var gallery_action = false;
function gallery_move(id, cnt, dir)
{
	if(gallery_action)
		return;
		
	var curr = document.getElementById("gallery-"+id+"-holder").style.left;
	curr = parseFloat(curr);
	if(isNaN(curr))
		curr = 0;
	
	if(dir > 0)
	{
		if(curr >= 0)
			return;
	}
	else
	{
		if(curr + cnt * (190 + 20) - 3 * (190 + 20) <= 0)
			return;
	}
	gallery_action = true;
	var offset = 210;
	if(dir < 0)
		dir = "-";
	else
		dir = "+";
		
	$("#gallery-"+id+"-holder").animate(
		{left : dir+"="+offset+"px"},
		{queue:true, duration:100, complete: function() {gallery_action = false;}}
	);
}
function delete_bookmark(id)
{
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "delete_bookmark", action_type : 'ajax', id: id}),
		dataType: "html",
		success: function(msg)
		{
			$("#bookmark-"+id).fadeOut(500);
		}
	});		
}
function delete_calendar(id)
{
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "delete_calendar", action_type : 'ajax', id: id}),
		dataType: "html",
		success: function(msg)
		{
			$("#bookmark-"+id).fadeOut(500);
		}
	});		
}
function delete_admin_alert(id, cnt)
{
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "delete_admin_alert", action_type : 'ajax', id: id}),
		dataType: "html",
		success: function(msg)
		{
			$("#alert-"+cnt).slideUp(500);
		}
	});		
}
function delete_recommendation(id, cnt)
{
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "delete_recommendation", action_type : 'ajax', id: id}),
		dataType: "html",
		success: function(msg)
		{
			$("#alert-"+cnt).slideUp(500);
		}
	});		
}
function recommend_email(type, id, div_id)
{
	var div_id = (div_id) ? "-" + div_id : "";
	
	var user_sender = document.getElementById('user_sender'+div_id).value;
	var email = document.getElementById('friends_email'+div_id).value;
	
	if(document.getElementById('use_username-'+div_id).value == 1)
	{
		if(user_sender.length < 3)
		{
			alert("Vaše korisničko ime je prekratko.");
			return false;
		}
	}
	
	var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	if(reg.test(email) == false) 
	{
		alert('Email adresa je krivo upisana.');
		return false;
	}
	
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "recommend_email", action_type : 'ajax', type: type, id: id, email: email, user_sender : user_sender}),
		dataType: "html",
		success: function(msg)
		{
			$("#recommend_form"+div_id).slideUp(500, function(){$("#recommend_text"+div_id).slideDown(500);});
		}
	});		
}
var calendar_status = 0;
var calendar_start = 0;
function calendar_move(dir)
{
	if(calendar_status == 1)
		return;
		
	var pages = document.getElementById('calendar_count').value;
	
	/*
	if(calendar_start <= 0)
		return;
	if(calendar_start >= pages)
		return;
	*/
	calendar_status = 1;
	
	calendar_start = calendar_start + (dir * 11);
	
	if(calendar_start + 11 > pages)
	{
		$("#calendar_prev").removeClass('kalendar');
		$("#calendar_prev").addClass('disabled');
	}
	
	if(calendar_start - 11 < 0)
	{
		$("#calendar_next").removeClass('kalendar');
		$("#calendar_next").addClass('disabled');
	}
	
