function isAlphaNumeric(val)
{
if (val.match(/^[a-z.A-Z0-9 ]+$/))
{
return true;
}
else
{
return false;
} 
}



<!-- Begin Added by Skyler Soze -->

function toggleLayer( whichLayer )

{  var elem, vis;  if( document.getElementById ) // this is the way the standards work

elem = document.getElementById( whichLayer );  else if( document.all ) // this is the way old msie versions work

elem = document.all[whichLayer];  else if( document.layers ) // this is the way nn4 works

elem = document.layers[whichLayer];  vis = elem.style;  // if the style.display value is blank we try to figure it out here

 if(vis.display=='')    vis.display = (vis.display==''||vis.display=='block')?'block':'none';  vis.display = (vis.display==''||vis.display=='block')?'none':'block';}


function SetAllCheckBoxes(FormName, FieldName, CheckValue)
{
	if(!document.forms[FormName])
		return;
	var objCheckBoxes = document.forms[FormName].elements[FieldName];
	if(!objCheckBoxes)
		return;
	var countCheckBoxes = objCheckBoxes.length;
	if(!countCheckBoxes)
		objCheckBoxes.checked = CheckValue;
	else
		// set the check value for all check boxes
		for(var i = 0; i < countCheckBoxes; i++)
			objCheckBoxes[i].checked = CheckValue;
}





//  End Added by Skyler Soze -->




function isValidEmail(email){



    var RegExp = /^((([a-z]|[0-9]|!|#|$|%|&|'|\*|\+|\-|\/|=|\?|\^|_|`|\{|\||\}|~)+(\.([a-z]|[0-9]|!|#|$|%|&|'|\*|\+|\-|\/|=|\?|\^|_|`|\{|\||\}|~)+)*)@((((([a-z]|[0-9])([a-z]|[0-9]|\-){0,61}([a-z]|[0-9])\.))*([a-z]|[0-9])([a-z]|[0-9]|\-){0,61}([a-z]|[0-9])\.)[\w]{2,4}|(((([0-9]){1,3}\.){3}([0-9]){1,3}))|(\[((([0-9]){1,3}\.){3}([0-9]){1,3})\])))$/



    if (RegExp.test(email)) {

        return true;

    }

    else {

        return false;

    }

}



var blankRE = /^\s*$/;

function isEmpty(TextObject){

    if (blankRE.test(TextObject)) {

        return true;

    }

}



function showComments(id){

  var display=$('comments_'+id).getStyle('display');

  if(display=='none'){

    $('comments_'+id).setStyle({display:'block'});

  }else{

    $('comments_'+id).setStyle({display:'none'});

  }

}



function postBlogComment(rev_id){

  //new Ajax.Updater('pop_up_window', 'ajax/control_benchmarks.php', {method: 'post', postBody:  'action=popUp&type='+type});

   var message=$F('message_'+rev_id);

  var email=$F('email_'+rev_id);

  var name=$F('name_'+rev_id);



  var error=false;



  if(isEmpty(name) || name=='Name...'){

    $('name_err_'+rev_id).innerHTML='The name field is required!';

    error=true;

  }else if(isEmpty(email) || name=='Email...'){

      $('name_err_'+rev_id).innerHTML='&nbsp;';

      $('email_err_'+rev_id).innerHTML='The email field is required!';

      error=true;

    }else if(!isValidEmail(email)){

        $('name_err_'+rev_id).innerHTML='&nbsp;';

        $('email_err_'+rev_id).innerHTML='The email address is not valid!';

        error=true;

      }else if(isEmpty(message) || message=='Message...'){

          $('email_err_'+rev_id).innerHTML='&nbsp;';

          $('message_err_'+rev_id).innerHTML='The message field is required!';

          error=true;

        }



  if(!error){

    var url='/ajax/controlComments.php';

    var pars ='&action=postComment';

      pars+='&rev_id='+rev_id;

      pars+='&name='+encodeURIComponent(name);

      pars+='&email='+encodeURIComponent(email);

      pars+='&message='+encodeURIComponent(message);



    new Ajax.Request(url, {method: 'post', postBody:pars, onComplete:postCommentResp});

