function ValidateNumber (objTxtBox)
{
	var digits="0123456789";
	//var txt;
	//txt = objTxtBox.value;
	
	for (var i=0;i<objTxtBox.value.length;i++)
{
  temp=objTxtBox.value.substring(i,i+1)
  if (digits.indexOf(temp)==-1)
 {
   alert("Invalid input. Use of numbers only '0123456789'.");
   objTxtBox.focus();
   return false;
 } 
} 
  return true;	
}
function ValidateEmail(objEmail)
{

	var txt;
	txt= objEmail.value;
	if( !ValidateString( txt, 1,50 ) ) 
	{
		alert( "Email must have length from 1 to 50 characters.");
		objEmail.focus();
		return false;
	}
	if (txt.indexOf("@")<1)
	{
		alert("The E-mail Address you entered is invalid. Please re-enter your E-mail Address.");
		objEmail.focus();
		return false;
	}	
	if (txt.indexOf(".")<1)
	{
		alert("The E-mail Address you entered is invalid. Please re-enter your E-mail Address.");
		objEmail.focus();
		return false;
	}		
	return true;
}
function ValidateString( s, iMinLen, iMaxLen )
{
	if( (s.length <= iMaxLen) && ( s.length >= iMinLen ))
		return true;
	else
		return false;
}

function popbrowser(URL)
{
    popup=window.open(URL,"_blank" ,"WIDTH=800,HEIGHT=600,resizable=1,left=100,top=10,scrollbars=1,status=0,toolbar=1");
}

function makeArray(len) 
        {       for (var i = 0; i < len; i++)
                {       this[i] = null
                }
                this.length = len
        }


// array of day names

        var daynames = new makeArray(7)
        daynames[0] = "Sunday"
        daynames[1] = "Monday"
        daynames[2] = "Tuesday"
        daynames[3] = "Wednesday"
        daynames[4] = "Thursday"
        daynames[5] = "Friday"
        daynames[6] = "Saturday"
        

// array of month names

        var monthnames = new makeArray(12)
        monthnames[0] = "January"
        monthnames[1] = "February"
        monthnames[2] = "March"
        monthnames[3] = "April"
        monthnames[4] = "May"
        monthnames[5] = "June"
        monthnames[6] = "July"
        monthnames[7] = "August"
        monthnames[8] = "September"
        monthnames[9] = "October"
        monthnames[10] = "November"
        monthnames[11] = "December"


// define date variables

        var now = new Date()
        var day = now.getDay()
        var month = now.getMonth()
        var year = now.getYear()
        var date = now.getDate()        
        
     
// write date

        function writeDate()
        {                              
            document.write( daynames[day] + " " + monthnames[month] + " " + date + ", " + 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 == 2 )
	{
		strYear = "20" + strYear;
		year += 2000;
	}
	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
}
        
function IsPhone(sTmp)
{
	var i,nMatch;
	nMatch = 0
	for(var i=0; i<sTmp.length; i++) 
	{ 
	        var c = sTmp.charAt(i); 
        	        if (((c >= "0") && (c <= "9"))) 
		nMatch++;
	}
	if( nMatch < 10 )
		return false;
	return true; 
}