selected_id = 0;
  $(document).ready(function() {

	//what to do on rollover
	 $.preloadImages("images/home-calculator-over.jpg","images/home-clothing-over.jpg","images/home-seemore-over.jpg","images/home-ppe-over.jpg",
			 		 "images/home-hygiene-over.jpg");
	
	  $(".homeBottomLink img").hover(
		 		 function()
		 		 {
		 		  this.src = this.src.replace(".jpg","-over.jpg");
		 		 },
		 		 function()
		 		 {
		 		  this.src = this.src.replace("-over.jpg",".jpg"); 
		 		 }
		 		);		



  });
	

  
  
  carouselSelectedId = 1;
	
	function carouselSwitch(id) {
		
		//check it isn't the same as currently selected
		if (carouselSelectedId == id) return; //do nothing
		
		//unselect the previous rollover
		var currentImg = $("#button" + carouselSelectedId).attr('src',$("#button" + carouselSelectedId).attr('src').replace("-over.gif",".gif"));
		
		//this is the currently selected id now
		carouselSelectedId = id;
		
		//select the next rollover
		var currentImg = $("#button" + carouselSelectedId).attr('src',$("#button" + carouselSelectedId).attr('src').replace(".gif","-over.gif"));
		
		//hide the homepage item
		$('#homepage0').hide();
		
		//switch to the correct text
		switch (id) {
			case '1': $('#homepage0').html('<img src="images/text-chinese.gif" border="0" alt="" />'); break;
			case '2': $('#homepage0').html('<img src="images/text-pallet.gif" border="0" alt="" />'); break;
			case '3': $('#homepage0').html('<img src="images/text-quote.gif" border="0" alt="" />'); break;
			case '4': $('#homepage0').html('<img src="images/text-warehousing.gif" border="0" alt="" />'); break;
		}
		
		$('#homepage0').fadeIn('slow');
		return false;
	}