var news_timer = 0;
var news_left = 0;
var news_max_left = 400;
var popup = 0;

function newsletter_slide() {
	if (news_left<news_max_left) {
		news_left += 10;
		popup.style.left = news_left+'px';
	} else {
		clearInterval(news_timer);
		news_timer = 0;
	}
}
function newsletter_close() {
	popup.style.display = 'none';
	news_left = 0;
}
function newsletter_submit()
{
	var news_email = document.getElementById('news_email').value;
	if (!news_email) {
		alert('Please give your email.');
		return 0;
	}
	var params = "news_email="+news_email;
	var ajaxRequest;  // The variable that makes Ajax possible!	
	try{
		// Opera 8.0+, Firefox, Safari
		ajaxRequest = new XMLHttpRequest();
	} catch (e){
		// Internet Explorer Browsers
		try{
			ajaxRequest = new ActiveXObject("Msxml2.XMLHTTP");
		} catch (e) {
			try{
				ajaxRequest = new ActiveXObject("Microsoft.XMLHTTP");
			} catch (e){
				// Something went wrong
				alert("Your browser broke!");
				return 0;
			}
		}
	}
	ajaxRequest.onreadystatechange = function(){
		if(ajaxRequest.readyState == 4){
			popup.innerHTML = ajaxRequest.responseText+'<p><a href="javascript:void(0);" onclick="newsletter_close()">close</a></p>';
		}
	}
	ajaxRequest.open("POST", "add_newsletter.php", true);
	ajaxRequest.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
	ajaxRequest.setRequestHeader("Content-length", params.length);
	ajaxRequest.setRequestHeader("Connection", "close")
	ajaxRequest.send(params); 
}


function newsletter_init() {
		popup = document.getElementById('popup_newsletter');
		popup.innerHTML = '';
		var htmlstr = '<table cellspacing="5" cellpadding="0">';
		htmlstr += '<tr><td><h1>Newsletter</h1></td>';
		htmlstr += '<td align="right"><a href="javascript:void(0);" onclick="newsletter_close()">close</a></td></tr>';
		htmlstr += '<tr><td colspan="2">';
				htmlstr += '<p>Receive our weekly newsletter of new template designs, special offers and free resource papers by adding your email at the box below.</p>';
		htmlstr += '</td></tr>';
		htmlstr += '<tr><td>Email Address:</td><td><input type="text" name="email" id="news_email" /></td></tr>';
		htmlstr += '<tr><td></td><td><input type="button" value="Join Now" onclick="newsletter_submit()" /></td></tr>';
		htmlstr += '</table>';
		popup.innerHTML += htmlstr;
		popup.style.display = 'block';
		news_timer = setInterval('newsletter_slide()',1);
	}