function validateBirthDate(oSrc, args)
{   
    var day = document.getElementById('ctl00_ContentPlaceHolder1_txtDay').value;
    var month = document.getElementById('ctl00_ContentPlaceHolder1_txtMonth').value;
    var year = document.getElementById('ctl00_ContentPlaceHolder1_txtYear').value;
    
    var dateStr = day+'/'+month+'/'+year;
    args.IsValid = isDate(dateStr);
}

function validatePostalCode(oSrc, args)
{
    var cod1 = document.getElementById('ctl00_ContentPlaceHolder1_txtPostalCode1').value;    
    var cod2 = document.getElementById('ctl00_ContentPlaceHolder1_txtPostalCode2').value;
    
	if(cod1 != '')
	{
		if(cod2 != '')
			args.IsValid = (cod1.length == 4) && (cod2.length == 3) && !isNaN(cod1) && !isNaN(cod2);
		else
			args.IsValid = cod1.length == 4;
	}
	else if(cod2 != '') //Não pode ser só o 2º campo
		args.IsValid = false;
	
}

function validatePhones(oSrc,args)
{
    var telef = document.getElementById('ctl00_ContentPlaceHolder1_txtTelephone').value;    
    var mobile = document.getElementById('ctl00_ContentPlaceHolder1_txtMobile').value;
    
    var valid;
    if(telef == '' && mobile == '')
        valid = false;    
    else if( !isValidTelef(telef) || !isValidTelef(mobile))
        valid = false;
    else
        valid = true;   
        
    args.IsValid = valid;
}

function isValidTelef(number)
{
    if(number != '')
        return !isNaN(number) && (number.length >=9 && number.length <=13)
        
    return true; //It's empty, but we previously verified that at least one is filled    
    
}

function validateGroup(id1,id2)
{
//    //alert('ValidateGroup');
//    var result = 0;
//   // alert('Ids: '+ids.length);
//    for(i=0; i!=ids.length; ++i)
//    {
//        var element = document.getElementById(ids[i]);
//        //alert(element);
//        result ^= element.checked;
//    }
//    //alert(result);
//    return result == 1;
      var checked1 = document.getElementById(id1).checked;
      var checked2 = document.getElementById(id2).checked;
      return (checked1 != checked2);
}


/**
 * DHTML date validation script for dd/mm/yyyy. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */
// Declaring valid date character, minimum year and maximum year
var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        // Check that current character is number.
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    // All characters are numbers.
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not in bag, append to returnString.
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function daysInFebruary (year){
	// February has 29 days in any year evenly divisible by four,
    // EXCEPT for centurial years which are not also divisible by 400.
    return (((year % 4 == 0) && ( (!(year % 100 == 0)) || (year % 400 == 0))) ? 29 : 28 );
}
function DaysArray(n) {
	for (var i = 1; i <= n; i++) {
		this[i] = 31
		if (i==4 || i==6 || i==9 || i==11) {this[i] = 30}
		if (i==2) {this[i] = 29}
   } 
   return this
}

function isDate(dtStr){
	var daysInMonth = DaysArray(12)
	var pos1=dtStr.indexOf(dtCh)
	var pos2=dtStr.indexOf(dtCh,pos1+1)
	var strDay=dtStr.substring(0,pos1)
	var strMonth=dtStr.substring(pos1+1,pos2)
	var strYear=dtStr.substring(pos2+1)
	strYr=strYear
	if (strDay.charAt(0)=="0" && strDay.length>1) strDay=strDay.substring(1)
	if (strMonth.charAt(0)=="0" && strMonth.length>1) strMonth=strMonth.substring(1)
	for (var i = 1; i <= 3; i++) {
		if (strYr.charAt(0)=="0" && strYr.length>1) strYr=strYr.substring(1)
	}
	month=parseInt(strMonth)
	day=parseInt(strDay)
	year=parseInt(strYr)
	if (pos1==-1 || pos2==-1){
		//alert("The date format should be : dd/mm/yyyy")
		return false
	}
	if (strMonth.length<1 || month<1 || month>12){
		//alert("Please enter a valid month")
		return false
	}
	if (strDay.length<1 || day<1 || day>31 || (month==2 && day>daysInFebruary(year)) || day > daysInMonth[month]){
		//alert("Please enter a valid day")
		return false
	}
	if (strYear.length != 4 || year==0 || year<minYear || year>maxYear){
		//alert("Please enter a valid 4 digit year between "+minYear+" and "+maxYear)
		return false
	}
	if (dtStr.indexOf(dtCh,pos2+1)!=-1 || isInteger(stripCharsInBag(dtStr, dtCh))==false){
		//alert("Please enter a valid date")
		return false
	}
return true
}