// JavaScript Document
var upd_photos = new Array;
var photo_array = new Array;
var photo_now = 0;
window.onload = function()
{
		if (upd_photos.length!=0)
			{
			
				for(i=0;i<upd_photos.length;i++)
					{
						update_photo_blocks(upd_photos[i]);

					}
			}
}

var fly_block ="";
function move_block()
{

f_block = getElementPosition(fly_block);
var move = true;
var need_pos_x = getBodyScrollTop()+ Math.ceil(getClientHeight()/2)-Math.ceil(f_block.height/2);
	if (f_block.top < need_pos_x-5)
		{
			get_id(fly_block).style.top =f_block.top+5 +'px';
		}
	else if (f_block.top > need_pos_x+5)
		{
			get_id(fly_block).style.top =f_block.top-5+'px';
		}
		else
		{
			 clearTimeout(moveTime);
			 move = false;
		}
		
		get_id(fly_block).style.marginLeft = - parseInt(f_block.width/2) + 'px';


		var wait_img = fly_block + "_wait";
			if (document.getElementById(wait_img))
				{
					f_block = getElementPosition(fly_block);
					w_block = getElementPosition(wait_img);
		get_id(wait_img).style.marginLeft = - parseInt(w_block.width/2) + 'px';
		get_id(wait_img).style.top =  parseInt(f_block.height/2)-parseInt(w_block.height/2)+ 'px';
				}
				if (move)
				{
			  moveTime = setTimeout("move_block()",3);
				}
}

 window.onscroll = function () {
			
			
			if (document.getElementById('fly_block') && document.getElementById('fly_block').style.display!='none')
			  {
		 
                                fly_block = "fly_block";
                           move_block();                            
			  }
			  
                    }

function fly_block_center(set_fly_block)
{
	fly_block= set_fly_block;
                           move_block();
}

var opa_block = "";
function hide(block)
{
	opa_value =10;
	opa_block = block;
	do_hide();
}

function do_hide()
{
	 opa_value -= 2;
   var testObj = document.getElementById(opa_block);
if ((opa_value/10) >= 0) {
   myTimeout2 = setTimeout("do_hide()", 1);
   testObj.style.opacity = opa_value/10;
   testObj.style.filter = 'alpha(opacity=' + opa_value*10 + ')';
   }
   else
   {
	   testObj.style.display = "none";
      clearTimeout(myTimeout2);
   }
}
var opa_value =0;
function show(block)
{
	  
      get_id(block).style.visibility = "visible";
	opa_block = block;
	opa_value = 0;
	do_show();
}

function do_show()
{
	 if ((opa_value/10) < 1)
	{
	 opa_value += 2;
   var testObj = document.getElementById(opa_block);
   myTimeout2 = setTimeout("do_show()", 100);
   testObj.style.opacity = opa_value/10;
   testObj.style.filter = 'alpha(opacity=' + opa_value*10 + ')';
	}
else
   {
      clearTimeout(myTimeout2);
   }
}