if (document.images)
{
  pic1= new Image(155,29); 
  pic1.src="http://www.fraser.uk.com/images/menu/btn_con_ON.gif"; 
  pic2= new Image(155,29); 
  pic2.src="http://www.fraser.uk.com/images/menu/btn_hom_ON.gif";
  pic3= new Image(155,29); 
  pic3.src="http://www.fraser.uk.com/images/menu/btn_int_ON.gif"; 
  pic4= new Image(155,29); 
  pic4.src="http://www.fraser.uk.com/images/menu/btn_inv_ON.gif"; 
  pic5= new Image(155,29); 
  pic5.src="http://www.fraser.uk.com/images/menu/btn_let_ON.gif"; 
  pic6= new Image(155,29); 
  pic6.src="http://www.fraser.uk.com/images/menu/btn_man_ON.gif"; 
  pic7= new Image(155,29); 
  pic7.src="http://www.fraser.uk.com/images/menu/btn_mor_ON.gif"; 
  pic8= new Image(155,29); 
  pic8.src="http://www.fraser.uk.com/images/menu/btn_nde_ON.gif"; 
  pic9= new Image(155,29); 
  pic9.src="http://www.fraser.uk.com/images/menu/btn_new_ON.gif"; 
  pic10= new Image(155,29); 
  pic10.src="http://www.fraser.uk.com/images/menu/btn_ref_ON.gif"; 
  pic11= new Image(155,29); 
  pic11.src="http://www.fraser.uk.com/images/menu/btn_sal_ON.gif"; 
  pic12= new Image(155,29); 
  pic12.src="http://www.fraser.uk.com/images/menu/btn_val_ON.gif"; 
}

function imgswap(name, type)  
{
  eval("document." + name + ".src = 'http://www.fraser.uk.com/images/menu/" + name + "_" + type + ".gif'");
}