function HideShowDiv(action,divID) {
	if(action=="hide") {
		document.getElementById(divID).style.visibility="hidden";
	}
	if(action=="show") {
		HideAllDiv();
		document.getElementById(divID).style.visibility="visible";
	}
}

function HideAllDiv() {
	HideShowDiv("hide","Biografia");
	HideShowDiv("hide","Live");
	HideShowDiv("hide","ArchivioConcerti");
	HideShowDiv("hide","Band");
	HideShowDiv("hide","UnderC");
	HideShowDiv("hide","Foto");
}

function GetHeight(){
	var y = 0;
	if (self.innerHeight){
		y = self.innerHeight;
	}
	else if (document.documentElement && document.documentElement.clientHeight){
		y = document.documentElement.clientHeight;
	}
	else if (document.body){
		y = document.body.clientHeight;
	}
	return y;
}

function GetWidth(){
	var x = 0;
	if (self.innerWidth){
		x = self.innerWidth;
	}
	else if (document.documentElement && document.documentElement.clientWidth){
		x = document.documentElement.clientWidth;
	}
	else if (document.body){
		x = document.body.clientWidth;
	}
	return x;
}

function PosizionaElementi(){
	HideAllDiv();
	posizionaDiv("SocialLinks",GetWidth(),GetHeight());
	posizionaDiv("FotoBG",GetWidth(),GetHeight());
	posizionaDiv("Biografia",GetWidth(),GetHeight());
	posizionaDiv("LiveHome",GetWidth(),GetHeight());
	posizionaDiv("Live",GetWidth(),GetHeight());
	posizionaDiv("ArchivioConcerti",GetWidth(),GetHeight());
	posizionaDiv("Foto",GetWidth(),GetHeight());
}

function posizionaDiv(DivId,x,y) {
	var topDiv = "px";
	var leftDiv = "px"
	if(DivId=="SocialLinks") {
		topDiv = y - 54 + "px";
		leftDiv = x / 2 - 100 + "px"	
		document.getElementById(DivId).style.top = topDiv;
		document.getElementById(DivId).style.left = leftDiv;
	}
	else if(DivId=="FotoBG") {
		topDiv = y / 2 - 120 + "px";
		leftDiv = x / 2 - 320 + "px"	
		document.getElementById(DivId).style.top = topDiv;
		document.getElementById(DivId).style.left = leftDiv;
	}
	else if(DivId=="Biografia") {
		topDiv = 350 + "px";
		leftDiv = x / 2 - 300 + "px"	
		document.getElementById(DivId).style.top = topDiv;
		document.getElementById(DivId).style.left = leftDiv;
	}
	else if(DivId=="LiveHome") {
		topDiv = 350 + "px";
		leftDiv = x / 2 + 320 + "px"	
		document.getElementById(DivId).style.top = topDiv;
		document.getElementById(DivId).style.left = leftDiv;
	}
	else if(DivId=="Live") {
		topDiv = 380 + "px";
		leftDiv = x / 2 - 325 + "px"	
		document.getElementById(DivId).style.top = topDiv;
		document.getElementById(DivId).style.left = leftDiv;
	}
	else if(DivId=="ArchivioConcerti") {
		topDiv = 380 + "px";
		leftDiv = x / 2 - 325 + "px"	
		document.getElementById(DivId).style.top = topDiv;
		document.getElementById(DivId).style.left = leftDiv;
	}
	else if(DivId=="Foto") {
		topDiv = 350 + "px";
		leftDiv = x / 2 - 300 + "px"	
		document.getElementById(DivId).style.top = topDiv;
		document.getElementById(DivId).style.left = leftDiv;
	}
}

function MsgBox (testo) {
	alert (testo) 
}