/* menu over image cash */
cashImg = [
	"contact_o.gif",
	"about_o.gif",
	"home_o.gif",
	"arr_o.gif",
	"l_top.gif",
	"l_bottom.gif"
];

for (x in  cashImg)
	(new Image).src="i/" + cashImg[x];

/* switch */

var myItem = {
	set : ["thums_"],
	cash : [1]
};

function switchIt(id,sid){
	getObj(myItem.set[sid] + myItem.cash[sid]).display = "none";
	getObj(myItem.set[sid] + id).display = "block";
	myItem.cash[sid] = id;
}

function openCat(o){
	o.parentNode.className = o.parentNode.className != 'subCats sel'? 'subCats sel' : 'subCats';
	o.className = o.className != 'k sk'? 'k sk' : 'k';
	SCR.init('links', 'slide_back', 'slide_back_button', 'up', 'down', $('links').scrollTop);
}

/* layer functions */

var Drag = {

	obj : null,

	init : function(o, oRoot, minX, maxX, minY, maxY, bSwapHorzRef, bSwapVertRef, fXMapper, fYMapper)
	{
		o.onmousedown	= Drag.start;

		o.hmode			= bSwapHorzRef ? false : true ;
		o.vmode			= bSwapVertRef ? false : true ;

		o.root = oRoot && oRoot != null ? oRoot : o ;
		
		if (o.hmode  && isNaN(parseInt(o.root.style.left  ))) o.root.style.left   = "20px";
		if (o.vmode  && isNaN(parseInt(o.root.style.top   ))) o.root.style.top    = "20px";
		if (!o.hmode && isNaN(parseInt(o.root.style.right ))) o.root.style.right  = "0px";
		if (!o.vmode && isNaN(parseInt(o.root.style.bottom))) o.root.style.bottom = "0px";

		o.minX	= typeof minX != 'undefined' ? minX : null;
		o.minY	= typeof minY != 'undefined' ? minY : null;
		o.maxX	= typeof maxX != 'undefined' ? maxX : null;
		o.maxY	= typeof maxY != 'undefined' ? maxY : null;

		o.xMapper = fXMapper ? fXMapper : null;
		o.yMapper = fYMapper ? fYMapper : null;

		o.root.onDragStart	= new Function();
		o.root.onDragEnd	= new Function();
		o.root.onDrag		= new Function();
	},

	start : function(e)
	{
		var o = Drag.obj = this;
		e = Drag.fixE(e);
		var y = parseInt(o.vmode ? o.root.style.top  : o.root.style.bottom);
		var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right );
		o.root.onDragStart(x, y);

		o.lastMouseX	= e.clientX;
		o.lastMouseY	= e.clientY;

		if (o.hmode) {
			if (o.minX != null)	o.minMouseX	= e.clientX - x + o.minX;
			if (o.maxX != null)	o.maxMouseX	= o.minMouseX + o.maxX - o.minX;
		} else {
			if (o.minX != null) o.maxMouseX = -o.minX + e.clientX + x;
			if (o.maxX != null) o.minMouseX = -o.maxX + e.clientX + x;
		}

		if (o.vmode) {
			if (o.minY != null)	o.minMouseY	= e.clientY - y + o.minY;
			if (o.maxY != null)	o.maxMouseY	= o.minMouseY + o.maxY - o.minY;
		} else {
			if (o.minY != null) o.maxMouseY = -o.minY + e.clientY + y;
			if (o.maxY != null) o.minMouseY = -o.maxY + e.clientY + y;
		}

		document.onmousemove	= Drag.drag;
		document.onmouseup		= Drag.end;

		return false;
	},

	drag : function(e)
	{
		e = Drag.fixE(e);
		var o = Drag.obj;

		var ey	= e.clientY;
		var ex	= e.clientX;
		var y = parseInt(o.vmode ? o.root.style.top  : o.root.style.bottom);
		var x = parseInt(o.hmode ? o.root.style.left : o.root.style.right );
		var nx, ny;

		if (o.minX != null) ex = o.hmode ? Math.max(ex, o.minMouseX) : Math.min(ex, o.maxMouseX);
		if (o.maxX != null) ex = o.hmode ? Math.min(ex, o.maxMouseX) : Math.max(ex, o.minMouseX);
		if (o.minY != null) ey = o.vmode ? Math.max(ey, o.minMouseY) : Math.min(ey, o.maxMouseY);
		if (o.maxY != null) ey = o.vmode ? Math.min(ey, o.maxMouseY) : Math.max(ey, o.minMouseY);

		nx = x + ((ex - o.lastMouseX) * (o.hmode ? 1 : -1));
		ny = y + ((ey - o.lastMouseY) * (o.vmode ? 1 : -1));

		if (o.xMapper)		nx = o.xMapper(y)
		else if (o.yMapper)	ny = o.yMapper(x)

		Drag.obj.root.style[o.hmode ? "left" : "right"] = nx + "px";
		Drag.obj.root.style[o.vmode ? "top" : "bottom"] = ny + "px";
		Drag.obj.lastMouseX	= ex;
		Drag.obj.lastMouseY	= ey;

		Drag.obj.root.onDrag(nx, ny);
		return false;
	},

	end : function()
	{
		document.onmousemove = null;
		document.onmouseup   = null;
		Drag.obj.root.onDragEnd(	parseInt(Drag.obj.root.style[Drag.obj.hmode ? "left" : "right"]), 
									parseInt(Drag.obj.root.style[Drag.obj.vmode ? "top" : "bottom"]));
		Drag.obj = null;
	},

	fixE : function(e)
	{
		if (typeof e == 'undefined') e = window.event;
		if (typeof e.layerX == 'undefined') e.layerX = e.offsetX;
		if (typeof e.layerY == 'undefined') e.layerY = e.offsetY;
		return e;
	}
};



function crtRsLyr(html_txt){
    if(html_txt != '')
    {
        getObj("ps_mv").display="block";
        getObj("ps_txt", 1).innerHTML=html_txt;
    }
}

function rmvLyr(){
getObj("ps_mv").display="none";
}

window.onload=function (){
	Drag.init( document.getElementById("ps_ctr"), document.getElementById("ps_mv") );
}

/* common functions */

function getObj(id,flag){ 
	if(document.getElementById(id)) 
		return flag? document.getElementById(id) : document.getElementById(id).style; 
	else 
		return false; 
}

// cookie functions

function SetCookie(name,value,expires,path,domain,secure){
var today=new Date();
today.setTime(today.getTime());
if(expires) expires=expires*1000*60*60*24;
var expires_date = new Date(today.getTime()+(expires));
document.cookie=name+"="+escape(value)+((expires)?";expires="+expires_date.toGMTString():"")+((path)?";path="+path:"")+((domain)?";domain="+domain:"")+((secure)?";secure":"");
}
function GetCookie(name) {
var start=document.cookie.indexOf(name+"=");
var len=start+name.length+1;
if((!start)&&(name!=document.cookie.substring(0,name.length))) return null;
if(start==-1) return null;
var end=document.cookie.indexOf(";",len);
if(end==-1) end=document.cookie.length;
return unescape(document.cookie.substring(len,end));
}
function DeleteCookie(name,path,domain){
var exp=new Date();  
exp.setTime(exp.getTime()-1); 
if(GetCookie(name)) document.cookie=name+"="+((path)?";path="+path:"")+
((domain)?";domain="+domain:"" )+";expires="+exp.toGMTString();
}