function CheckNumeric(field) {
    var checkOK = "0123456789";
    var allValid = true;
    var decPoints = 0;
    var allNum = "";
    fldvalue = field.value
    for (i = 0; i < fldvalue.length; i++) {
        ch = fldvalue.charAt(i);
        for (j = 0; j < checkOK.length; j++)
            if (ch == checkOK.charAt(j)) break;
        if (j == checkOK.length) {
            allValid = false;
            break;
        }
        allNum += ch;
    }
    if (!allValid) {
        alert("Please enter only numbers in this field.");
        field.value = "";
        field.focus();
        return (false);
    }
    return (true);
}

function MM_preloadImages() {
    var d = document; if (d.images) {
        if (!d.MM_p) d.MM_p = new Array();
        var i, j = d.MM_p.length, a = MM_preloadImages.arguments; for (i = 0; i < a.length; i++)
            if (a[i].indexOf("#") != 0) { d.MM_p[j] = new Image; d.MM_p[j++].src = a[i]; } 
    }
}

MM_preloadImages('../images/Rlogo.gif', '../images/top_photo_1.gif', '../images/top_photo_2.gif', '../images/top_background.jpg', '../images/top_glvar.gif', '../images/side_propertysearch.jpg', '../images/side_itechnology.jpg', '../images/side_whatisarealtor.jpg', '../images/side_whyuse.jpg', '../images/side_becomearealtor.jpg', '../images/box_background.jpg', '../images/action2.gif');

icon1_off = new Image();
icon1_off.src = "../images/icon_1.gif";
icon2_off = new Image();
icon2_off.src = "../images/icon_2.gif";
icon3_off = new Image();
icon3_off.src = "../images/icon_3.gif";
icon4_off = new Image();
icon4_off.src = "../images/icon_4.gif";
iconContact_off = new Image();
iconContact_off.src = "../images/quickNavContact.gif";
iconLogin_off = new Image();
iconLogin_off.src = "../images/quickNavLogin.gif";
iconLogout_off = new Image();
iconLogout_off.src = "../images/quickNavLogout.gif";
iconESNR_off = new Image();
iconESNR_off.src = "../images/quickNavESNR.gif";

icon1_on = new Image();
icon1_on.src = "../images/icon_1b.gif";
icon2_on = new Image();
icon2_on.src = "../images/icon_2b.gif";
icon3_on = new Image();
icon3_on.src = "../images/icon_3b.gif";
icon4_on = new Image();
icon4_on.src = "../images/icon_4b.gif";
iconContact_on = new Image();
iconContact_on.src = "../images/quickNavContactOver.gif";
iconLogin_on = new Image();
iconLogin_on.src = "../images/quickNavLoginOver.gif";
iconLogout_on = new Image();
iconLogout_on.src = "../images/quickNavLogoutOver.gif";
iconESNR_on = new Image();
iconESNR_on.src = "../images/quickNavESNROver.gif";

temp_on = new Image();
temp_on.src = "../images/active.gif";

function showAction() {
    CheckSubType();
    img_On('temp');
    setTimeout('document.SearchForm.submit();', 100);
}

function CheckSubType() {
    if (document.SearchForm.PropertyType.options[document.SearchForm.PropertyType.selectedIndex].value != "RES") {
        document.SearchForm.PropertySubType.value = "";
    }
}

function img_On(imgName) {
    imgOn = eval(imgName + "_on.src");
    document[imgName].src = imgOn;

}

function img_Off(imgName) {
    imgOff = eval(imgName + "_off.src");
    document[imgName].src = imgOff;
}

function quicknav() {
    var page = document.nav.page[document.nav.page.selectedIndex].value
    this.location.href = page;
}
function setVisibility(id) {
    if ((document.getElementById(id).style.display) == "none") {
        document.getElementById(id).style.display = 'inline'
    }
    else {
        document.getElementById(id).style.display = 'none'
    }
}

function hideContent(d) {
    if (d.length < 1) { return; }
    document.getElementById(d).style.display = "none";
}

function showContent(d) {
    if (d.length < 1) { return; }
    document.getElementById(d).style.visibility = "visible";
}