// JavaScript Document
function validation()
{
var str=document.subscription.email.value
var filter=/^([\w-]+(?:\.[\w-]+)*)@((?:[\w-]+\.)*\w[\w-]{0,15})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i

	if(document.subscription.first_name.value=="")
	{
	alert("Enter the First Name.");
	document.subscription.first_name.focus();
	return false;
	}
	if(document.subscription.last_name.value=="")
	{
	alert("Enter the Last Name.");
	document.subscription.last_name.focus();
	return false;
	}
	if(document.subscription.email.value=="")
	{
	alert("Enter Your Email-Id.");
	document.subscription.email.focus();
	return false;
	}
	if (filter.test(str))
	{
	testresults=true
	}
	else{
	alert("Please Enter a valid Email-Id.")
	document.subscription.email.focus();
	testresults=false;
	return (testresults)
	}
	
	if(document.subscription.phone.value=="")
	{
	alert("Enter the Phone No.");
	document.subscription.phone.focus();
	return false;
	}
	
	if(document.subscription.phone.value.length>=15)
	{
		alert("Enter the Valid Phone No.");
		document.subscription.phone.focus();
		return false;
	}
}

var numb = "0123456789-";
function numberValidation(t,v)
	{
    var w = "";
    for (i=0; i < t.value.length; i++)
		{
        x = t.value.charAt(i);
        if (v.indexOf(x,0) != -1)
        w += x;
    }
    t.value = w;
}

var alpha = " ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz";
function alphabetsValidation(tt,vv)
	{
    var ww = "";
    for (j=0; j < tt.value.length; j++)
		{
        xx = tt.value.charAt(j);
        if (vv.indexOf(xx,0) != -1)
        ww += xx;
    }
    tt.value = ww;
}