function showIt(id) {
var d = document.getElementById(id);
if (d) {d.style.display='block';}
}

function hideIt(id) {
  document.getElementById(id).style.display='none';
}

function preloadImages() {
	image1 = new Image();
	image1.src = "/images/arrow.gif";	
	image2 = new Image();
	image2.src = "/images/bg1.jpg";		
	image3 = new Image();
	image3.src = "/images/callus.jpg";	
	image4 = new Image();
	image4.src = "/images/menu_bg.jpg";	
	image5 = new Image();
	image5.src = "/images/page_bg1.gif";	
	image6 = new Image();
	image6.src = "/images/right_backhoe.jpg";		
	image7 = new Image();
	image7.src = "/images/right_clearing.jpg";
	image8 = new Image();
	image8.src = "/images/right_grading.jpg";
	image9 = new Image();
	image9.src = "/images/right_machine2.jpg";
	image10 = new Image();
	image10.src = "/images/right_snow2.jpg";	
	image11 = new Image();
	image11.src = "/images/right_truck.jpg";	
	image12 = new Image();
	image12.src = "/images/top5.jpg";	
	image13 = new Image();
	image13.src = "/images/top5f.jpg";
	image14 = new Image();
	image14.src = "/images/banner_gallery.jpg";		
	image15 = new Image();
	image15.src = "/images/banner_galleryf.jpg";		
	image16 = new Image();
	image16.src = "/images/10.jpg";		
	image17 = new Image();
	image17.src = "/images/11.jpg";		
	image18 = new Image();
	image18.src = "/images/12.jpg";		
	image19 = new Image();
	image19.src = "/images/13.jpg";		
	image20 = new Image();
	image20.src = "/images/14.jpg";	
	image21 = new Image();
	image21.src = "/images/15.jpg";		
}