/* vim: set expandtab tabstop=4 shiftwidth=4: */

var browserVersion = parseInt(navigator.appVersion);
var isNetscape = navigator.appName.indexOf("Netscape") != -1;
var isIE = navigator.appName.indexOf("Microsoft") != -1;
var agent = navigator.userAgent.toLowerCase();
var isWindows = agent.indexOf("win") != -1;
var isMac = agent.indexOf("mac") != -1;
var isNix = agent.indexOf("X11") != -1;

function doConfirm(text)
{
    var val = confirm(text);
    return (!val) ? false : true;
}

function pageNav (increment) {
	var form = document.getElementById('pageNavForm');
    if (increment == "next") {
        form.pageNum.value++;
    } else if (increment == "prev") {
        form.pageNum.value--;
    } else {
        form.pageNum.value=increment;
    }
    form.submit();
    return false;
}