//inizializzazione viewer immagini
window.onload = Shadowbox.init;

function getImgW(imgSrc)
{
var newImg = new Image();
newImg.src = imgSrc;
var width = newImg.width;
return width;
}

function getImgH(imgSrc)
{
var newImg = new Image();
newImg.src = imgSrc;
var width = newImg.width;
return width;
}


function getstuff(url, div) { $(div).setHTML('<img src=\"img/loading.gif\"> Loading...'); 
var ajax = new Ajax(url, { method: 'get', update: div, evalScripts: false });
ajax.request(); }
		

function changeBg(div, img) {
    $(div).style.backgroundImage=img;

 };
	

function returnObjById( id )
{
    if (document.getElementById)
        var returnVar = document.getElementById(id);
    else if (document.all)
        var returnVar = document.all[id];
    else if (document.layers)
        var returnVar = document.layers[id];
    return returnVar;
}


function flashGo() {
    $('flasher').innerHTML='';
    $('header').style.backgroundImage="url('imgs/bg_full0.jpg')";    
}