// ItalyeXplorer script utilities
function pageWidth()
{
if (document.documentElement && document.documentElement.clientHeight)
	// Explorer 6 Strict Mode
{
	x = document.documentElement.clientWidth;
	y = document.documentElement.clientHeight;
}
else if (document.body) // other Explorers
{
	x = document.body.clientWidth;
	y = document.body.clientHeight;
}
else if (self.innerWidth) // all except Explorer
{
	x = self.innerWidth;
	y = self.innerHeight;
}
//alert('w='+x);
return x
}

function pageHeight()
{
if (document.documentElement && document.documentElement.clientHeight)
	// Explorer 6 Strict Mode
{
	x = document.documentElement.clientWidth;
	y = document.documentElement.clientHeight;
}
else if (document.body) // other Explorers
{
	x = document.body.clientWidth;
	y = document.body.clientHeight;
}
else if (self.innerWidth) // all except Explorer
{
	x = self.innerWidth;
	y = self.innerHeight;
}
//alert('h='+y);
return y
}

function setStyle(objId, style, value){
   document.getElementById(objId).style[style]= value;

/* USAGE:
 * objId    = element id.
 * style    = the style to be changed.
 * value    = the value assigned to the style.
*/ 
}

function Posiziona()
{
document.getElementById('Layer1').style.height=(pageHeight()-30)+ "px";
document.getElementById('Layer2').style.height=(pageHeight()-30)+ "px";
}

//Restituisce il valore di una variabile passata via querystring
function Querystring(variable) { 
  var query = window.location.search.substring(1); 
  var vars = query.split("&"); 
  for (var i=0;i<vars.length;i++) { 
    var pair = vars[i].split("="); 
    if (pair[0] == variable) { 
      return pair[1]; 
    } 
  } 
}