/* - - - - - - - - - - - - - - - - - - - - - - -
 JavaScript  Funzioni index.php
 - - - - - - - - - - - - - - - - - - - - - - - */
//
//-->
function visualizza(testo)
{
var contenu="<p><b><i>"+testo+"</b></i></p>" ;
var ns = (document.layers) ;
var ie = (document.all) ;
var x = (ns) ?e.pageX : event.x+document.body.scrollLeft ;
var y = (ns) ?e.pageY : event.y+document.body.scrollTop ;
var skn = (ns) ? document.lev :lev.style ;
if (ns)
{
 skn.document.write(contenu) ;
 skn.document.close;
}
else if (ie)
{
document.all("lev").innerHTML = contenu;
}
skn.left = x - 120 ;
skn.top = y + 20 ;
skn.visibility ="visible" ;
}
//-->
function chiudi()
{
var ns = (document.layers) ;
var skn = (ns) ? document.lev :lev.style ;
skn.visibility ="hidden" ;
}
//
function applyeffect(){
if (document.all && roll.filters){
roll.filters.revealTrans.Transition=Math.floor(Math.random()*23)
roll.filters.revealTrans.stop()
roll.filters.revealTrans.apply()
}
}
//
function playeffect(){
if (document.all && roll.filters)
roll.filters.revealTrans.play()
}
//
function vaiover(progr){
mprogr=progr
provaimage.src=photos[mprogr]
mxxx = provaimage.width
myyy = provaimage.height
// mxappo = document.getElementById('cella_roll').getAttribute('width');
//mxc = screen.Width  ;
//myc = screen.Height ;
mxmax = document.getElementById('cella_roll').width  ;
mymax = document.getElementById('cella_roll').height  ;
if (mymax=='')
 mymax = 9999 ;
mxmax = mxmax*.88 ;
mymax = mymax*.88 ;
mrapp = Math.max(mxxx/mxmax, myyy/mymax)
applyeffect()
if (mrapp>1) {
 mxxx=mxxx/mrapp    ;
 myyy=myyy/mrapp    ;
 }
document.images.roll.width  = mxxx  ;
document.images.roll.height = myyy  ;
playeffect()
document.images.roll.src=photos[mprogr]     ;

if (mprogr < (nro_foto-1) ) {
mprogr++
setTimeout ("vaiover(mprogr)", 4000) }
else
{
progr=0
setTimeout ("vaiover(0)", 8000) }
}
//
function ridim(mnome,mperc)
{
mnom0 = mnome ;
mperc0 = mperc ;
mxc = screen.Width  ;
myc = screen.Height ;
mxmax = mxc*mperc0  ;
mymax = myc*mperc0  ;
provaimage.src= '/images/'+ mnom0  ;
mxxx = provaimage.width ;
myyy = provaimage.height ;
mrapp = Math.max(mxxx/mxmax, myyy/mymax) ;
if (mrapp>1) {
mxxx=mxxx/mrapp ;
mxxx=Math.round(mxxx) }
mappo= "document.write('<img src=/images/" + mnom0+ " width="+mxxx+" border=0>')" ;
eval(mappo) ;
}
//