var XMLHttpRequestObject = false;

if (window.XMLHttpRequest) XMLHttpRequestObject = new XMLHttpRequest();
else if (window.ActiveXObject) XMLHttpRequestObject = new ActiveXObject("Microsoft.XMLHTTP");

function getData(dataSource, divID)
{
	if (XMLHttpRequestObject.readyState==4 || XMLHttpRequestObject.readyState==0) 
	{
    	var obj = document.getElementById(divID);
        XMLHttpRequestObject.open("GET", dataSource);
        XMLHttpRequestObject.onreadystatechange = function()
        {
         	if (XMLHttpRequestObject.readyState == 4 && XMLHttpRequestObject.status == 200 && obj.innerHTML!= XMLHttpRequestObject.responseText) 
         	{
         		obj.innerHTML= XMLHttpRequestObject.responseText;
         	}
         }
         XMLHttpRequestObject.send(null);
      }
}

function galleryDisplayPic(name,pic)
{
	//alert(name+'/'+pic);
	getData('ajax.php?galleryDisplayPic=1&name='+name+'&pic='+pic,'win');
	centerWin();
}

function galleryDelPic(name,pic,conf)
{
	var ans=confirm(conf);
	if (ans) 
	{
		getData("ajax.php?galleryDelPic=1&pic="+pic+"&name="+name,'win');
		setTimeout("location.reload()",500);
	}
	else {}
}

function hideWin()
{
	//document.getElementById('win').innerHTML=''
	document.getElementById('win').innerHTML='';
	document.getElementById('dark').style.display='none';
}

function centerWin()
{
	
	var win=document.getElementById('win');
	var winW=950;
	var maxH=window.innerHeight-30;
	var posX=(window.innerWidth-winW)/2;
	if (window.pageYOffset) var posY=50;
	else var posY=window.pageYOffset+50;
	posX+='px';
	posY+='px';
	win.style.maxHeight=maxH+"px";
	win.style.top=posY;
	win.style.left=posX;	
	win.style.display="block";
	document.getElementById('dark').style.display="block";
}

function setMainHeight()
{
	/*document.body.scroll="no";
	var oTop = document.body.scrollTop;
    document.body.style.overflow = "hidden";
    document.body.scrollTop = oTop;*/
	//var c=document.getElementById('contento');
	//var maxH=window.innerHeight-270;
	//c.style.height=maxH+'px';
}