// Create image objects, preload all active and inactive images.
    if (document.images) { 

    img3on = new Image();                    

    img3on.src = "../../images/main_navs/client_on.gif";      

    img3off = new Image();              

    img3off.src = "../../images/main_navs/client_off.gif";  

    }
 { 

    img4on = new Image();                    

    img4on.src = "../../images/main_navs/cand_on.gif";      

    img4off = new Image();             

    img4off.src = "../../images/main_navs/cand_off.gif";  

    }
{ 

    img5on = new Image();                    

    img5on.src = "../../images/main_navs/rsrc_on.gif";      

    img5off = new Image();              

    img5off.src = "../../images/main_navs/rsrc_off.gif";  
}
{ 
    img6on = new Image();                    

    img6on.src = "../../images/main_navs/offices_on.gif";      

    img6off = new Image();              

    img6off.src = "../../images/main_navs/offices_off.gif";  

}
{ 
    img7on = new Image();                    
    img7on.src = "../../images/main_navs/job_order_on.gif";      
    img7off = new Image();              
    img7off.src = "../../images/main_navs/job_order_off.gif";  

}
{ 
    img8on = new Image();                    

    img8on.src = "../../images/main_navs/search_jobs_on.gif";      

    img8off = new Image();              

    img8off.src = "../../images/main_navs/search_jobs_off.gif";  
	
}

function imgAct(imgName) {
		if (document.images)
    {

    document[imgName].src = eval(imgName + "on.src");

    }

}

// Function to "deactivate" images.
function imgInact(imgName) {
		if (document.images)
   {

    document[imgName].src = eval(imgName + "off.src");
    }

}