if (document.images) {
    var imgIn = new Object( );
    imgIn["navFirm"] = new Image();
    imgIn["navPractices"] = new Image();
    imgIn["navAttorneys"] = new Image();
    imgIn["navResources"] = new Image();
    imgIn["navContact"] = new Image();
    imgIn["navFirm"].src = "images/ourfirm_i.gif";
    imgIn["navPractices"].src = "images/practices_i.gif";
    imgIn["navAttorneys"].src = "images/attorneys_i.gif";
    imgIn["navResources"].src = "images/resources_i.gif";
    imgIn["navContact"].src = "images/contact_i.gif"; 

    var imgOut = new Object( );
    imgOut["navFirm"] = new Image();
    imgOut["navPractices"] = new Image();
    imgOut["navAttorneys"] = new Image();
    imgOut["navResources"] = new Image();
    imgOut["navContact"] = new Image();
    imgOut["navFirm"].src = "images/ourfirm_o.gif";
    imgOut["navPractices"].src = "images/practices_o.gif";
    imgOut["navAttorneys"].src = "images/attorneys_o.gif";
    imgOut["navResources"].src = "images/resources_o.gif"; 
    imgOut["navContact"].src = "images/contact_o.gif";
             
    	
function setImage(imgName, type) {
    if (document.images) {
        if (type == "in") {
            document.images[imgName].src = imgIn[imgName].src;
            return true;
        } else if (type == "out") {
            document.images[imgName].src = imgOut[imgName].src;
            return true;
        }
    }
    return false;
}
}