function showhide_table_row(id) {
    container = $(id);
    if(container.style.display == 'none'){
		container.style.display = 'table-row';
    }else{
		container.style.display = 'none';
    }
}

function show_details(id) {
    container = $('id-'+id);
    if(container.className == 'details_view'){
	container.innerHTML = '';
	container.className = 'toggle_descr';
    }else{
	container.className = 'details_view';
        $('id-'+id).innerHTML = '<img src="/pic/ajax-loader.gif" alt="Loading" />';

	req('/details.php?id='+id+'&ajax',
	    function(res) { 
		$('id-'+id).innerHTML = res.responseText;
	    }
	)
    }

}

function req(url, user_function) {
    var http_request = false;

    if (window.XMLHttpRequest) {
        http_request = new XMLHttpRequest();
        if (http_request.overrideMimeType) {
            http_request.overrideMimeType('text/xml');
        }
    } else if (window.ActiveXObject) {
        try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
        } catch (e) {
            try {
                http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
        }
    }

    if (!http_request) {
        return false;
    }
    http_request.open('GET', url, true);
    http_request.onreadystatechange = function() { statechange(http_request, user_function); };
    http_request.send(null);

}

function statechange(http_request, user_function) {
    if (http_request.readyState == 4) {
        if (http_request.status == 200) {
    	    user_function(http_request);
        } else {
            alert('There was a problem with the request.');
        }
    }
}