// Generic Functions for Sinai

// Rally Registration From
function onSubmitRallyForm(formname) {
 	var theForm = getForm(formname);
	if (!theForm) return false;
	if (theForm.qWrite.value=="0") return true;
	
	error = "";
	
	
	if (theForm.vFirstName) {
		
					
		//if(trimStr(theForm.iRallyRegistrationID.value) == "") {
//			error += "- You must select a Team.\n";
//			setEltStyleById('vTeamTitle','color','red');
//		}
//		else setEltStyleById('vTeamTitle','color','black');
		
		// Check Firstname
		if(trimStr(theForm.vFirstName.value) == "") {
			error += "- You must enter a First Name.\n";
			setEltStyleById('vFirstNameTitle','color','red');
		}
		else setEltStyleById('vFirstNameTitle','color','black');
	
		// Check Lastname
		if(trimStr(theForm.vLastName.value) == "") {
			error += "- You must enter a Last Name.\n";
			setEltStyleById('vLastNameTitle','color','red');
		}
		else setEltStyleById('vLastNameTitle','color','black');
		
		// Check Address
		if(trimStr(theForm.vAddress1.value) == "") {
			error += "- You must enter an Address.\n";
			setEltStyleById('vAddress1Title','color','red');
		}
		else setEltStyleById('vAddress1Title','color','black');
		
		if(trimStr(theForm.vCity.value) == "") {
			error += "- You must enter a City.\n";
			setEltStyleById('vCityTitle','color','red');
		}
		else setEltStyleById('vCityTitle','color','black');
		
		if(trimStr(theForm.cStateCode.value) == "") {
			error += "- You must enter the State/Province.\n";
			setEltStyleById('cStateCodeTitle','color','red');
		}
		else setEltStyleById('cStateCodeTitle','color','black');
		
		if(trimStr(theForm.vZipCode.value) == "") {
			error += "- You must enter the Zip/Postal Code.\n";
			setEltStyleById('vZipCodeTitle','color','red');
		}
		else setEltStyleById('vZipCodeTitle','color','black');
		
		if((trimStr(theForm.vTel.value) == "")&&(trimStr(theForm.vTelwork.value) == "")&&(trimStr(theForm.vTelmobile.value) == "")) {
			error += "- You must enter a Telephone number.\n";
			setEltStyleById('vTelTitle','color','red');
		}
		else setEltStyleById('vTelTitle','color','black');
		
		// Check Email
		if(trimStr(theForm.vEmail.value) == "" || !isEmail(trimStr(theForm.vEmail.value))) {
			error += "- You must enter a valid E-mail Address.\n";
			setEltStyleById('vEmailTitle','color','red');
		}
		else  setEltStyleById('vEmailTitle','color','black');
	}
	
	
	if(error != "") {
		alert("The following errors occurred:\n\n" + error);
		return false;
	}
	return true;
}

/**
 * DHTML date validation script. 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 strMonth=dtStr.substring(0,pos1)
	var strDay=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 : mm/dd/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
}

// SIGN UP PAGE
function checkAge()
{
	if (isDate(document.registrationForm.iAge.value)==false){
		document.getElementById('masters').style.display='none';
		document.getElementById('challenger').style.display='none';
	}
	else
	{
		var ONE_DAY = 1000 * 60 * 60 * 24;
		var date1= new Date(document.registrationForm.iAge.value);
		var rightnow = new Date();
		var date1_ms = date1.getTime();
		var date2_ms = rightnow.getTime();
		var difference_ms = Math.abs(date1_ms - date2_ms);
		var theYears = (Math.round(difference_ms/ONE_DAY)/365);
		if (theYears > 35)
		{
			document.getElementById('masters').style.display='inline';
			document.getElementById('challenger').style.display='none';			
		}
		else
		{
			document.getElementById('masters').style.display='none';
			document.getElementById('challenger').style.display='inline';
			
		}
	} 
}