// Menù
Menu = {timer : null, current : null};
Menu.getStyle = function(name){
	if(document.getElementById)
		return document.getElementById(name).style;
	else if(document.all)
		return document.all[name].style;
	else if(document.layers)
		return document.layers[name];
}
Menu.show = function(name){
	if(this.timer)
		clearTimeout(this.timer);
	this.getStyle(name).visibility = "visible";
	this.current = name;
}
Menu.hide = function(){
	this.timer = setTimeout("Menu.doHide()", 300);
}
Menu.doHide = function(){
	if(this.current){
		this.getStyle(this.current).visibility = "hidden";
		this.current = null;
	}
}

// Controllo validità email
function checkMail(email){
	var email_reg_exp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;
	if(!email_reg_exp.test(email)){
		return false;
	}else{
		return true;
	}
}

// funzioni trim
function Trim(TRIM_VALUE){
if(TRIM_VALUE.length < 1){
return"";
}
TRIM_VALUE = RTrim(TRIM_VALUE);
TRIM_VALUE = LTrim(TRIM_VALUE);
if(TRIM_VALUE==""){
return "";
}
else{
return TRIM_VALUE;
}
} //End Function

function RTrim(VALUE){
var w_space = String.fromCharCode(32);
var v_length = VALUE.length;
var strTemp = "";
if(v_length < 0){
return"";
}
var iTemp = v_length -1;

while(iTemp > -1){
if(VALUE.charAt(iTemp) == w_space){
}
else{
strTemp = VALUE.substring(0,iTemp +1);
break;
}
iTemp = iTemp-1;

} //End While
return strTemp;

} //End Function

function LTrim(VALUE){
var w_space = String.fromCharCode(32);
if(v_length < 1){
return"";
}
var v_length = VALUE.length;
var strTemp = "";

var iTemp = 0;

while(iTemp < v_length){
if(VALUE.charAt(iTemp) == w_space){
}
else{
strTemp = VALUE.substring(iTemp,v_length);
break;
}
iTemp = iTemp + 1;
} //End While
return strTemp;
} //End Function