// JavaScript Document
var IE = document.all?true:false
if (!IE) document.captureEvents(Event.MOUSEMOVE)
document.onmousemove = getMouseXY;
var tempX = 0
var tempY = 0
var vizX = 0
var vizY = 0

/* ===== FUNKCE pro zobrazeni a schovani prvku ====== */
function DispShowHide(span,rozevid) {
   displayType=(document.getElementById(span).style.display=='none')?'block':'none';
    document.getElementById(span).style.display=displayType;

  if( rozevid != '' && rozevid != null )
   if(displayType=='none')
    window.document.getElementById(rozevid).innerHTML = "+";
   else
    window.document.getElementById(rozevid).innerHTML = "-";
    

}

var hide  = true;

function showhide(obj)
{
	var x = new getObj('testP');
	hide = !hide;
	x.style.visibility = (hide) ? 'hidden' : 'visible';
	setLyr(obj,'testP');
}

function setLyr(obj,lyr)
{
	var newX = findPosX(obj);
	var newY = findPosY(obj);

	 if (lyr == 'testP') newY -= 50;

	var x = new getObj(lyr);

	 x.style.top = newY + 'px';
	 x.style.left = newX + 'px';
}

function findPosX(obj)
{
	var curleft = 0;
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			curleft += obj.offsetLeft
			obj = obj.offsetParent;
		}
	}
	else if (obj.x)
		curleft += obj.x;
	return curleft;
}

function findPosY(obj)
{
	var curtop = 0;
	var printstring = '';
	if (obj.offsetParent)
	{
		while (obj.offsetParent)
		{
			printstring += ' element ' + obj.tagName + ' has ' + obj.offsetTop;
			curtop += obj.offsetTop
			obj = obj.offsetParent;
		}
	}
	else if (obj.y)
		curtop += obj.y;
	window.status = printstring;
	return curtop;
}

function getObj(name)
{
 if (document.getElementById)
 {
	   this.obj = document.getElementById(name);
	   this.style = document.getElementById(name).style;
 }
 else if (document.all)
 {
	   this.obj = document.all[name];
	   this.style = document.all[name].style;
 }
 else if (document.layers)
 {
	   if (document.layers[name])
	   {
	   	this.obj = document.layers[name];
	   	this.style = document.layers[name];
	   }
	   else
	   {
	    this.obj = document.layers.testP.layers[name];
	    this.style = document.layers.testP.layers[name];
	   }
 }
}



function getMouseXY(e) 
{
	if (IE) 
	{ 
		tempX = event.clientX + document.body.scrollLeft
		tempY = event.clientY + document.body.scrollTop
	} else { 
		tempX = e.pageX
		tempY = e.pageY
	}  

	if( document.getElementById('ofdiv').style.display == 'block' )
	{
		if( tempX - vizX > 250 || tempY - vizY > 150 ) 
		{
			vizX = 0;
			vizY = 0;
		}
	}
}
	                                      

function OverFlow( t , imgname ) 
{
	var img = '';

   v = document.getElementById('ofdiv');
	 v.style.left = (tempX-50) +'px';
	 v.style.top = (tempY+5) +'px';

	vizX = tempX+10;
	vizY = tempY+5;

	if( imgname != '' && imgname != null )
	{
		img = '<br /><img src="http://home.tssw.org/freefun/' + imgname + '" alt="'+ imgname +'" border="0" />';
	}

	data = '<div class="center">' +t+ img + '</div>';

	v.innerHTML = data;

	v.style.display = 'block';

}

function hideElement( n )
{
	ge = document.getElementById(n);
	if( ge )	ge.style.display = 'none';
}