// 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 = 8;

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 true
	if(strPhone.indexOf("(")==-1 && strPhone.indexOf(")")!=-1)return true
	s=stripCharsInBag(strPhone,validWorldPhoneChars);
	return (isInteger(s) && s.length >= minDigitsInIPhoneNumber);
}

function isValidURL(url) 
{
	var urlRegxp = /^(http:\/\/|https:\/\/){1}/;
//		var urlRegxp = /^(http:\/\/www.|https:\/\/www.){1}([\w]+)(.[\w]+){1,2}$/;
	if (urlRegxp.test(url) != true)
		 {
		return false;
		} else {
			return true;
			}
	}  
	
function isEmpty(s)
{
return((s==null)||(s.length==0));	
}

function emailcheck(str) {
	var at="@"
	var dot="."
	var lat=str.indexOf(at)
	var lstr=str.length
	var ldot=str.indexOf(dot)
	if (str.indexOf(at)==-1){
	
	  return false
	}
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
	
	  return false
	}
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
	
	   return false
	}
	if (str.indexOf(at,(lat+1))!=-1){
	
	   return false
	}
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
	
	   return false
	}
	if (str.indexOf(dot,(lat+2))==-1){
	
	   return false
	}
	if (str.indexOf(" ")!=-1){
		
	   return false
	}
}


function IsNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
}


function validate_get_touch() {
	
	var error = 0 ;
	var fname = jQuery("#name").val();
	var email = jQuery("#email").val();
	var telephone = jQuery("#phone").val();
	//var reqServices = jQuery("#reqServices").val();
	var message = jQuery("#message").val();
	
	
	if(isEmpty(fname)) {
		jQuery("#fname_div").addClass('notification-input ni-error');
		jQuery('#fname_div').html('Required...');
		error=1;
	} else {
		jQuery("#fname_div").removeClass('notification-input ni-error');
		jQuery('#fname_div').html('');
	}


	if(isEmpty(email)) {		
		jQuery("#email_div").addClass('notification-input ni-error');
		jQuery("#email_div").text('Required...');
		error=1;
	} else {
		if (emailcheck(document.getElementById("email").value)==false)
			   {
				jQuery("#email_div").addClass('notification-input ni-error');
				jQuery("#email_div").text('Required...');
					error=1;
			   }
		else		
		{		
			jQuery("#email_div").removeClass('notification-input ni-error');
			jQuery("#email_div").text('');
		}
	}
	
/*	if(isEmpty(telephone)) {	
		jQuery("#telephone_div").addClass('notification-input ni-error');
		jQuery("#telephone_div").text('Required...');
		error=1;
	}
	else
	{
	if (checkInternationalPhone(telephone)==false) {
		jQuery("#telephone_div").addClass('notification-input ni-error');
		jQuery("#telephone_div").text('Required...');
		error=1;
		} else {
		jQuery("#telephone_div").removeClass('notification-input ni-error');
		jQuery("#telephone_div").text('');
		
		}
	}*/
	/*if(isEmpty(reqServices)) {
		jQuery("#reqServices_div").addClass('notification-input ni-error');
		jQuery('#reqServices_div').html('Please enter require services.');
		error=1;
	} else {
		jQuery("#reqServices_div").removeClass('notification-input ni-error');
		jQuery('#reqServices_div').html('');
	} */
	
if(isEmpty(message)) {
		jQuery("#message_div").addClass('notification-input ni-error');
		jQuery('#message_div').html('Required...');
		error=1;
	} else {
		jQuery("#message_div").removeClass('notification-input ni-error');
		jQuery('#message_div').html('');
	}


	
	if(error==1) return false;
	else return true;	


}