var picflag=1;
var interval=10;
var counter=0;
var lens=0;
var lift=0;
var timer=0;
var centerx=465;
var centery=370;
var wtop=0;
var wleft=0;
var height=0;
var maxheight=600;
var minheight=10;
var width=0;
var maxwidth=600;
var minwidth=10;
var picname='crown';
var pic2name='crown';
var picheight=550;
var showcurrent="show";
var shownext="show";

a1=new Image;a1.src="img/background.jpg";
a2=new Image;a2.src="img/logo.jpg";
a3=new Image;a3.src="img/line_1.jpg";
a4=new Image;a4.src="img/bg_text.jpg";
a5=new Image;a5.src="img/2_1.jpg";
a6=new Image;a6.src="img/2_1r.jpg";
a7=new Image;a7.src="img/2_2.jpg";
a8=new Image;a8.src="img/2_3.jpg";
a9=new Image;a9.src="img/2_4.jpg";
a10=new Image;a10.src="img/2_5.jpg";
a11=new Image;a11.src="img/1_1.jpg";
a12=new Image;a12.src="img/1_2.jpg";
a13=new Image;a13.src="img/1_3.jpg";
a14=new Image;a14.src="img/1_3p.jpg";
a15=new Image;a15.src="img/1_4.jpg";
a16=new Image;a16.src="img/1_5.jpg";
a17=new Image;a17.src="img/1_6.jpg";
a18=new Image;a18.src="img/1_7.jpg";
a19=new Image;a19.src="img/1_8.jpg";
a20=new Image;a20.src="img/1_9.jpg";
a21=new Image;a21.src="img/1_10.jpg";
a22=new Image;a22.src="img/button_144x24.jpg"; 
a23=new Image;a23.src="img/button_120x24.jpg"; 
a24=new Image;a24.src="img/button_120x48.jpg"; 

function over(img,ref)  // Подкрашиватели
{
	document.images[img].src = ref;
}
function out(img,ref)
{
	document.images[img].src = ref;
} 
function showframe(x,y,pic,pic2,show,show2,photoname)   // Развертывание фона со скоросью х пикс / 10 ms и проявление картинки со скоросью y ступеней / 10 ms
{
// ================================= прием параметров
	lift=x;
	lens=y;
	counter=0;
	picflag=1;
	picname=pic;
	pic2name=pic2;
	showcurrent=show;
	shownext=show2;
	if(typeof(document.all.shownext.innerText)!='undefined')
	{
		if(pic2name!="None")
		{
			document.all.shownext.innerText=shownext;
		}
		else
		{
			document.all.shownext.innerText="";
		}
		document.all.showname.innerText=photoname;
	}
	else
	{
		if(pic2name!="None")
		{
			document.all.shownext.textContent=shownext;
		}
		else
		{
			document.all.shownext.textContent="";
		}
		document.all.showname.textContent=photoname;
	}
	loadpicture1=new Image;
	loadpicture1.src="preview/"+picname+".jpg";
	loadpicture2=new Image;
	loadpicture2.src="preview/"+pic2name+".jpg";
// ================================= стартовые установки
	width=minwidth;
	height=minheight;
	document.all.maskdiv.style.visibility="visible";   
	document.all.picdiv.style.top=Math.round(centery-height*0.5);
	document.all.picdiv.style.left=Math.round(centerx-width*0.5);
	document.all.picdiv.style.width=width;
	document.all.picdiv.style.height=height;
	document.all.picdiv.style.visibility="visible";
	timer=window.setInterval("floatframe()",interval);
}
function hideframe()   // Растворение картинки и свертывание фона
{
	lens=-lens;
	lift=-lift;
	picflag=1;
	document.all.buttondiv.style.visibility="hidden";
	timer=window.setInterval("level(1)",interval);
}
function changepicframe()   // Перерисовка картинки без свертывания фона
{
	if(pic2name!="None")
	{
		lens=-lens;
		document.all.buttondiv.style.visibility="hidden";
		timer=window.setInterval("level(0)",interval);
	}
}
function hidepicframe()
{
	document.all.crowndiv.style.visibility="hidden";
	document.all.crown.style.visibility="hidden";
	document.all.crown.src="preview/wait.gif";
	timer=window.setInterval("floatframe()",interval);
}
function finishframe()   // Сокрытие фона
{
	document.all.picdiv.style.visibility="hidden";
	document.all.maskdiv.style.visibility="hidden";
}
function showpic()   //  Проявление картинки
{
	picload();
	timer=window.setInterval("level(1)",interval);
}
function replacepic()   //  Подмена картинки
{
	document.all.crowndiv.style.visibility="hidden";
	document.all.crown.style.visibility="hidden";
	var oldpicname=picname;
	var oldshowtext=shownext;
	picname=pic2name;
	pic2name=oldpicname;
	shownext=showcurrent;
	showcurrent=oldshowtext;
	if(typeof(document.all.shownext.innerText)!='undefined')
	{
		document.all.shownext.innerText=shownext;
	}
	else
	{
		document.all.shownext.textContent=shownext;
	}
	picload();
	timer=window.setInterval("level(1)",interval);
}
function finishpic()   // Сокрытие картинки
{
	document.all.crown.style.filter='Alpha(Opacity="0")';
	document.all.crown.style.opacity=0;
	document.all.crowndiv.style.visibility="hidden";
	hideframe();
}
function showbutton()   // Отображение кнопок
{
	document.all.buttondiv.style.visibility="visible";
}
function floatframe()   // Равертывание-свертывание фона
{
	if(lift!=0)
	{
		height+=lift;
		width+=lift;
		if(height>maxheight)
			height=maxheight;
		if(width>maxwidth)
			width=maxwidth;
		if(height<minheight)
			height=minheight;
		if(width<minwidth)
			width=minwidth;
		wtop=Math.round(centery-height*0.5);
		wleft=Math.round(centerx-width*0.5);
		document.all.picdiv.style.top=wtop;
		document.all.picdiv.style.left=wleft;
		document.all.picdiv.style.height=height;
		document.all.picdiv.style.width=width;
		if(height==maxheight && width==maxwidth)
		{
			clearInterval(timer);
			showpic();
		}
		if(height<=minheight && width<=minwidth)
		{
			clearInterval(timer);
			finishframe();
		}
	}
}
function level(x)  // Проявление-растворение картинки
{
	if(lens!=0 && picflag==1)
	{
		counter+=lens;
		if(counter<1)
		{
			counter=0;
			clearInterval(timer);
			if(x>0)
			{
				hidepicframe();
			}
			else
			{
				lens=-lens;
				replacepic();
			}
		}
		if(counter>99)
		{
			counter=100;
			clearInterval(timer);
			showbutton();
		}
		document.all.crown.style.filter='Alpha(Opacity='+counter+')';
		document.all.crown.style.opacity=counter*0.01;
	}
	if(picflag==-1)
	{
		picflag=1;
		clearInterval(timer);
		document.all.waitdiv.style.visibility="hidden";
		showbutton();
	}
}
function confirmpicload() // уведомление о загрузке файла
{	
	picflag=1;
	document.all.waitdiv.style.visibility="hidden";
}
function disposepicload()
{
	picflag=-1;
	return true;
}
function picload() // Постановка файла на загрузку
{
	document.all.crown.style.visibility="visible";
	document.all.crown.style.filter='Alpha(Opacity="0")';
	document.all.crown.style.opacity=0;
	document.all.crowndiv.style.visibility="visible";
	document.all.waitdiv.style.visibility="visible";
	picflag=0;
	document.all.crown.src="preview/"+picname+".jpg";
}