xGap=(navigator.appName == "Netscape")?11:9;
yGap=(navigator.appName == "Netscape")?31:29;

function popfooter(quale)
{
	var xCrd=(screen.availWidth-600-xGap)/2;
	var yCrd=(screen.availHeight-500-yGap)/2; 
	windowFeatures = 'width=600,height=500,status=no,top='+yCrd+',left='+xCrd
	newWindow=window.open('pop_'+quale+'.html', 'footer', windowFeatures);
	
}
function contattaci()
{
	var xCrd=(screen.availWidth-800-xGap)/2;
	var yCrd=(screen.availHeight-600-yGap)/2; 
	windowFeatures = 'width=800,height=600,status=no,top='+yCrd+',left='+xCrd
	newWindow=window.open('pop_contattaci.html', 'footer', windowFeatures);
	
}
function apriGiochi(quale)
{
	var xCrd=(screen.availWidth-800-xGap)/2;
	var yCrd=(screen.availHeight-600-yGap)/2; 
	windowFeatures = 'width=800,height=600,status=no,top='+yCrd+',left='+xCrd
	newWindow=window.open('game/game'+quale+'/game'+quale+'.html', 'giochi', windowFeatures);
	
}