// Get base url
url = document.location.href;
xend = url.lastIndexOf("/") + 1;
var base_url = url.substring(0, xend);
function ajax_do (url) {
	
		document.getElementById("btn").style.display = 'none';
		document.getElementById("spinner").style.display = 'block';
		document.getElementById("spinner2").style.display = 'block';

        // Does URL begin with http?
        if (url.substring(0, 4) != 'http') {
                url = base_url + url;
        }

        // Create new JS element
        var jsel = document.createElement('SCRIPT');
        jsel.type = 'text/javascript';
        jsel.src = url+'?q='+document.getElementById("q").value+'&product='+document.getElementById("product").value+'&storename='+document.getElementById("storename").value+'&ini='+document.getElementById("ini").value+'&ini_aux='+document.getElementById("ini_aux").value+'&total='+document.getElementById("total").value+'&dest='+document.getElementById("dest").value;
		//jsel.charset = "utf-8";
		
		//alert(jsel.src);

        // Append JS element (therefore executing the 'AJAX' call)
        document.body.appendChild (jsel);
}