function changeStyle()  {
  if (document.getElementById) {
      for (var i=0; i<changeStyle.arguments.length; i+=2) {
           //alert(changeStyle.arguments[i]+" "+changeStyle.arguments[i+1]);
           document.getElementById(changeStyle.arguments[i]).bgColor=changeStyle.arguments[i+1];
      }
  }
}

function changeImage()  {
  if (document.getElementById) {
      for (var i=0; i<changeImage.arguments.length; i+=2) {
           document.getElementById(changeImage.arguments[i]).src=changeImage.arguments[i+1];
      }
  }
}

function MM_openBrWindow(theURL,winName,features)
{
  window.open(theURL,winName,features);
}

function readPD(x,wichform)
{
    if(x >0)
    {
         document.forms[wichform].submit();
         return;
    }
}

function setletter(x,wichform)
{
    if(x !='')
    {
         document.forms[wichform].elements[wichform].value=x;
         document.forms[wichform].submit();
         return;
    }

}

function MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_findObj(n, d) { //v4.0
  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 && document.getElementById) x=document.getElementById(n); return x;
}

function MM_jumpMenuGo(selName,targ,restore){ //v3.0
  var selObj = MM_findObj(selName); if (selObj) MM_jumpMenu(targ,selObj,restore);
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function goUrl()  {
   document.location.href=document.portale.psel.options[document.portale.psel.selectedIndex].value;
   //alert(document.portale.psel.options[document.portale.psel.selectedIndex].value);
   return;
}