function input_focus(id)
{
$("#l"+id).addClass('lcurrent');
}

function input_blur(id)
{
$("#l"+id).removeClass('lcurrent');
}

function sendContact()
{
// check for email
var email = $("#email").val();
var filter = /^([a-zA-Z0-9_.-])+@(([a-zA-Z0-9-])+.)+([a-zA-Z0-9]{2,4})+$/;
if(!filter.test(email))	
{
$("#email-error").slideDown(500);
$("#email").focus();
return false;
}
else
$("#email-error").slideUp(500);

// check for message
var msg = $("#message").val();
if(msg.length == 0)
{
$("#message-error").slideDown(500);
$("#message").focus();
return false;
}
else
$("#message-error").slideUp(500);

// check for captcha
var captcha = $("#captcha").val();
if(captcha != captcha_c)
{
$("#captcha-error").slideDown(500);
$("#captcha").focus();
return false;
}
else
$("#captcha-error").slideUp(500);	

var data = $("#contact_form > form").serialize();

$.ajax({
type: "POST",
url: "sendContact.php",
data: data,
cache: false,
success: function(msg){
}
});

$("#contact_form").fadeOut(1000, function() {
$("#message_sent").slideDown(500);
});


return false;
}

var captcha_a = Math.ceil(Math.random() * 10);
var captcha_b = Math.ceil(Math.random() * 10);       
var captcha_c = captcha_a + captcha_b;
function generate_captcha(id)
{
var id = (id) ? id : 'lcaptcha';
$("#"+id).html(captcha_a + " + " + captcha_b + " = ");
}

var jGalleryTimer = 0;
var jGalleryFirstStart = true;
var jGallery_action = false;
function jGallery(id, visible, timeInterval, transitionInterval)
{
var visible = (visible) ? visible : 1;
var timeInterval = (timeInterval) ? timeInterval : 5000;
var transitionInterval = (transitionInterval) ? transitionInterval : 500;
var w = (w) ? w : $("."+id+"-gallery-div :first").width();
var cnt = $("#gallery-"+id+"-holder > div").size();

if(jGalleryTimer)
{
clearInterval(jGalleryTimer);
jGalleryTimer = 0;
}

if(!jGalleryFirstStart)
{
if(!jGallery_move(id, cnt, -1, w, visible, transitionInterval))
jGallery_restart(id, cnt, transitionInterval);
}

jGalleryFirstStart = false;

jGalleryTimer = setInterval(function(){ jGallery(id, visible, timeInterval, transitionInterval); }, timeInterval);
}

function jGallery_move(id, cnt, dir, w, visible, transitionInterval)
{
if(jGallery_action)
return false;

var curr = document.getElementById("gallery-"+id+"-holder").style.left;
curr = parseFloat(curr);

if(isNaN(curr))
curr = 0;
if(dir > 0)
{
if(curr >= 0)
return false;
}
else
{
if(curr + cnt * w - visible * w <= 0)
return false;
}

jGallery_action = true;
var offset = w;

if(dir < 0)
dir = "-";
else
dir = "+";

$("#gallery-"+id+"-holder").animate(
{left : dir+"="+offset+"px"},
{queue:true, duration:transitionInterval, complete: function() {jGallery_action = false;}}
);

return true;
}

function jGallery_restart(id, cnt, transitionInterval)
{
if(jGallery_action)
return false;

var curr = document.getElementById("gallery-"+id+"-holder").style.left;
curr = parseFloat(curr);

if(isNaN(curr))
curr = 0;
if(curr >= 0)
return false;

jGallery_action = true;
var offset = curr * (-1);

$("#gallery-"+id+"-holder").animate(
{left : "+="+offset+"px"},
{queue:true, duration:transitionInterval*cnt, complete: function() {jGallery_action = false;}}
);

return true;
}

var jMenu_timeout    = 500;
var jMenu_effectTime = 0;
var jMenu_closetimer = 0;
var jMenu_ddmenuitem = 0;
var jMenu_openid = 0;
var jMenu_action = false;
function jMenu_open()
{
jMenu_canceltimer();

if($("a", this).html() == jMenu_openid)
return;

if(jMenu_action)
return;

jMenu_close();

if($("ul", this).size() == 0)
return;

jMenu_action = true;
jMenu_ddmenuitem = $(this).find('ul').slideDown(jMenu_effectTime, function() {jMenu_action = false;});
jMenu_openid = $("a", this).php();
if (document.getElementById('ul'))
document.getElementById('ul').className = 'current';
}


function jMenu_close()
{
if(jMenu_action)
return;

if(jMenu_ddmenuitem)
{
jMenu_action = true;
jMenu_ddmenuitem.fadeOut(jMenu_effectTime, function() {jMenu_action = false;});
jMenu_ddmenuitem = null;
jMenu_openid = null;
}
}

function jMenu_timer()
{
jMenu_closetimer = window.setTimeout(jMenu_close, jMenu_timeout);
}

function jMenu_canceltimer()
{
if(jMenu_closetimer)
{
window.clearTimeout(jMenu_closetimer);
jMenu_closetimer = null;
}
}

$(document).ready(function() {
$('#jMenu > li').bind('mouseover', jMenu_open)
$('#jMenu > li').bind('mouseout',  jMenu_timer)
$('#jMenu > li > ul').bind('mouseover',  jMenu_canceltimer)
$('#jMenu > li > ul > li').bind('mouseover',  jMenu_canceltimer)
});

document.onclick = jMenu_close;