/**************  Empty field check  *************************/
function isemptyfield(fieldname,msg)
{
	if(trim(fieldname.value)=="")
	{
	alert(msg)	;
	fieldname.value="";
	fieldname.focus();
	return true;
	}
	return false;
}
/******************  Minimum characres check  **********************/
function isminchars(fieldname,msg,charlength)
{
	if(fieldname.value.length<charlength)
	{
	alert(msg)	;
	fieldname.focus();
	return true;
	}
	return false;
}
/******************  Minimum characres check  **********************/
function ismaxchars(fieldname,msg,charlength)
{
	if(fieldname.value.length>charlength)
	{
	alert(msg)	;
	fieldname.focus();
	return true;
	}
	return false;
}

/******************  Check for number start with nonzero  **********************/

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

/******************************  Check Numbers  ***********************************/
function isnumeric(fieldname,msg)
   //  check for valid numeric strings 
   {
   var strValidChars = "0123456789";   //  Valid Characters 
   var strString=fieldname.value;
   var strChar;
   var blnResult = true;
   //  test strString consists of valid characters listed above
   for (i = 0; i < strString.length && blnResult == true; i++)
      {
      strChar = strString.charAt(i);
      if (strValidChars.indexOf(strChar) == -1)
         {
			alert(msg)	;
			fieldname.focus(); 
         	blnResult = false;
         }
      }
   return blnResult;
   }	

	/***************************  Validation for Phone Number******************/
// Declaring required variables
var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()-.";
// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 7;
var maxDigitsInIPhoneNumber = 12;

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 trim(s)
{   var i;
    var returnString = "";
    // Search through string's characters one by one.
    // If character is not a whitespace, append to returnString.
    for (i = 0; i < s.length; i++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (c != " ") returnString += c;
    }
    return returnString;
}
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++)
    {   
        // Check that current character isn't whitespace.
        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 <= maxDigitsInIPhoneNumber);
}

//========================   start functions for Phone check =======

var digits = "0123456789";
// non-digit characters which are allowed in phone numbers
var phoneNumberDelimiters = "()- ";
// characters which are allowed in international phone numbers
// (a leading + is OK)
var validWorldPhoneChars = phoneNumberDelimiters + "+";
// Minimum no of digits in an international phone no.
var minDigitsInIPhoneNumber = 10;

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++)
    {   
        // Check that current character isn't whitespace.
        var c = s.charAt(i);
        if (bag.indexOf(c) == -1) returnString += c;
    }
    return returnString;
}

//========================   end functions for Phone check =======
//========================   start functions for Phone check =======

function isValidEmail(email, required) {
    if (required==undefined) {   // if not specified, assume it's required
        required=true;
    }
    if (email==null) {
        if (required) {
            return false;
        }
        return true;
    }
    if (email.length==0) {  
        if (required) {
            return false;
        }
        return true;
    }
    if (! allValidChars(email)) {  // check to make sure all characters are valid
        return false;
    }
    if (email.indexOf("@") < 1) { //  must contain @, and it must not be the first character
        return false;
    } else if (email.lastIndexOf(".") <= email.indexOf("@")) {  // last dot must be after the @
        return false;
    } else if (email.indexOf("@") == email.length) {  // @ must not be the last character
        return false;
    } else if (email.indexOf("..") >=0) { // two periods in a row is not valid
	return false;
    } else if (email.indexOf(".") == email.length) {  // . must not be the last character
	return false;
    }
    return true;
}

function allValidChars(email) {
  var parsed = true;
  var validchars = "abcdefghijklmnopqrstuvwxyz0123456789@.-_";
  for (var i=0; i < email.length; i++) {
    var letter = email.charAt(i).toLowerCase();
    if (validchars.indexOf(letter) != -1)
      continue;
    parsed = false;
    break;
  }
  return parsed;
}
//========================   end functions for email check =======



function check_empty_contact(form1)        //----------- for contact us --------
{
	if(document.form1.name.value=="")
	{
		  alert('Please enter your name');
		  document.form1.name.focus();
		  return false;
	}
	
