible and set the zindex so its on top of everything else
    vid.style.zIndex='100';    
    vid.style.display='block';
    var scrollTop = 0;
    if (document.documentElement && document.documentElement.scrollTop)
      scrollTop = document.documentElement.scrollTop;
    else if (document.body)
      scrollTop = document.body.scrollTop;

    // set the starting x and y position of the video
    //vid.style.top=scrollTop+Math.floor((document.documentElement.clientHeight/2)-(vid.offsetHeight/2))+'px';
    //vid.style.left=Math.floor((document.documentElement.clientWidth/2)-(vid.offsetWidth/2))+'px';
	vid.style.top='20px';
	vid.style.left='100px';
  }
  return false;
}

function ShowPicture(id,Source) { 
if (Source=="1"){ 
if (document.layers) document.layers[''+id+''].visibility = "show" 
else if (document.all) document.all[''+id+''].style.visibility = "visible" 
else if (document.getElementById) document.getElementById(''+id+'').style.visibility = "visible" 
} 
else 
if (Source=="0"){ 
if (document.layers) document.layers[''+id+''].visibility = "hide" 
else if (document.all) document.all[''+id+''].style.visibility = "hidden" 
else if (document.getElementById) document.getElementById(''+id+'').style.visibility = "hidden" 
} 
} 

function ShowLayer(id,Source) { 
if (Source=="1"){ 
//if (document.getElementById(''+id+'').style.display == "none"){
if (document.layers) document.layers[''+id+''].display = "block" 
else if (document.all) document.all[''+id+''].style.display = "block" 
else if (document.getElementById) document.getElementById(''+id+'').style.display = "block" 
} 
else 
if (Source=="0"){ 
//if (document.getElementById(''+id+'').style.display == "block"){
if (document.layers) document.layers[''+id+''].display = "none" 
else if (document.all) document.all[''+id+''].style.display = "none" 
else if (document.getElementById) document.getElementById(''+id+'').style.display = "none" 
} 
} 



function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}



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