// JavaScript Document
var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
var regex= /^([0]{1})([9]{1})([234789]{1})([0-9]{8})+$/;
var idfilter = /^([A-Z]{1})([0-9]{6})/;
var phone= /^[\d]+$/;

function echeck(str)
{
		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail Address")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail Address")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid Address")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail Address")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail Address")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail Address")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail Address")
		    return false
		 }

 		 return true;					
}
///////////////////////////////////////////////////////////////////////////////////////////////////////////////////

function IsNumeric(strString)
   //  check for valid numeric strings	
   {
   var strValidChars = "0123456789.-";
   var strChar;
   var blnResult = true;

   if (strString.length == 0) return false;

   //  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)
         {
         blnResult = false;
         }
      }
   return blnResult;
   }

////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

function check_usphone(phonenumber,useareacode)
{
if(!useareacode)useareacode=1;
if((phonenumber.match(/^[ ]*[(]{0,1}[ ]*[0-9]{3,3}[ ]*[)]{0,1}[-]{0,1}[ ]*[0-9]{3,3}[ ]*[-]{0,1}[ ]*[0-9]{4,4}[ ]*$/)==null) && ((useareacode!=1) && (phonenumber.match(/^[ ]*[0-9]{3,3}[ ]*[-]{0,1}[ ]*[0-9]{4,4}[ ]*$/)==null))) return false;
return true;
} 
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////

// 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 = 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 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 >= minDigitsInIPhoneNumber);
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////


function validate_contactus()
	{
		var email = document.getElementById('email');
		var phno=document.getElementById('mobile').value;
		
		
		if(document.getElementById('name').value == '')
			{
				alert('Enter your name.');	
				document.getElementById('name').focus(); 
				return false;
	 		}
			else if(document.getElementById('email').value == '')
			{
				alert('Enter your Email Id .');	
				document.getElementById('email').focus(); 
				return false;
			}
		else if (!filter.test(email.value))
			{
				alert('Please provide a valid email address');
				email.focus;
				return false;
			}
        	
		else if(document.getElementById('mobile').value == '')
			{
				alert('Enter Contact No..');	
				document.getElementById('mobile').focus(); 
				return false;
			}
		else if(!phone.test(phno)) 
    		{ 
           alert(" Enter valid Contact number "); 
		   phno.focus;
		   return false;
   			 }
			 
		else if(document.getElementById('address').value == '')
			{
				alert('Enter your Address.');	
				document.getElementById('address').focus(); 
				return false;
			}
		else if(document.getElementById('contact').value == '')
			{
				alert('Enter the Contact reason.');	
				document.getElementById('contact').focus(); 
				return false;
			}
		else
			{
				return true;
			}
	}
	////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
	
	function validate_quote()
	{
		var email = document.getElementById('email');
		var phno=document.getElementById('mobile').value;
		
		if(document.getElementById('name').value == '')
			{
				alert('Please Write your name.');	
				document.getElementById('name').focus(); 
				return false;
	 		}
			else if(document.getElementById('email').value == '')
			{
				alert('Please Write your Email Id .');	
				document.getElementById('email').focus(); 
				return false;
			}
		else if (!filter.test(email.value))
			{
				alert('Please provide a valid email address');
				email.focus;
				return false;
			}
        	
		else if(document.getElementById('mobile').value == '')
			{
				alert('Please Write Contact No..');	
				document.getElementById('mobile').focus(); 
				return false;
			}
		else if(!phone.test(phno)) 
    		{ 
           alert(" Enter valid Contact number "); 
		   phno.focus;
		   return false;
   			 }
			 
		else if(document.getElementById('title').value == '')
			{
				alert('Please Write your Project Title.');	
				document.getElementById('title').focus(); 
				return false;
			}
		else if(document.getElementById('desc').value == '')
			{
				alert('Please Write the Project Description.');	
				document.getElementById('desc').focus(); 
				return false;
			}
		else
			{
				return true;
			}
	}
/////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////

function validate_userlogin()
{
if(document.getElementById('nametxt').value == '')
		{
			alert('Enter User Id.');	
			document.getElementById('nametxt').focus(); 
			return false;
		}
	else if(document.getElementById('passeordtxt').value == '')
		{
			alert('Enter the Password.');	
			document.getElementById('passeordtxt').focus(); 
			return false;
		}
	else
	{
		return true;
	}
}
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////