function ale()
{
    alert('Added to cart successfully :)');
}
function ope()
{
    window.open('payment form.html','_blank');
}
function validate()
{
    var firstn = document.getElementById('fname').value;
    var email1 = document.getElementById('email1').value ;
    var mobile = document.getElementById('mobile').value ;
    var pin = document.getElementById('pincode').value ;
    var cvv = document.getElementById('cvv').value ;
    var cnumber = document.getElementById('cnumber').value ;




    var fnamecheck = /^[A-Za-z ]{3,30}$/ ;
    var emailcheck = /^[A-Za-z0-9_.]{3,}@[A-Za-z0-9]{3,}[.]{1}[A-Za-z.]{3,30}$/ ;
    var mobicheck = /^[6,7,8,9][0-9]{9}$/ ;
    var pincheck = /^[0-9]{6}$/ ;
    var cvvcheck = /^[0-9]{3}$/ ;
    var cnumbercheck = /^[0-9]{16}$/ ;



    if(fnamecheck.test(firstn)){
        document.getElementById('errorname').innerHTML=" ";
    }else{
        document.getElementById('errorname').innerHTML="Please enter the correct user name";
        return false ;
    }

    if(emailcheck.test(email1)){
        document.getElementById('erroremail1').innerHTML=" ";
    }else{
        document.getElementById('erroremail1').innerHTML="Please enter the correct email id";
        return false ;
    }
    if(mobicheck.test(mobile)){
        document.getElementById('errormobi').innerHTML=" ";
    }else{
        document.getElementById('errormobi').innerHTML="Please enter the correct Contact Number";
        return false ;
    }
    if(pincheck.test(pin)){
        document.getElementById('errorpin').innerHTML=" ";
    }else{
        document.getElementById('errorpin').innerHTML="Please enter the correct Contact Number";
        return false ;
    }
    if(cvvcheck.test(cvv)){
        document.getElementById('errorcvv').innerHTML=" ";
    }else{
        document.getElementById('errorcvv').innerHTML="Please enter the correct CVV Number";
        return false ;
    }
    if(cnumbercheck.test(cnumber)){
        document.getElementById('errorcnumber').innerHTML=" ";
    }else{
        document.getElementById('errorcnumber').innerHTML="Please enter the correct Card Number";
        return false ;
    }

}