isNetscape = (navigator.appName == "Netscape" ? 1 : 0);
isVersion4plus = ( parseFloat(navigator.appVersion) >=4 ? 1 : 0)
isOSWindows = ( (navigator.appVersion).indexOf("Win") >0 ? 1 : 0);


isIE = (navigator.appName == "Microsoft Internet Explorer" ? 1 : 0);
isNetscape6 = (navigator.appName == "Netscape" && parseInt(navigator.appVersion) >= 5 ? 1 : 0);




// level 1
homeimg1on = new Image();
homeimg1on.src = "navigation/nav_BP_on.gif";
homeimg2on = new Image();
homeimg2on.src = "navigation/nav_leas_on.gif";
homeimg3on = new Image();
homeimg3on.src = "navigation/nav_mem_on.gif";
homeimg4on = new Image();
homeimg4on.src = "navigation/nav_con_on.gif";	
homeimg5on = new Image();
homeimg5on.src = "navigation/nav_retail_on.gif";	

		
homeimg1off = new Image();
homeimg1off.src = "navigation/nav_BP_off.gif";
homeimg2off = new Image();
homeimg2off.src = "navigation/nav_leas_off.gif";
homeimg3off = new Image();
homeimg3off.src = "navigation/nav_mem_off.gif";
homeimg4off = new Image();
homeimg4off.src = "navigation/nav_con_off.gif";		
homeimg5off = new Image();
homeimg5off.src = "navigation/nav_retail_off.gif";		


// Mouseover token
img1on = new Image(0,0);
img1on.src = "menu/images/arrow.gif";

img1off = new Image(0,0);
img1off.src = "menu/images/trans.gif";


// Rollover status
function filter(imagename,objectsrc)
{
    if (imagename.src)
    {
        eval("imagename.src=navigation/"+objectsrc+".src");
    }
    else
    {
        if (document.images)
        {
            document.images[imagename].src = "navigation/"+objectsrc

        }
    }
}

function tokenfilter(imagename,objectsrc)
{
    if (imagename.src)
    {
        eval("imagename.src="+objectsrc+".src");
    }
    else
    {
        if (document.images)
        {
            document.images[imagename].src=eval(objectsrc+".src")

        }
    }
}