if (document.images) {
		  var imagesNormal = new Object();
		  imagesNormal["life"] = new Image();
		  imagesNormal["life"].src = "i/btn_life_off.gif";		  
		  
		  imagesNormal["peru"] = new Image();
		  imagesNormal["peru"].src = "i/btn_peru_off.gif";
		  
		  imagesNormal["trav"] = new Image();
		  imagesNormal["trav"].src = "i/btn_trav_off.gif";

		  imagesNormal["work"] = new Image();
		  imagesNormal["work"].src = "i/btn_work_off.gif";
		  
		  imagesNormal["bio"] = new Image();
		  imagesNormal["bio"].src = "i/btn_bio_off.gif";
		  
		  imagesNormal["cont"] = new Image();
		  imagesNormal["cont"].src = "i/btn_contact_off.gif";
		  
		  imagesNormal["left"] = new Image();
		  imagesNormal["left"].src = "i/left_off.gif";
		  
		  imagesNormal["right"] = new Image();
		  imagesNormal["right"].src = "i/right_off.gif";
		  
		  imagesNormal["play"] = new Image();
		  imagesNormal["play"].src = "i/play_off.gif";

		  imagesNormal["pause"] = new Image();
		  imagesNormal["pause"].src = "i/pause_off.gif";

		  imagesNormal["about"] = new Image();
		  imagesNormal["about"].src = "i/btn_about_off.gif";
		  
		  imagesNormal["blog"] = new Image();
		  imagesNormal["blog"].src = "i/btn_blog_off.gif";

		  imagesNormal["blog"] = new Image();
		  imagesNormal["blog"].src = "i/btn_blog_off.gif";
		  
	  	imagesNormal["texas"] = new Image();
		  imagesNormal["texas"].src = "i/btn_texas_off.gif";		  

	  	imagesNormal["current"] = new Image();
		  imagesNormal["current"].src = "i/btn_current_off.gif";			  
		  		  
		  var imagesHilite = new Object();
		  imagesHilite["life"] = new Image();
		  imagesHilite["life"].src = "i/btn_life_on.gif";
		  
		  imagesHilite["peru"] = new Image();
		  imagesHilite["peru"].src = "i/btn_peru_on.gif";
		  
		  imagesHilite["trav"] = new Image();
		  imagesHilite["trav"].src = "i/btn_trav_on.gif";

		  imagesHilite["work"] = new Image();
		  imagesHilite["work"].src = "i/btn_work_on.gif";		  
		  
		  imagesHilite["bio"] = new Image();
		  imagesHilite["bio"].src = "i/btn_bio_on.gif";
		  
		  imagesHilite["cont"] = new Image();
		  imagesHilite["cont"].src = "i/btn_contact_on.gif";
		  
		  imagesHilite["left"] = new Image();
		  imagesHilite["left"].src = "i/left_on.gif";
		  
		  imagesHilite["right"] = new Image();
		  imagesHilite["right"].src = "i/right_on.gif";
		  
		  imagesHilite["play"] = new Image();
		  imagesHilite["play"].src = "i/play_on.gif";

		  imagesHilite["pause"] = new Image();
		  imagesHilite["pause"].src = "i/pause_on.gif";
		  
		  imagesHilite["about"] = new Image();
		  imagesHilite["about"].src = "i/btn_about_on.gif";		  
		  
		  imagesHilite["blog"] = new Image();
		  imagesHilite["blog"].src = "i/btn_blog_on.gif";			  

		  imagesHilite["texas"] = new Image();
		  imagesHilite["texas"].src = "i/btn_texas_on.gif";	
		  
		  imagesHilite["current"] = new Image();
		  imagesHilite["current"].src = "i/btn_current_on.gif";	
		  		  
	  }

      function RollOn(imgName){
	      document.images[imgName].src = imagesHilite[imgName].src;
	      return true;
      }
      function RollOff(imgName){
	      document.images[imgName].src = imagesNormal[imgName].src;
	      return true;
      }