	if(document.form1.email.value=="")
	   {
		  alert('Please enter email address');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
        return false;
    }
	if(document.form1.additional_info.value=='')
	{
	alert('Plz. Enter the detailed description');
	document.form1.additional_info.focus();
	return false;
	}
	
	if(document.form1.comment.value=="")
	{
		  alert('Please enter comment');
		  document.form1.comment.focus();
		  return false;
	}
	if(document.form1.mcspvalue.value=="")
	{
		  alert('Please enter security code');
		  document.form1.mcspvalue.focus();
		  return false;
	}

return true;	
}




function check_empty_logo(form1)			//----------- for logo design order --------
{
	if(document.form1.name.value=="")
	{
		  alert('Please enter your name.');
		  document.form1.name.focus();
		  return false;
	}
	
if(document.form1.email.value=="")
	   {
		  alert('Please enter email address.');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
		document.form1.email.focus();
        return false;
    }

var Phone=document.form1.phone;
	
  if(isemptyfield(Phone,"Please enter your Phone Number")==true )
	{
	 return false;
	}
	else if (checkInternationalPhone(Phone.value)==false){
		alert("Please enter a valid phone number\n eg- 324-223-3333");
		Phone.value="";
		Phone.focus();
		return false;
	}

	if(document.form1.comment.value=="")
	{
		  alert('Please enter your comment.');
		  document.form1.comment.focus();
		  return false;
	}

	if(document.form1.mcspvalue.value=="")
	{
		  alert('Please enter security code.');
		  document.form1.mcspvalue.focus();
		  return false;
	}
return true;
}


function check_empty(form1)
{
	if(document.form1.company.value=="")
	{
		alert("Please enter company name");
		document.form1.company.focus();
		return false;
	}
	/*if(document.form1.address1.value=="")
	{
		alert("Please enter address");
		document.form1.address1.focus();
		return false;
	}*/
	if(document.form1.city.value=="")
	{
		alert("Please enter city");
		document.form1.city.focus();
		return false;
	}
	
	if(document.form1.state.value=="")
	{
		alert("Please enter state name");
		document.form1.state.focus();
		return false;
	}
	
	if(document.form1.country.value=="")
	{
		alert("Please enter country name");
		document.form1.country.focus();
		return false;
	}
	
	if(document.form1.name.value=="")
	{
		alert("Please enter contact name ");
		document.form1.name.focus();
		return false;
	}
	
	var Phone=document.form1.phone;
	
	 if(isemptyfield(Phone,"Please enter your Phone Number")==true )
	{
	 return false;
	}
	else if (checkInternationalPhone(Phone.value)==false){
		alert("Please enter a valid phone number\n eg- 324-223-3333");
		Phone.value="";
		Phone.focus();
		return false;
	}

	if(document.form1.email.value=="")
	   {
		  alert('Please enter email address');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
		 document.form1.email.focus();
        return false;
    }
	if(document.form1.business_nature.value=="")
	{
		alert("Please describe your company or organization");
		document.form1.business_nature.focus();
		return false;
	}
	if(document.form1.requirement.value=="")
	{
		alert("Please describe your requirements and goals");
		document.form1.requirement.focus();
		return false;
	}
	if(document.form1.day1.value==false)
	{
		alert("Please select start day");
		document.form1.day1.focus();
		return false;
	}
	if(document.form1.month1.value==false)
	{
		alert("Please select start month");
		document.form1.month1.focus();
		return false;
	}
	if(document.form1.year1.value==false)
	{
		alert("Please select start year");
		document.form1.year1.focus();
		return false;
	}

	if(document.form1.day2.value==false)
	{
		alert("Please select end day");
		document.form1.day2.focus();
		return false;
	}
		
	if(document.form1.month2.value==false)
	{
		alert("Please select end month");
		document.form1.month2.focus();
		return false;
	}
	

	if(document.form1.year2.value==false)
	{
		alert("Please select end year");
		document.form1.year2.focus();
		return false;
	}

return true;