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "calendar_ajax", action_type : 'ajax', 'start' : calendar_start}),
		dataType: "html",
		success: function(msg)
		{
			msg = ajax_retrieve_messages(msg);
			$("#loader1").fadeOut(500, function() {
				document.getElementById("loader1").innerHTML = msg[0];
				$("#loader1").fadeIn(500, function() {calnedar_status = 0; });
			});
		}
	});	
}
function save_calendar(content, type)
{
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "save_calendar", action_type : 'ajax', 'content_id': content, 'type' : type}),
		dataType: "html",
		success: function(msg)
		{
			//$("#c-options-"+content+"-yes").fadeOut(500);
			//$("#c-options-"+content+"-maybe").fadeOut(500);
			if(type == 'yes')
			{
				$("#c-options-"+content+"-maybe").removeClass('current');
				$("#c-options-"+content+"-"+type).addClass('current');
				$("#c-event-"+content).removeClass('green');
				$("#c-event-"+content).addClass('red');
			}
			else if(type == 'maybe')
			{
				$("#c-options-"+content+"-yes").removeClass('current');
				$("#c-options-"+content+"-"+type).addClass('current');
				$("#c-event-"+content).removeClass('red');
				$("#c-event-"+content).addClass('green');
			}
		}
	});	
}
function save_calendar_fold(content, type)
{
	save_calendar(content, type);
	$("#users_going").slideDown(500, function(){
		$("#users_going_me").fadeIn(500)
	});
}
function check_search(c)
{
	var c = (c) ? c : 3;
	var q = document.getElementById('query').value;
	if((q.length < c) || (q == 'Pretraga...'))
	{
		$("#search-error").fadeIn(500);
		return false;
	}
	
	return true;
}
var wassup_counter = 1;
function wassup_more()
{
	wassup_counter++;
	var new_start = 20 + 10 * wassup_counter;
	var type = document.getElementById('interact-type').value;
	
	$("#wassup_loader").show();
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "load_wassup", action_type : 'ajax', 'new_start' : new_start, 'type' : type}),
		dataType: "html",
		success: function(msg)
		{
			msg = ajax_retrieve_messages(msg);
			document.getElementById('wassup').innerHTML += msg[0];
			$("#wassup_loader").hide();
		}
	});	
}
function show_tags()
{
	$('.hiddentag').fadeIn(1000);
	$("#all-tags").fadeOut(1000);
}
function menuopen(id, total)
{
	if (document.getElementById('submenu' + id).style.display != 'none')
		return;
	for (var x = 1; x < total; x++)
	{
		if (document.getElementById('submenu' + x))
			document.getElementById('submenu' + x).style.display = 'none';
	}
	
	$('#submenu' + id).fadeIn();
}
function menuclear(total)
{
	for (var x = 1; x < total; x++)
	{
		if (document.getElementById('submenu' + x))
			document.getElementById('submenu' + x).style.display = 'none';
	}
}
function tabs(id)
{
	if (document.getElementById('tab' + id).style.display != 'none')
		return;
	document.getElementById('tab1').style.display = 'none';
	document.getElementById('tab2').style.display = 'none';
	
	document.getElementById('tab1h5').className = 'grey';
	document.getElementById('tab2h5').className = 'grey';
	
	document.getElementById('tab' + id + 'h5').className = 'green';
	
	$('#tab' + id).fadeIn();
}
function vote(vote, id)
{	
	
	var spanname = '#scores'+id;
	
	if(vote == 1)
	{
		var action = "score_up";
	}
	else
	{
		var action = "score_down";
	}
		
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : action, action_type : 'ajax', id : id}),
		dataType: "html",
		success: function(msg)
		{
			$(spanname).fadeOut("slow");
		}
	});
}
function bookmark(type, id)
{
	var spanname = '#bookmark'+id;
		
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "save_bookmark", action_type : 'ajax', id : id, type : type}),
		dataType: "html",
		success: function(msg)
		{
			$(spanname).fadeOut("slow");
		}
	});
}

function recommend_to_friends(id)
{
	var spanname = '#recommend-to-friends-'+id;
		
	$.ajax({
		url: "index.php",
		type: "POST",
		data: ({action : "do_recommend", action_type : 'ajax', id : id}),
		dataType: "html",
		success: function(msg)
		{
			$(spanname).fadeOut("slow");
		}
	});
}
function center(object) {
	var x,y;
	if (self.pageYOffset) // all except Explorer
	{
		y = self.pageYOffset;
	}
	else if (document.documentElement && document.documentElement.scrollTop)
	// Explorer 6 Strict
	{
		y = document.documentElement.scrollTop;
	}
	else if (document.body) // all other Explorers
	{
		y = document.body.scrollTop;
	}
	document.getElementById('popup').style.top = y+180 + 'px';
}
function setVisible(obj, grayout)
{
	center('popup');
	obj = document.getElementById(obj);
	//if(obj.style.visibility == 'hidden')
	//{
		obj.style.visibility = 'visible';
	//}
	
