// JavaScript Document

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_changeProp(objName,x,theProp,theValue) { //v6.0
  var obj = MM_findObj(objName);
   if (obj && (theProp.indexOf("style.")==-1 || obj.style)){
    if (theValue == true || theValue == false)
      eval("obj."+theProp+"="+theValue);
    else eval("obj."+theProp+"='"+theValue+"'");
  }
}
var preloading = false;
function big(img)
{
	var m = "/", lm = img.src.lastIndexOf(m);
	if( lm>0)
	{
		var path=img.src.substring(0, lm),
			imgfile = img.src.substring(lm).replace('_over.','.'),
			alt = img.alt,
			imgurl=path+"/zoom"+imgfile;
		if (document.images)
		{
			preloading = true;
			// handle the new image that will be displayed (preload it first)
			var tempImage = new Image();
			tempImage.onload = function(){
				makeExchange( alt, imgurl );
			};
			tempImage.src = imgurl;
			if (!tempImage.complete) 
				{
					// handle the preloading image
					var preloaderImage = new Image();
					preloaderImage.onload = function(){
						if (preloading)
							MM_changeProp('image_replacement','','src',"http://www.xenonesfilotera.gr/Layout/preloader.gif",'IMG');
					};
					preloaderImage.src = "http://www.xenonesfilotera.gr/Layout/preloader.gif";
				}

		}
		else
		{
			makeExchange( alt, imgurl );
		}
	}
}


function makeExchange( alternative, imageurl )
{
	preloading = false;
	MM_changeProp('lezanta','','innerHTML',alternative,'DIV');
	MM_changeProp('image_replacement','','src',imageurl,'IMG');	
}