// Navigation mouse-over behaviour

	  	  sn1_on = new Image(176,25); sn1_on.src = "images/nav/sn-home-on.gif"; 
		  sn1_off = new Image(176,25); sn1_off.src = "images/nav/sn-home-off.gif"; 
		  sn2_on = new Image(176,25); sn2_on.src = "images/nav/sn-services-on.gif";
		  sn2_off = new Image(176,25); sn2_off.src = "images/nav/sn-services-off.gif";
		  sn3_on = new Image(176,25); sn3_on.src = "images/nav/sn-filmography-on.gif";
		  sn3_off = new Image(176,25); sn3_off.src = "images/nav/sn-filmography-off.gif";
		  sn4_on = new Image(176,25); sn4_on.src = "images/nav/sn-portfolio-on.gif";
		  sn4_off = new Image(176,25); sn4_off.src = "images/nav/sn-portfolio-off.gif";
		  sn5_on = new Image(176,25); sn5_on.src = "images/nav/sn-fxclips-on.gif";
		  sn5_off = new Image(176,25); sn5_off.src = "images/nav/sn-fxclips-off.gif";
		  sn6_on = new Image(176,25); sn6_on.src = "images/nav/sn-projects-on.gif";
		  sn6_off = new Image(176,25); sn6_off.src = "images/nav/sn-projects-off.gif";
	  
	  
	  	secnav_port1_on = new Image(176,25); secnav_port1_on.src = "images/nav/secnav-props-on.gif";
		secnav_port1_off = new Image(176,25); secnav_port1_off.src = "images/nav/secnav-props-off.gif";
	  	secnav_port2_on = new Image(176,25); secnav_port2_on.src = "images/nav/secnav-miniatures-on.gif";
		secnav_port2_off = new Image(176,25); secnav_port2_off.src = "images/nav/secnav-miniatures-off.gif";
		secnav_port3_on = new Image(176,25); secnav_port3_on.src = "images/nav/secnav-sculpture-on.gif";
		secnav_port3_off = new Image(176,25); secnav_port3_off.src = "images/nav/secnav-sculpture-off.gif";
		secnav_port4_on = new Image(176,25); secnav_port4_on.src = "images/nav/secnav-pyro-on.gif";
		secnav_port4_off = new Image(176,25); secnav_port4_off.src = "images/nav/secnav-pyro-off.gif";
		secnav_port5_on = new Image(176,25); secnav_port5_on.src = "images/nav/secnav-replicas-on.gif";
		secnav_port5_off = new Image(176,25); secnav_port5_off.src = "images/nav/secnav-replicas-off.gif";
		secnav_port6_on = new Image(176,25); secnav_port6_on.src = "images/nav/secnav-sets-on.gif";
		secnav_port6_off = new Image(176,25); secnav_port6_off.src = "images/nav/secnav-sets-off.gif";
		
		secnav_port7_on = new Image(176,25); secnav_port7_on.src = "images/nav/secnav-film-on.gif";
		secnav_port7_off = new Image(176,25); secnav_port7_off.src = "images/nav/secnav-film-off.gif";
	  	secnav_port8_on = new Image(176,25); secnav_port8_on.src = "images/nav/secnav-television-on.gif";
		secnav_port8_off = new Image(176,25); secnav_port8_off.src = "images/nav/secnav-television-off.gif";
		secnav_port9_on = new Image(176,25); secnav_port9_on.src = "images/nav/secnav-advertisement-on.gif";
		secnav_port9_off = new Image(176,25); secnav_port9_off.src = "images/nav/secnav-advertisement-off.gif";
		secnav_port10_on = new Image(176,25); secnav_port10_on.src = "images/nav/secnav-other-on.gif";
		secnav_port10_off = new Image(176,25); secnav_port10_off.src = "images/nav/secnav-other-off.gif";
		
		secnav_port11_on = new Image(176,25); secnav_port11_on.src = "images/nav/secnav-deadmau5-on.gif";
		secnav_port11_off = new Image(176,25); secnav_port11_off.src = "images/nav/secnav-deadmau5-off.gif";
	  	secnav_port12_on = new Image(176,25); secnav_port12_on.src = "images/nav/secnav-timscott-on.gif";
		secnav_port12_off = new Image(176,25); secnav_port12_off.src = "images/nav/secnav-timscott-off.gif";
		
	  
	  
	  
	  
	  function SwitchGif(imgDocID,ImgObjName)
	  {   if (navigator.appName== "Netscape" && parseInt(navigator.appVersion) >= 3)
			 document.images[imgDocID].src = eval(ImgObjName + ".src")
		  else if (navigator.appName != "Netscape" && parseInt(navigator.appVersion) >= 4) 
			 document.images[imgDocID].src = eval(ImgObjName + ".src")
	  
	  }