  }

}



function postCommentResp(originalRequest){

  var res = originalRequest.responseText;

  var a_res=res.parseQuery();

  $('nr_comments_'+a_res['id']).innerHTML=a_res['nr_com']+' Comments';



  new Ajax.Updater('comments_'+a_res['id'], '/ajax/controlComments.php', {method: 'post',postBody: 'action=updateComments&rev_id='+a_res['id']});

}



function goTo(adresa){

  document.location.href=adresa;

}

function bannerClick(id){

  var url = 'ajax/bannerClick.php';

  var pars = '?id=' + encodeURIComponent(id);

  var myAjax = new Ajax.Request(url, {

                    method: 'get',

                    parameters: pars

                    });

}



function search_rev()

{

  var keywords = $F('search_text');

  var url = 'ajax/search_rev.php';

  var pars = '?keywords=' + encodeURIComponent(keywords);

  new Ajax.Updater('res_box',url ,{method:'get',parameters:pars,onComplete:doEffect });



  function doEffect(){

    $('res_box').setStyle({display:'none',height:'150px'});

    new Effect.Appear('res_box');

  }

}



var g;
function runSlide(){

  clearTimeout(g);

  g=setTimeout("runSlide()",6000);

  var current_pic=$F('current_id');

    //new Effect.Fade($('quizz_img'), arguments[1] || {});
  var gallery=$F('gallery');
  var start=$F('start');
  var limit=$F('limit');
  var start2 = start;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;
  start2++;


         var rand = document.getElementById('rand').value;
         var total = document.getElementById('total').value;

         if (rand == total) {
          window.location.href = 'gallery_prv.php?gallery='+gallery+'&start='+start2+'&start_slide=yes';
         }


  new Ajax.Updater('quizz_img', '../ajax/show_slide.php', {method: 'post', postBody:  'action=selectImage&pic_cur='+current_pic+'&gallery='+gallery+'&start='+start+'&limit='+limit});
  new Ajax.Updater('title_desc', '../ajax/title_desc.php', {method: 'post', postBody:  'action=selectImage&pic_cur='+current_pic+'&gallery='+gallery});

}



function fadeImage(name_img){

  $('FullImageHere').src=name_img;

  $('FullImageHere').style.display='none';

  new Effect.Appear($('FullImageHere'), arguments[1] || {});

}



function pauseSlide(){

  clearTimeout(g);

}

function forwardSlide(id){

  clearTimeout(g);
  if (id) {
    var current_pic=id;
  }
  else {
  var current_pic=$F('current_id');
  }
  var start=$F('start');
  var limit=$F('limit');
  var gallery=$F('gallery');




  new Ajax.Updater('quizz_img', '../ajax/show_slide.php', {method: 'post', postBody:  'action=selectImage&pic_cur='+current_pic+'&gallery='+gallery+'&start='+start+'&limit='+limit});
  new Ajax.Updater('title_desc', '../ajax/title_desc.php', {method: 'post', postBody:  'action=selectImage&pic_cur='+current_pic+'&gallery='+gallery});

  g=setTimeout("runSlide()",6000);


}

function reverseSlide(){

  clearTimeout(g);

  var current_pic=$F('current_id');
  var gallery=$F('gallery');
  var start=$F('start');
  var limit=$F('limit');
  new Ajax.Updater('quizz_img', '../ajax/show_slide.php', {method: 'post', postBody:  'action=selectImage&pic_cur='+current_pic+'&type=reverse&gallery='+gallery+'&start='+start+'&limit='+limit});
  new Ajax.Updater('title_desc', '../ajax/title_desc.php', {method: 'post', postBody:  'action=selectImage&pic_cur='+current_pic+'&type=reverse&gallery='+gallery});

  g=setTimeout("runSlide()",6000);

}

function viewFullimage(id)

{

  var url = '../ajax/view_full_image.php';

  var pars = '?id=' + encodeURIComponent(id);



  var myAjax = new Ajax.Request(

    url,

    {

      method: 'get',

      parameters: pars,

      onComplete: viewFullImageResponse

    });

