<!-- 
if (document.images) { 
//define the header navigator button here
    Buttons_government_on = new Image();
    Buttons_government_on.src = "Versyss/images/indexnav/government_on.jpg";
    Buttons_government_off = new Image();
    Buttons_government_off.src = "Versyss/images/indexnav/government_off.jpg";
	
	Buttons_construction_on = new Image();
    Buttons_construction_on.src = "Versyss/images/indexnav/construction_on.jpg";
    Buttons_construction_off = new Image();
    Buttons_construction_off.src = "Versyss/images/indexnav/construction_off.jpg";
    
    Buttons_transportation_on = new Image();
    Buttons_transportation_on.src = "Versyss/images/indexnav/transportation_on.jpg";
	Buttons_transportation_off = new Image();
    Buttons_transportation_off.src = "Versyss/images/indexnav/transportation_off.jpg";
    
    Buttons_distribution_on = new Image();
    Buttons_distribution_on.src = "Versyss/images/indexnav/distribution_on.jpg";
	Buttons_distribution_off = new Image();
    Buttons_distribution_off.src = "Versyss/images/indexnav/distribution_off.jpg";
	
	Buttons_energy_on = new Image();
    Buttons_energy_on.src = "Versyss/images/indexnav/energy_on.jpg";
	Buttons_energy_off = new Image();
    Buttons_energy_off.src = "Versyss/images/indexnav/energy_off.jpg";
    
    Buttons_microsoft_on = new Image();
    Buttons_microsoft_on.src = "Versyss/images/indexnav/microsoft_on.gif";
	Buttons_microsoft_off = new Image();
    Buttons_microsoft_off.src = "Versyss/images/indexnav/microsoft_off.gif";
	    
}
//-->