var last_letter;
/*
This function hides the artists display list
*/
function hide_artists() {
        $("#artist_list").slideUp();
        $("#close_btn").hide();
}

function artist_switch(letter) {
        rel = $("#artist_list").attr("rel");
        if (rel == "toggle") {
                $("#artist_list").slideDown();
                $("#close_btn").show();
        }
        //if letter is not set do not continue;
        if (letter == undefined || letter == "") {
                letter = "A";
        }
        
        //Get the sort type. IE does not like the variable sort_type
        st = $("[name=sort_type]:checked").val();
        url = "region="+REGION;
        if (letter != "all") {
                url += "&letter="+letter+"&sort_type="+st;
        }
        else if (last_letter == "all"){
                document.getElementById("artist").checked = true;
        }
        $.ajax({
        type:"POST",
        data:url,
        url:"/themes/artistgallery/ajax/display/roster.php",
        success: function(msg) {
                $("#artist_list").html(msg);
                //$("#artist_list").css({"left":"-100px", "position":"absolute"}).html(msg);

        }
        })
        last_letter = letter;
        return false;
}