}



function viewFullImageResponse(originalRequest)

{

  var response = originalRequest.responseText;

  var defaultContentor = document.getElementById('defaultContentor');

  defaultContentor.innerHTML = response;


}



function openNewsletterPopupResponse(originalRequest)
{
  var response = originalRequest.responseText;
  var defaultContentor = document.getElementById('defaultContentor');
  defaultContentor.innerHTML = response;
}

function loadVideo(v_id)
{
  var url = '../ajax/loadVideo.php';
  var pars = '?v_id=' + encodeURIComponent(v_id);
  var myAjax = new Ajax.Request(
    url,
    {
      method: 'get',
      parameters: pars,
      onComplete: loadVideoResponse
    });
}

function loadVideoResponse(originalRequest)
{
  var response = originalRequest.responseText;
  var videoDiv = document.getElementById('videoDiv');
  videoDiv.innerHTML = response;
}

function rateVideo(v_id,rating)
{
  var url = '../ajax/rateVideo.php';
  var pars = '?v_id=' + encodeURIComponent(v_id) + '&rating=' + encodeURIComponent(rating);
  var myAjax = new Ajax.Request(
    url,
    {
      method: 'get',
      parameters: pars,
      onComplete: rateVideoResponse
    });
}

function rateVideoResponse(originalRequest)
{
  var response = originalRequest.responseText;
  var videoRating = document.getElementById('videoRating');
  videoRating.innerHTML = response;
}

function checkComments() {
	var comments = document.getElementById('comments');
	if (comments.style.display == 'none')
	{
		comments.style.display = 'block';
	} else {
		comments.style.display = 'none';
	}
}


function postComment(v_id)
{
  var name = document.getElementById('name').value;
  var email = document.getElementById('email').value;
  var message = document.getElementById('message').value;
  var v_id2 = document.getElementById('v_id');
  v_id2.value = v_id;

  if (name == "" || name == "Name...")
  {
	  alert('Please enter your name!');
  }
  else
	    if (email == "" || email == "Email")
  {
	  alert('Please enter your email!');
  }
  else
		if (message == "" || message == "Message...")
  {
	  alert('Please enter your message!');
  }
  else {
  var url = '../ajax/postComment.php';
  var pars = '?v_id=' + encodeURIComponent(v_id) + '&name=' + encodeURIComponent(name) + '&email=' + encodeURIComponent(email)
	   + '&message=' + encodeURIComponent(message);
  var myAjax = new Ajax.Request(
    url,
    {
      method: 'get',
      parameters: pars,
      onComplete: postCommentResponse
    });
  }
}

function postCommentResponse(originalRequest)
{
  var response = originalRequest.responseText;
  var comments = document.getElementById('comments');
  comments.innerHTML = response;
  v_id = document.getElementById('v_id').value;
  updateCommentsNr(v_id);
}

function updateCommentsNr(v_id)
{
  var url = '../ajax/updateCommentsNr.php';
  var pars = '?v_id=' + encodeURIComponent(v_id);
  var myAjax = new Ajax.Request(
    url,
    {
      method: 'get',
      parameters: pars,
      onComplete: updateCommentsNrResponse
    });
}

function updateCommentsNrResponse(originalRequest)
{
  var response = originalRequest.responseText;
  var commentsNr = document.getElementById('commentsNr');
  commentsNr.innerHTML = response;
}

function addslashes( str ) {
    // http://kevin.vanzonneveld.net
    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   improved by: Ates Goral (http://magnetiq.com)
    // +   improved by: marrtins
    // +   improved by: Nate
    // +   improved by: Onno Marsman
    // *     example 1: addslashes("kevin's birthday");
    // *     returns 1: 'kevin\'s birthday'
 
    return (str+'').replace(/([\\"'])/g, "\\$1").replace(/\0/g, "\\0");   
}


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):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+',scrolling='+scroll+',scrollbars='+scroll+',location=no,directories=no,status=no,menubar=no,toolbar=no,resizable=yes';
win=window.open(mypage,myname,settings);
}