}



function check_empty_ecom(form1)
{
	
	if(document.form1.name.value=="")
	{
		  alert('Please enter name');
		  document.form1.name.focus();
		  return false;
	}
	

	if(document.form1.email.value=="")
	   {
		  alert('Please enter email address');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
		 document.form1.email.focus();
		return false;
    }
	
	if(document.form1.dev_message.value=="")
	{
		  alert('Please enter message');
		  document.form1.dev_message.focus();
		  return false;
	}
	
	if(document.form1.mcspvalue.value=="")
	{
		  alert('Please enter security code');
		  document.form1.mcspvalue.focus();
		  return false;
	}

return true;	
}

function check_empty2(form1)								//----------- for ecom request --------
{
	if(document.form1.name.value=="")
	{
		  alert('Please enter your name');
		  document.form1.name.focus();
		  return false;
	}
	if(document.form1.email.value=="")
	   {
		  alert('Please enter email address');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
		document.form1.email.focus();
        return false;
    }

	if(document.form1.mcspvalue.value=="")
	{
		  alert('Please enter security code');
		  document.form1.mcspvalue.focus();
		  return false;
	}

return true;
}
function check_empty_off(form1)								//----------- for ecom request --------
{
	if(document.form1.name.value=="")
	{
		  alert('Please enter your name');
		  document.form1.name.focus();
		  return false;
	}
	if(document.form1.email.value=="")
	   {
		  alert('Please enter email address');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
		document.form1.email.focus();
        return false;
    }

	if(document.form1.additional_info.value=="")
	{
		  alert('Please enter detailed description');
		  document.form1.additional_info.focus();
		  return false;
	}

	if(document.form1.mcspvalue.value=="")
	{
		  alert('Please enter security code');
		  document.form1.mcspvalue.focus();
		  return false;
	}

return true;
}

                                                               /* start request seo proposal*/
function check_empty_request(form1)
{
	if(document.form1.fname.value=="")
	{
		  alert('Please enter your first name');
		  document.form1.fname.focus();
		  return false;
	}
	if(document.form1.lname.value=="")
	{
		  alert('Please enter your last name');
		  document.form1.lname.focus();
		  return false;
	}

	if(document.form1.email.value=="")
	   {
		  alert('Please enter email address');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
		document.form1.email.focus();
        return false;
    }

	var Phone=document.form1.phone;
	
	 if(isemptyfield(Phone,"Please enter your Phone Number")==true )
	{
	 return false;
	}
	else if (checkInternationalPhone(Phone.value)==false){
		alert("Please enter a valid phone number\n eg- 324-223-3333");
		Phone.value="";
		Phone.focus();
		return false;
	}


	if(document.form1.url.value=="")
	{
		  alert('Please enter website URL');
		  document.form1.url.focus();
		  return false;
	}

	if(document.form1.comment.value=="")
	{
		  alert('Please enter comment');
		  document.form1.comment.focus();
		  return false;
	}

	if(document.form1.security_code.value=="")
	{
		  alert('Please enter security code');
		  document.form1.security_code.focus();
		  return false;
	}
return true;


}
                                                         /* End request seo proposal*/



										/* start seo-outsourcing*/

function check_empty_seo(form1)
{

if(document.form1.name.value=="")
	{
		  alert('Please enter your name');
		  document.form1.name.focus();
		  return false;
	}
	var Phone=document.form1.phone;
	
		if ((Phone.value==null)||(Phone.value=="")){
		alert("Please Enter your Phone Number");
		Phone.focus();
		return false;
	}
	else if (checkInternationalPhone(Phone.value)==false){
		alert("Please enter a valid phone number\n eg- 324-223-3333");
		Phone.value="";
		Phone.focus();
		return false;
	}
	if(document.form1.email.value=="")
	   {
		  alert('Please enter email address');
		  document.form1.email.focus();
		  return false;
	   }
	else if(! isValidEmail(document.form1.email.value)) 
	 {
        alert("Please enter a valid email address");
		document.form1.email.focus();
        return false;
    }
	if(document.form1.url.value=="")
	{
		  alert('Please enter website URL');
		  document.form1.url.focus();
		  return false;
	}
	if(document.form1.comment.value=="")
	{
		  alert('Please enter comment');
		  document.form1.comment.focus();
		  return false;
	}

	if(document.form1.security_code.value=="")
	{
		  alert('Please enter security code');
		  document.form1.security_code.focus();
		  return false;
	}
return true;

}
															/* end seo-outsourcing*/