	//obj.style.visibility = (obj.style.visibility == 'visible') ? 'hidden' : 'visible';
	if(grayout == true)
	{
		grayOut(true, {'zindex':'50', 'bgcolor':'#000000', 'opacity':'70'});
	}
}
function closeDiv(obj, grayout)
{
	obj = document.getElementById(obj);
	obj.style.visibility = 'hidden';
	if(grayout == true)
	{
		grayOut(false, {});
	}
}
function grayOut(vis, options) {
  var options = options || {}; 
  var zindex = options.zindex || 50;
  var opacity = options.opacity || 70;
  var opaque = (opacity / 100);
  var bgcolor = options.bgcolor || '#000000';
  var dark=document.getElementById('darkenScreenObject');
  if (!dark) {
    var tbody = document.getElementsByTagName("body")[0];
    var tnode = document.createElement('div');           // Create the layer.
        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.
  }
  if (vis) {
    // Calculate the page width and height 
    if( document.body && ( document.body.scrollWidth || document.body.scrollHeight ) ) {
        var pageWidth = document.body.scrollWidth+'px';
        var pageHeight = document.body.scrollHeight+'px';
    } else if( document.body.offsetWidth ) {
      var pageWidth = document.body.offsetWidth+'px';
      var pageHeight = document.body.offsetHeight+'px';
    } else {
       var pageWidth='100%';
       var pageHeight='100%';
    }   
    //set the shader to cover the entire page and make it visible.
    dark.style.opacity=opaque;                      
    dark.style.MozOpacity=opaque;                   
    dark.style.filter='alpha(opacity='+opacity+')'; 
    dark.style.zIndex=zindex;        
    dark.style.backgroundColor=bgcolor;  
    dark.style.width= pageWidth;
    dark.style.height= pageHeight;
    dark.style.display='block';                          
  } else {
     dark.style.display='none';
  }
}
function avatar()
{
}
function mouseClickCoord(e)
{
	if (!e.pageX && e.clientX){
		// In Internet Explorer 7 some properties (mouse coordinates) are treated as physical,
		// while others are logical (offset).
		var zoom = 1;	
		var body = document.body;
		
		if (body.getBoundingClientRect) {
			var bound = body.getBoundingClientRect();
			zoom = (bound.right - bound.left)/body.clientWidth;
		}
		return {
			x: e.clientX / zoom + d.body.scrollLeft + d.documentElement.scrollLeft,
			y: e.clientY / zoom + d.body.scrollTop + d.documentElement.scrollTop
		};
	}
	
	return {
		x: e.pageX,
		y: e.pageY
	};
}
function fire()
{
	var c = mouseClickCoord(document);
	alert(c.x + ", " + c.y);
}
var current_pitch_cal = 1;
var cal_width = 296;
function pitch_cal_next(total)
{
	var to_move = '-='+cal_width+'px';
	
	if(current_pitch_cal == total)
	{
		to_move = (total - 1) * cal_width;
		to_move = '+='+to_move+'px';
		current_pitch_cal = 0;
	}
	
	//alert(to_move + ": "+ current_pitch_cal+", "+total);
	
	$(".hor_switch_wrap_v").animate({left: to_move}, { duration: "slow" });
	current_pitch_cal++;
}
var current_top_menu = 1;
function doswitch(id, min, max)
{
	if(id != current_top_menu)
	{
		for(var i = min; i <= max; i++)
		{
			$("#title"+i).stop();
			$("#title"+i).css('opacity', 0); 
			$("#title"+i).hide();
		}
		
		$("#title"+id).show();
		$("#title"+id).animate({opacity: 1}, {duration: 300});
		current_top_menu = id;
	}
}