<!--
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_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_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];}
}
//-->

function openNewsletterPopup()

{
  var url = 'http://www.ladap.org/ajax/newsletter_popup.php';
  var pars = '';

  var myAjax = new Ajax.Request(
    url,
    {
      method: 'get',
      parameters: pars,
      onComplete: openNewsletterPopupResponse
    });
}

function subscribeToNewsLetter()

{
  var fname = document.getElementById('fname').value;
  var lname = document.getElementById('lname').value;
  var email = document.getElementById('email').value;
  var zip = document.getElementById('zip').value;
  var url = '<?=HTTP_SERVER_BASE;?>ajax/newsletter_popup.php';
  var pars = '?fname=' + encodeURIComponent(fname) + '&lname=' + encodeURIComponent(lname) + '&email=' + encodeURIComponent(email) + '&zip=' + encodeURIComponent(zip) + '&action=' + encodeURIComponent('subscribe');

  var myAjax = new Ajax.Request(
    url,
    {
      method: 'get',
      parameters: pars,
      onComplete: openNewsletterPopupResponse
    });
}

function isNumeric(value) {
  if (value == null || !value.toString().match(/^[-]?\d*\.?\d*$/)) return false;
  return true;
}

function register()

{
	var fname = $F('fname');
	var lname = $F('lname');
	var email = $F('email');
	var address = $F('address');
	var city = $F('city');
	var state = $F('state');
	var zip = $F('zip');
	var phone = $F('phone');
	var what_contribute = $F('what_contribute');
	var category = $F('category');
	var comments = $F('comments');

	var password = $F('password');
	var cf_password = $F('cf_password');

	if (fname == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your first name!';	}
	else if (lname == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your last name!';	}
	else if (email == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your email!';	}
	else if (!isValidEmail(email))
	{		document.getElementById('register_response').innerHTML = 'Please enter a VALID email!';	}
	else if (password == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your password!';	}
	else if (password != cf_password)
	{		document.getElementById('register_response').innerHTML = 'Your passwords do not match!';	}
	else if (address == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your address!';	}
	else if (city == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your city!';	}
	else if (!isAlphaNumeric(city))
	{		document.getElementById('register_response').innerHTML = 'No special characters on the city!';	}
	else if (state == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your state!';	}
	else if (!isAlphaNumeric(state))
	{		document.getElementById('register_response').innerHTML = 'No special characters on the state!';	}
	else if (zip == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your zip code!';	}
	else if (!isNumeric(zip))
	{		document.getElementById('register_response').innerHTML = 'Zip code should contain only numbers!!';	}
	
	else if (what_contribute == "")
	{		document.getElementById('register_response').innerHTML = 'What do you have to contribute is required!';	}
	else if (category == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your category!';	}

	else if (comments == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your comments!';	}
	else if (phone == "")
	{		document.getElementById('register_response').innerHTML = 'Please enter your phone!';	}
	else if (!isNumeric(phone))
	{		document.getElementById('register_response').innerHTML = 'Phone can contain only numbers!';	}

	else {
	var url = http_server_base+'ajax/register.php';

	var pars = '?fname=' + encodeURIComponent(fname);
	pars += '&lname=' + encodeURIComponent(lname);
	pars += '&address=' + encodeURIComponent(address);
	pars += '&email=' + encodeURIComponent(email);
	pars += '&city=' + encodeURIComponent(city);
	pars += '&state=' + encodeURIComponent(state);
	pars += '&zip=' + encodeURIComponent(zip);
	pars += '&phone=' + encodeURIComponent(phone);
	pars += '&what_contribute=' + encodeURIComponent(what_contribute);
	pars += '&category=' + encodeURIComponent(category);
	pars += '&comments=' + encodeURIComponent(comments);
	pars += '&password=' + encodeURIComponent(password);

