var isIE = false;
var doc = "document.";
var st = ""; 

if(navigator.appName == "Microsoft Internet Explorer")	{ doc += "all."; st=".style"; isIE=true; }

function validate(obj,lng){
var InvalidMsg = "What you have inserted in the text field is not looking like a valid E-Mail address!";
var DefaultValue = "Enter your e-mail address";
var hndInvalidMsg = "जो आपने लिखा है वह सही ई-मेल पता प्रतीत नहीं हो रहा!\n\nPlease enter a valid E-Mail address!";
var hndDefaultValue = "अपना ई-मेल पता यहाँ लिखें";
	if(lng=="Hindi"){
		InvalidMsg = hndInvalidMsg;
		DefaultValue = hndDefaultValue;
	}
	if(obj.value==''){
		if(lng=="Hindi") obj.className = "hindi";
		obj.value=DefaultValue;
	}
	else
		if(obj.value.indexOf('@')<0 || obj.value.indexOf('.')<0){
			alert(InvalidMsg);
			obj.select();
		}
}