function valOnlineUsr(frm) { 




if(frm.txtName.value=="" ) 
{
alert('Name is required...'); 
frm.txtName.focus(); 
return false 
}
if(frm.txtMobile.value=="")
{
alert('Mobile Number is required...'); 
frm.txtMobile.focus();
return false 
}
var Phone=frm.txtMobile
	
	if (checkInternationalPhone(Phone.value)==false){
		alert("Please Enter a Valid Phone Number and Mobile Number 0 or +91 is not allowed")
		Phone.value=""
		Phone.focus()
		return false
	}
if(frm.txtMobile.value.charAt(0)=="0" || frm.txtMobile.value.charAt(0)=="+91")  
{
alert('Mobile Number 0 or +91 is not allowed'); 
frm.txtMobile.focus();
return false 
}
if(frm.txtEmail.value=="Email" || frm.txtEmail.value=="") 
{
alert('Email is required..'); 
frm.txtEmail.focus();
return false
}
else if(!(frm.txtEmail.value=="Email" || frm.txtEmail.value==""))

if (!(/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,3})+$/.test(frm.txtEmail.value)))
{
alert("Invalid E-mail Address! Please re-enter.")
frm.txtEmail.focus();
return false
}
if(frm.txtCity.value=="Location" || frm.txtCity.value=="")
{
alert('Ciry is required...'); 
frm.txtCity.focus();
return false 
} 
return true;
}   



function isNumberKey(evt)
{
var charCode = (evt.which) ? evt.which : event.keyCode
if (charCode > 31 && charCode != 45 && charCode != 40 && charCode != 41 && (charCode < 48 || charCode > 57))
return false;

return true;        

}


 
/**
 * DHTML phone number validation script. Courtesy of SmartWebby.com (http://www.smartwebby.com/dhtml/)
 */

// 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);
}