// JScript File

//################################################################################

//###### Project   : Constant contact integration with word press  			######

//###### File Name : gConstantcontact.js            						######

//###### Purpose   : Javascript for constant-contact plugin					######

//###### Date      : June 20th 2009                  						######

//###### Author    : Gopi.R                        							######

//################################################################################



var xmlHttp

function GetXmlHttpObject(handler)

{ 

	var objXmlHttp=null

	if (navigator.userAgent.indexOf("Opera")>=0)

	{

		alert("This page doesn't work in Opera") 

		return 

	}

	if (navigator.userAgent.indexOf("MSIE")>=0)

	{ 

		var strName="Msxml2.XMLHTTP"

		if (navigator.appVersion.indexOf("MSIE 5.5")>=0)

		{

			strName="Microsoft.XMLHTTP"

		} 

		try

		{ 

			objXmlHttp=new ActiveXObject(strName)

			objXmlHttp.onreadystatechange=handler 

			return objXmlHttp

		} 

		catch(e)

		{ 

			alert("Error. Scripting for ActiveX might be disabled") 

			return 

		} 

	} 

	if (navigator.userAgent.indexOf("Mozilla")>=0)

	{

		objXmlHttp=new XMLHttpRequest()

		objXmlHttp.onload=handler

		objXmlHttp.onerror=handler 

		return objXmlHttp

	}

} 

function gConstantcontact(siteurl)

{

	txt_email_newsletter=document.getElementById("gConstantcontact_email");

    if(txt_email_newsletter.value=="")

    {

        alert("Please enter the email address");

        txt_email_newsletter.focus();

        return false;    

    }

	if(txt_email_newsletter.value!="" && (txt_email_newsletter.value.indexOf("@",0)==-1 || txt_email_newsletter.value.indexOf(".",0)==-1))

    {

        alert("Please enter a valid email address.")

        txt_email_newsletter.focus();

        txt_email_newsletter.select();

        return false;

    }

	document.getElementById("gConstantcontact_msg").innerHTML="loading..";

	var date_now=new Date()

    var mynumber=Math.random()

	var url=siteurl+"gCls1.php?txt_email_newsletter="+ txt_email_newsletter.value + "&timestamp=" + date_now + "&action=" + mynumber;

    xmlHttp=GetXmlHttpObject(newchanged)

    xmlHttp.open("GET", url , true)

    xmlHttp.send(null)

	

}



function newchanged() 

{ 

	if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")

	{ 

		if(xmlHttp.responseText=="succ")

		{

			document.getElementById("gConstantcontact_msg").innerHTML="Subscribed successfully";

			document.getElementById("gConstantcontact_email").value="";

		}

		else if(xmlHttp.responseText=="exs")

		{

		    document.getElementById("gConstantcontact_msg").innerHTML="Already exist!";

		}

		else

		{

			document.getElementById("gConstantcontact_msg").innerHTML="Please try after some time!";

			document.getElementById("gConstantcontact_email").value="";

		}

	} 

}