// JavaScript Document
 function openwindow(name)
{
window.open ("http://nikeshyadav.com/chat/index1.php?name="+name,"mywindow","location=0,status=0,scrollbars=0,width=700");									 
}
									 
									 
function validate(){
var email=document.getElementById('emailid').value;
var name1 = document.getElementById('niname').value;
var reg = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
if(email==''){
alert('Please Enter EmailId.');
return false;
}
if(reg.test(email) == false) {
alert('Invalid Email Address');
return false;
}

if(name1 == ''){
alert('Please Enter Nickname.');
return false;
}

openwindow(name1);
document.getElementById('emailid').disabled = 'true';
document.getElementById('niname').disabled = 'true';
return false;
}