function validate1(frm)
{
 occasion = frm.occasion;
 date = frm.date;
 name = frm.name;
 /*company = frm.company;*/
 Phone = frm.phone;
 email = frm.email;
 zip = frm.zip;
 
 
 err_flag = 0;
 if (occasion.value == "" || !removeSpaces(occasion.value))
  {
   alert ("Message box should not be blank!");
   occasion.focus();
   occasion.value="";
   return false; 
  }
 else if (date.value == ""){
		alert("Please prvoide proper date")
		date.focus();
		return false
	}else if(!isDate(date.value)){
	   date.focus();
	   return false; 
  }
  
  else if (name.value == "" || !removeSpaces(name.value))
  {
   alert ("Please enter proper Name!");
   name.focus();
   name.value="";
   return false; 
  }
  
  /*else  if (company.value == "" || !removeSpaces(company.value))
  {
   alert ("Please enter company Name!");
   company.focus();
   company.value="";
   return false; 
  }*/
  
  else if (Phone.value == "" || !checkInternationalPhone(Phone.value))
   {
   alert ("Please enter proper phone number!");
   Phone.focus();
   Phone.value="";
   return false; 
  }
  else if (email.value == "" || !validate_email(email.value))
   {
   alert ("Please enter proper Email!");
   email.focus();
   email.value="";
   return false; 
  }
  
  /*else if (zip.value == "" || !validateZIP(zip.value))
   {
   alert ("Please enter proper zip code!");
   zip.focus();
   zip.value="";
   return false; 
  }*/
  
 }

function validate_email(e)
{
 var str=e;
 var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i

 if (!filter.test(str))
  return false;
 else
  return true;
}

function removeSpaces(string) {
 var tstring = "";
 string = '' + string;
 splitstring = string.split(" ");
 for(i = 0; i < splitstring.length; i++)
 tstring += splitstring[i];
 return tstring;
}


/*validation of phone number*/

var digits = "0123456789";

var phoneNumberDelimiters = "()- ";
/*)*/
var validWorldPhoneChars = phoneNumberDelimiters + "+";

var minDigitsInIPhoneNumber = 10;

function isInteger(s)
{   var i;
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    
    return true;
}
function trim(s)
{   var i;
    var returnString = "";    
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (c != " ") returnString += c;
    }
    return returnString;
}
function stripCharsInBag(s, bag)
{   var i;
    var returnString = "";
    for (i = 0; i < s.length; i++)
    {   
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

function checkInternationalPhone(strPhone){
var bracket=3
strPhone=trim(strPhone)
if(strPhone.indexOf("+")>1) return false
if(strPhone.indexOf("-")!=-1)bracket=bracket+1
if(strPhone.indexOf("(")!=-1 && strPhone.indexOf("(")>bracket)return false
var brchr=strPhone.indexOf("(")
if(strPhone.indexOf("(")!=-1 && strPhone.charAt(brchr+2)!=")")return false
if(strPhone.indexOf("(")==-1 && strPhone.indexOf(")")!=-1)return false
s=stripCharsInBag(strPhone,validWorldPhoneChars);
return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}

function ValidateForm(){
	var Phone=document.frmSample.txtPhone
	
	if ((Phone.value==null)||(Phone.value=="")){
		alert("Please Enter your Phone Number")
		Phone.focus()
		return false
	}
	if (checkInternationalPhone(Phone.value)==false){
		alert("Please Enter a Valid Phone Number")
		Phone.value=""
		Phone.focus()
		return false
	}
	return true
 }
 
 /*Validation of zip code*/
 
/*function validateZIP(field) {
var valid = "0123456789-";
var hyphencount = 0;

if (field.length!=6 && field.length!=10) {
alert("Please enter your 6 digit zip code.");
return false;
}
for (var i=0; i < field.length; i++) {
temp = "" + field.substring(i, i+1);
if (temp == "-") hyphencount++;
if (valid.indexOf(temp) == "-1") {
alert("Invalid characters in your zip code.  Please try again.");
return false;
}
if ((hyphencount > 1) || ((field.length==10) && ""+field.charAt(6)!="-")) {
alert("The hyphen character should be used with a properly formatted 6 digit+four zip code, like '123456'.   Please try again.");
return false;
   }
}
return true;
}*/

/* Validation of occasion textbox*/

var count1 = "1000";   //Example: var count = "175";
function limitedtext(id){

var tex1 = document.getElementById(id).value;
var len1 = tex1.length;
if(len1 > count1){
        tex1 = tex1.substring(0,count1);
        document.getElementById(id).value =tex1;
        return false;
}
return true;
}


/*Validation of date*/

var dtCh= "/";
var minYear=1900;
var maxYear=2100;

function isInteger(s){
	var i;
    for (i = 0; i < s.length; i++){   
        var c = s.charAt(i);
        if (((c < "0") || (c > "9"))) return false;
    }
    return true;
}

function stripCharsInBag(s, bag){
	var i;
    var 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){
	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
}