	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'get', 
			parameters: pars, 
			onComplete: registerResponse
		});
	}
}

function registerResponse(originalRequest)
{
	var response = originalRequest.responseText;
	document.getElementById('registrationSuccess').innerHTML = '<div style="font-size: 12px; font-family: Arial;">Thank you for registering with Ladap. An administrator will verify your account and you will only be<br /> able to login with the email and password you provided if and after he approves it.</div>';
	document.getElementById('register_response').innerHTML = '';
}

function login()
{
	var email = $F('email');
	var password = $F('password');
	var url = http_server_base + 'ajax/login.php';
	var pars = '?email=' + encodeURIComponent(email) + '&password=' + encodeURIComponent(password);
	
	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'get', 
			parameters: pars, 
			onComplete: loginResponse
		});
}

function loginResponse(originalRequest)
{
	var response = originalRequest.responseText;
	var logResponse = $('logResponse');

	if (response == 'ok') {
		window.location = http_server_base + 'main_hall/research_user_account.php';
	}
	else {
		logResponse.innerHTML = response;
	}
}

function login_membership()
{
	var email = $F('email');
	var password = $F('password');
	var url = http_server_base + 'ajax/login_membership.php';
	var pars = '?email=' + encodeURIComponent(email) + '&password=' + encodeURIComponent(password);
	
	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'get', 
			parameters: pars, 
			onComplete: loginMembershipResponse
		});
}

function loginMembershipResponse(originalRequest)
{
	var response = originalRequest.responseText;
	var logResponse = $('logResponse');

	if (response == 'ok') {
		window.location = http_server_base + 'main_hall/membership_user_account.php';
	}
	else {
		logResponse.innerHTML = response;
	}
}


function createArticle()

{
	var title = $F('title');
	var author = $F('author1');
	if (author == "")
	{
		var author = $F('author2');
	}
	var book = $F('book1');
	if (book == "")
	{
		var book = $F('book2');
	}
	var category_id = $F('category_id');
	var category = $F('category');

	var page_content = $F('page_content');
	var footnotes = $F('footnotes');
	var keywords = $F('keywords');
	

	if (title == "")
	{		alert('Please enter title!');	}
	else if (author == "")
	{		alert('Please enter author!');	}
	else if (book == "")
	{		alert('Please enter book name!');	}
	else if (category_id == "" && category == "")
	{		alert('Please enter  or select category!');	}
	else if (page_content == "")
	{		alert('Please enter page content!');	}
	else if (footnotes == "")
	{		alert('Please enter footnotes!');	}
	else if (keywords == "")
	{		alert('Please enter keywords!');	}

	else {
	var url = http_server_base+'ajax/createArticle.php';

	var pars = '?title=' + encodeURIComponent(title);
	pars += '&author=' + encodeURIComponent(author);
	pars += '&book=' + encodeURIComponent(book);
	pars += '&category_id=' + encodeURIComponent(category_id);
	pars += '&category=' + encodeURIComponent(category);
	pars += '&page_content=' + encodeURIComponent(page_content);
	pars += '&footnotes=' + encodeURIComponent(footnotes);
	pars += '&keywords=' + encodeURIComponent(keywords);

	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'post', 
			parameters: pars, 
			onComplete: createArticleResponse
		});
	}
}

function createArticleResponse(originalRequest)
{
	var response = originalRequest.responseText;
	window.location = 'research_user_account.php';
}

function changeAccountDetails()

{
	var fname = $F('fname');
	var lname = $F('lname');
	var email = $F('email');
	var address = $F('address');
	var city = $F('city');
	var state = $F('state');
	var zip = $F('zip');
	var phone = $F('phone');

	if (fname == "")
	{		alert('Please enter your first name!');	}
	else if (lname == "")
	{		alert('Please enter your last name!');	}
	else if (email == "")
	{		alert('Please enter your email!');	}
	else if (!isValidEmail(email))
	{		alert('Please enter a VALID email!');	}
	else if (address == "")
	{		alert('Please enter your address!');	}
	else if (city == "")
	{		alert('Please enter your city!');	}
	else if (state == "")
	{		alert('Please enter your state!');	}
	else if (zip == "")
	{		alert('Please enter your zip code!');	}
	else if (phone == "")
	{		alert('Please enter your phone!');	}

	else {
	var url = http_server_base+'ajax/changeAccountDetails.php';

	var pars = '?fname=' + encodeURIComponent(fname);
	pars += '&lname=' + encodeURIComponent(lname);
	pars += '&address=' + encodeURIComponent(address);
	pars += '&email=' + encodeURIComponent(email);
	pars += '&city=' + encodeURIComponent(city);
	pars += '&state=' + encodeURIComponent(state);
	pars += '&zip=' + encodeURIComponent(zip);
	pars += '&phone=' + encodeURIComponent(phone);

