function validateEmail( strValue) {
	var objRegExp  = /^(([^<>()[\]\\.,;:\s@\"]+(\.[^<>()[\]\\.,;:\s@\"]+)*)|(\".+\"))@((\[[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\])|(([a-zA-Z\-0-9]+\.)+[a-zA-Z]{2,}))$/
  return objRegExp.test(strValue);
}

function validateCF(cfins)	{
  var cf = cfins.toUpperCase();
  var cfReg = /^[A-Z]{6}\d{2}[A-Z]\d{2}[A-Z]\d{3}[A-Z]$/;
  if (!cfReg.test(cf))
    return false;
  var set1 = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ";
  var set2 = "ABCDEFGHIJABCDEFGHIJKLMNOPQRSTUVWXYZ";
  var setpari = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
  var setdisp = "BAKPLCQDREVOSFTGUHMINJWZYX";
  var s = 0;
  for( i = 1; i <= 13; i += 2 )
    s += setpari.indexOf( set2.charAt( set1.indexOf( cf.charAt(i) )));
  for( i = 0; i <= 14; i += 2 )
    s += setdisp.indexOf( set2.charAt( set1.indexOf( cf.charAt(i) )));
  if ( s%26 != cf.charCodeAt(15)-'A'.charCodeAt(0) )
    return false;
  return true;
}


function validatePIVA(sz_Codice)	{
  var n_Val,n_Som1=0,n_Som2=0,lcv;
  if (sz_Codice.length!=11 || isNaN(parseFloat(sz_Codice)) || parseFloat(sz_Codice)<parseFloat(0))
    return false;
  /*
  for (lcv=0;lcv<9;lcv+=2)
  {
    n_Val=parseInt(sz_Codice.charAt(lcv));
    n_Som1+=n_Val;
    n_Val=parseInt(sz_Codice.charAt(lcv+1));
    n_Som1+=Math.floor(n_Val/5) + (n_Val<<1) % 10;
  }
  n_Som2 = 10 - (n_Som1 % 10);
  n_Val=parseInt(sz_Codice.charAt(10));
  if (n_Som2==n_Val)
    return true;
  return false;
  */
  return true;
}

function validateUrl(sUrl) {
	var re = /^http:\/\/./;
	return re.test(sUrl)
}



function MM_verifyDate(str) {
	//var str = data;
	var format=0;
	var month=0;
	var day=0;
	var year=0;
	var err=false;
	if(str.length!=10)
		err=true;

	if(str.length==10)
		{
		// dd/mm/yyyy format
		if(str.charAt(2) == "/" && str.charAt(5) == "/" && str.length == 10)
				{
				format=1;
				// Check that day is a number.
				for (var i = 0; i < 2; i++) 
					{ var ch = str.substring(i, i + 1); if(ch < "0" || "9" < ch) err=true; }
				// Check that month is a number.
				for (var i = 3; i < 5; i++) 
					{ var ch = str.substring(i, i + 1); if(ch < "0" || "9" < ch) err=true; }
				// Check that year is a number.
				for (var i = 6; i < 10; i++) 
					{ var ch = str.substring(i, i + 1); if(ch < "0" || "9" < ch) err=true; }
				// Set variables
				if(err==
						false){day=eval(str.substring(0,2));month=eval(str.substring(3,5));  year=eval(str.substring(6,str.length)); }
				}


		// Incorrect format.
		if(format !=1)
				var err=true;
		}

		// Check that month is between 1 &12.
		if(month<=0 || month>=13)
		  err=true;

		// Check that day is right depending on month.
		if( month==2 && ((year/4)==parseInt(year/4)) )
		  { if(day<=0 || day>29) err=true; }
		if( month==2 && ((year/4)!=parseInt(year/4)) )
		  { if(day<=0 || day>28) err=true; }
		if( month==4 || month==6 || month==9 || month==11 )
		  { if(day<=0 || day>30) err=true; }
		if( month==1 || month==3 || month==5 || month==7 || month==8 || month==10 || month==12 )
		  { if(day<=0 || day>31) err=true; }


		// If anything appears incorrect, display error message.
		if(err==true)
		  {
		//  alert("Inserire la data nel formato gg/mm/aaaa");
			
		  return false;
		  }

		// If all is OK, return true.
		return true;

	}			

function openFaq() {				
	openWindowCentered("popup_page.asp", "popuppage", 770, 500, "status=yes,scrollbars=yes");
	return false;
}
function openWindowCentered(mypage, myname, w, h, features) {
	var winl = 100;
	var wint = 100;
	if(screen.width) {
		winl = (screen.width-w)/2;
		wint = (screen.height-h)/2;
	}
	else {
		winl = 0;
		wint =0;
	}
	if (winl < 0) winl = 100;
	if (wint < 0) wint = 100;
	
	var settings = 'height=' + h + ',';
	settings += 'width=' + w + ',';
	settings += 'top=' + wint + ',';
	settings += 'left=' + winl + ',';
	settings += features;
	
	win = window.open(mypage, myname, settings);
	win.window.focus();
	return win;
}