if (document.images) {
     button1 = new Image
     button2 = new Image
     button3 = new Image
     button4 = new Image
     button5 = new Image
     button6 = new Image
     button7 = new Image
     button8 = new Image
	  button9 = new Image
     button10 = new Image
	  button11 = new Image
     button12 = new Image
	  button13 = new Image
     button14 = new Image
	  button15 = new Image
     button16 = new Image
	  button17 = new Image
     button18 = new Image
	  button19 = new Image
     button20 = new Image
	  button21 = new Image
     button22 = new Image
	  button23 = new Image
     button24 = new Image
	  button25 = new Image
     button26 = new Image
	  button27 = new Image
     button28 = new Image
	  button29 = new Image
     button30 = new Image
	  button31 = new Image
     button32 = new Image
	  button33 = new Image
     button34 = new Image
	 
	  button47 = new Image
     button48 = new Image
	  button49 = new Image
     button50 = new Image
	  button51 = new Image
     button52 = new Image
	  
	  button59 = new Image
     button60 = new Image
	 
     button95 = new Image
     button96 = new Image
     button97 = new Image
     button98 = new Image
     button99 = new Image
     button100 = new Image
	  
	  button109 = new Image
     button110 = new Image

	 
	
	 
	  button1.src = 'graphics/arts.gif'
     button2.src = 'graphics/arts_js.gif'
	 
	  button3.src = 'graphics/heritage.gif'
     button4.src = 'graphics/heritage_js.gif'

	  button5.src = 'graphics/preservation.gif'
     button6.src = 'graphics/preservation_js.gif'
	 	 
	  button7.src = 'graphics/publicart.gif'
     button8.src = 'graphics/publicart_js.gif'
	 
	  button9.src = 'images/who_tab.jpg'
     button10.src = 'graphics/who_tabjs.gif'
	 
	  button11.src = 'images/board_tab.jpg'
     button12.src = 'graphics/board_tabjs.gif'
	 
	  button13.src = 'images/contact_tab.jpg'
     button14.src = 'graphics/contact_tabjs.gif'
	 
	  button15.src = 'images/news_tab.jpg'
     button16.src = 'graphics/news_tabjs.gif'
	 
	  button17.src = 'images/emp_tab.jpg'
     button18.src = 'graphics/emp_tabjs.gif'
	 
	  button19.src = 'images/logos_tab.jpg'
     button20.src = 'graphics/logos_tabjs.gif'
	 
	  button21.src = 'images/kc_tab.jpg'
     button22.src = 'graphics/kc_tabjs.gif'
	 
	  button23.src = 'graphics/arts_tab_hm.gif'
     button24.src = 'graphics/arts_tab_hmjs.gif'
	 
	  button25.src = 'graphics/heritage_tab_hm.gif'
     button26.src = 'graphics/heritage_tab_hmjs.gif'
	 
	  button27.src = 'graphics/pres_tab_hm.gif'
     button28.src = 'graphics/pres_tab_hmjs.gif'
	 
	  button29.src = 'graphics/pa_tab_hm.gif'
     button30.src = 'graphics/pa_tab_hmjs.gif'
	 
	  button31.src = 'images/lodging_tab.jpg'
     button32.src = 'graphics/lodging_tabjs.gif'
	 
	  button33.src = 'images/visitors_tab.jpg'
     button34.src = 'graphics/visitors_tabjs.gif'
	 
	  button47.src = 'graphics/gallery_infonav.gif'
     button48.src = 'graphics/gallery_infonavjs.gif'
	 
	  button49.src = 'graphics/gallery_app.gif'
     button50.src = 'graphics/gallery_appjs.gif'
	 
	  button51.src = 'graphics/exhibit.gif'
     button52.src = 'graphics/exhibit_js.gif'
	  
	  
	  button59.src = 'graphics/pastexhib_nav.gif'
     button60.src = 'graphics/pastexhib_navjs.gif'
	 
	 
	  button95.src = 'graphics/icon_about.gif'
     button96.src = 'graphics/icon_aboutjs.gif'
	 
	  button97.src = 'graphics/icon_contact.gif'
     button98.src = 'graphics/icon_contactjs.gif'
	  
	  	  
	  button109.src = 'graphics/e4c_e4c_tab.gif'
     button110.src = 'graphics/e4c_e4c_tabjs.gif'

	 
	 }