if (document.images) {
        img0on = new Image();
        img0on.src = "/procurement/images/btn_home_on.bmp";
        img0off = new Image();
        img0off.src = "/procurement/images/btn_home_off.bmp"

        img1on = new Image();
        img1on.src = "/procurement/images/btn_company_on.bmp";
        img1off = new Image();
        img1off.src = "/procurement/images/btn_company_off.bmp"

	img2on = new Image();
        img2on.src = "/procurement/images/btn_solutions_on.bmp";
        img2off = new Image();
        img2off.src = "/procurement/images/btn_solutions_off.bmp"
		
	img3on = new Image();
        img3on.src = "/procurement/images/btn_customers_on.bmp";
        img3off = new Image();
        img3off.src = "/procurement/images/btn_customers_off.bmp"

	img4on = new Image();
        img4on.src = "/procurement/images/btn_partners_on.bmp";
        img4off = new Image();
        img4off.src = "/procurement/images/btn_partners_off.bmp"	

	img5on = new Image();
        img5on.src = "/procurement/images/btn_contact_on.bmp";
        img5off = new Image();
        img5off.src = "/procurement/images/btn_contact_off.bmp"	
		
	img6on = new Image();
        img6on.src = "/procurement/images/btn_services_on.bmp";
        img6off = new Image();
        img6off.src = "/procurement/images/btn_services_off.bmp"

	img7on = new Image();
        img7on.src = "/procurement/images/btn_news_small_on.bmp";
        img7off = new Image();
        img7off.src = "/procurement/images/btn_news_small_off.bmp"	
		
	img8on = new Image();
        img8on.src = "/procurement/images/btn_education_on.bmp";
        img8off = new Image();
        img8off.src = "/procurement/images/btn_education_off.bmp"
		
	img9on = new Image();
        img9on.src = "/procurement/images/btn_career_on.bmp";
        img9off = new Image();
        img9off.src = "/procurement/images/btn_career_off.bmp"
}

function imgSwap (imgName,imgFile)  { 
        if (document.images)  {
                document.images[imgName].src = eval (imgFile + ".src");
        }
}