// 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 logincheck()







	{



		if (document.login.email.value=="") {







         alert("Please enter Email");







		document.login.email.focus();







         return (false);







     }







	 if (document.login.password.value=="") {







         alert("Please enter Password");







		document.login.password.focus();







         return (false);







    }







	}	





function verify(e)







 {

  

if (document.form.name.value=="") {







         alert("Please enter your name");







		document.form.name.focus();







         return (false);







     }

	 

  var Phone=document.form.phone



	if ((Phone.value==null)||(Phone.value=="")){

		alert("Please Enter your Phone Number")

		document.form.phone.focus()

		return false

	}

	if (checkInternationalPhone(Phone.value)==false){

		alert("Please Enter a Valid Phone Number")

		document.form.phone.focus()

		return false

	}





if (document.form.email.value != "")







  		{







   			 var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;







    			var address = document.form.email.value;







   				 if(reg.test(address) == false) 







				{







      				alert('Invalid Email Address');







      				document.form.email.focus();







      				return (false);







    			}







  		}

		



	

	  if (document.form.email.value=="") {







        alert("Please enter mail");







		document.form.email.focus();







         return (false);







      }

	 

		

	

	}







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);
}