var agt = navigator.userAgent.toLowerCase();
var is_major = parseInt(navigator.appVersion);
var is_nav = ((agt.indexOf('mozilla') != -1) && (agt.indexOf('spoofer') == -1) && (agt.indexOf('compatible') == -1) && (agt.indexOf('opera') == -1) && (agt.indexOf('webtv') == -1));
var is_nav4up = (is_nav && (is_major >= 4));
var is_ie = (agt.indexOf("msie") != -1);
var is_ie3 = (is_ie && (is_major < 4));
var is_ie4 = (is_ie && (is_major == 4) && (agt.indexOf("msie 5") == -1) && (agt.indexOf("msie 6") == -1));
var is_ie4up = (is_ie && (is_major >= 4));
var is_ie5up = (is_ie && !is_ie3 && !is_ie4);
var is_mac = (agt.indexOf("mac") != -1);
var is_gecko = (agt.indexOf("gecko") != -1);

function grabObject(id) {
    if (is_ie4) {
        var view = eval(id);
    }
    if (is_ie5up || is_gecko) {
        var view = document.getElementById(id);
    }
    return view;
}

function show_hide(id) {
    if (is_ie4up || is_gecko) {
        var hiddenscore_div = grabObject('hiddenSearchPrinterCartridgesBlock' + id);
        if (hiddenscore_div.style.display == 'block') {
            hiddenscore_div.style.display = 'none';
        }
        else {
            hiddenscore_div.style.display = 'block';
        }

    }
}

function open_div(number, default_status) {
    if (is_ie4up || is_gecko) {
        document.writeln("<div id='hiddenSearchPrinterCartridgesBlock" + number + "' name='hiddenSearchPrinterCartridgesBlock" + number + "' style='display: " + default_status + ";'>");
    }
}

function close_div(number, default_status) {
    if (is_ie4up || is_gecko) {
        document.writeln("</div>");
    }
}