	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'get', 
			parameters: pars, 
			onComplete: changeAccountDetailsResponse
		});
	}
}

function changeAccountDetailsResponse(originalRequest)
{
	var response = originalRequest.responseText;
	window.location = 'research_user_account.php';
}

function editArticle()

{
	var title = $F('title');
	var author = $F('author1');
	if (author == "")
	{
		var author = $F('author2');
	}
	var book = $F('book1');
	if (book == "")
	{
		var book = $F('book2');
	}
	var category_id = $F('category_id');
	var category = $F('category');

	var page_content = $F('page_content');
	var footnotes = $F('footnotes');
	var keywords = $F('keywords');
	var article_id = $F('article_id');
	

	if (title == "")
	{		alert('Please enter title!');	}
	else if (author == "")
	{		alert('Please enter author!');	}
	else if (book == "")
	{		alert('Please enter book name!');	}
	else if (category_id == "" && category == "")
	{		alert('Please enter  or select category!');	}
	else if (page_content == "")
	{		alert('Please enter page content!');	}
	else if (footnotes == "")
	{		alert('Please enter footnotes!');	}
	else if (keywords == "")
	{		alert('Please enter keywords!');	}

	else {
	var url = http_server_base+'ajax/editArticle.php';

	var pars = '?title=' + encodeURIComponent(title);
	pars += '&author=' + encodeURIComponent(author);
	pars += '&book=' + encodeURIComponent(book);
	pars += '&category_id=' + encodeURIComponent(category_id);
	pars += '&category=' + encodeURIComponent(category);
	pars += '&page_content=' + encodeURIComponent(page_content);
	pars += '&footnotes=' + encodeURIComponent(footnotes);
	pars += '&keywords=' + encodeURIComponent(keywords);
	pars += '&article_id=' + encodeURIComponent(article_id);

	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'post', 
			parameters: pars, 
			onComplete: createArticleResponse
		});
	}
}

function deleteArticle(article_id)

{
	var url = http_server_base+'ajax/deleteArticle.php';

	var pars = '?article_id=' + encodeURIComponent(article_id);

	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'post', 
			parameters: pars, 
			onComplete: createArticleResponse
		});
}

function checkDisplay(nr) {
	if (document.getElementById('content'+nr).style.display == 'none')
	{
		document.getElementById('content'+nr).style.display = 'block';
	}
	else {
		document.getElementById('content'+nr).style.display = 'none';
	}

	if (document.getElementById('arrow'+nr).src == http_server_base+'images/arrow_right.png')
	{
		document.getElementById('arrow'+nr).src = http_server_base+'images/arrow_down.png';
	}
	else {
		document.getElementById('arrow'+nr).src = http_server_base+'images/arrow_right.png';
	}
}


function applyChecked(){
	
	var url = 'ajax/applyChecked.php';
	var pars = '';	
	pars += '&title=' + document.getElementById('title').value;	
	pars += '&description=' + document.getElementById('description').value;
	
	var total_checked = 0;
	
	var myform = document.galCheck; 	
	
	for(var i=0;i<myform.length;++i) {  
		if(myform.elements[i].type=='checkbox' && myform.elements[i].checked==true) {   
			total_checked++;
			pars += '&'+ total_checked +'=' + myform.elements[i].name;			
		} 
	}		
	pars += '&total_checked=' + total_checked;
	
	var myAjax = new Ajax.Request(
		url, 
		{
			method: 'get', 
			parameters: pars, 
			onComplete: getMessageResponse
		});


function getMessageResponse(originalRequest)
{
	alert('Done');
	//window.location.reload();
}

}