var image1_on = new Image();
var image1_off = new Image();
image1_on.src = "images/topnav_home_on.gif" 
image1_off.src = "images/topnav_home_off.gif"

var image2_on = new Image();
var image2_off = new Image();
image2_on.src = "images/topnav_descr_on.gif" 
image2_off.src = "images/topnav_descr_off.gif" 

var image3_on = new Image();
var image3_off = new Image();
image3_on.src = "images/topnav_ben_on.gif" 
image3_off.src = "images/topnav_ben_off.gif"

var image4_on = new Image();
var image4_off = new Image();
image4_on.src = "images/topnav_qa_on.gif" 
image4_off.src = "images/topnav_qa_off.gif"   

var image5_on = new Image();
var image5_off = new Image();
image5_on.src = "images/topnav_apply_on.gif" 
image5_off.src = "images/topnav_apply_off.gif"      

function global_mouseover(sId)
{
	document.images["topnavImage_"+sId].src = eval("image" +sId+ "_on").src
}

//---------------------------------------------------
function global_mouseout(sId)
{
	document.images["topnavImage_"+sId].src = eval("image" +sId+ "_off").src
}