// JavaScript Document

var filter = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/;
var regex= /^([0]{1})([9]{1})([23456789]{1})([0-9]{8})+$/;
var idfilter = /^([A-Z]{1})([0-9]{6})/;
var phone= /^[\d]+$/;
//reloads the window if Nav4 resized
<!--

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

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 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;
} 
//////////////////////////////////////////////////////////////////////////////////////////////////////////////////




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

function IsNumeric(strString) //  check for valid numeric strings	
{
	if(!/\D/.test(strString)) return true;//IF NUMBER
	else if(/^\d+\.\d+$/.test(strString)) return true;//IF A DECIMAL NUMBER HAVING AN INTEGER ON EITHER SIDE OF THE DOT(.)
	else return false;
}

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

// 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 isFloat(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 validate_contact()
{
	var emailadd = document.getElementById('email');
	
	if(document.getElementById('name').value =='')
	{
		alert('Please Enter Your Name');
		document.getElementById('name').focus();
		return false;
	}
	else if(document.getElementById('email').value =='')
	{
		alert('Please Enter Email');
		document.getElementById('email').focus();
		return false;
	}
	else if (echeck(emailadd.value)==false)
	{
		emailadd.value="";
		emailadd.focus();
		return false;
	}	
	else if(document.getElementById('enquiry').value =='')
	{
		alert('Please enter your message.');
		document.getElementById('enquiry').focus();
		return false;
	}	
	else
	{
		return true;
	}	
}

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