
<!--
ns4 = (document.layers)?true:false
ie4 = (document.all)?true:false
ns6 = (document.getElementById)?true:false
//////////////////////////////////////////////////////////
if (navigator.userAgent.indexOf('Mac')>0) {
  mac =1;
}else {
  mac = 0;
}

function active(show,h1,h2,h3,h4,h5,h6,h7){

	 if(ns6){
       document.getElementById(show).style.visibility='visible'
	   document.getElementById(h1).style.visibility='hidden'   
       document.getElementById(h2).style.visibility='hidden'
	   document.getElementById(h3).style.visibility='hidden'  
	   document.getElementById(h4).style.visibility='hidden'   
       document.getElementById(h5).style.visibility='hidden'
	   document.getElementById(h6).style.visibility='hidden'
	   document.getElementById(h7).style.visibility='hidden'
}	
	else  if(ns4){
	   	document.layers[show].visibility='show'
		document.layers[h1].visibility='hide'
		document.layers[h2].visibility='hide'
		document.layers[h3].visibility='hide'
		document.layers[h4].visibility='hide'
		document.layers[h5].visibility='hide'
		document.layers[h6].visibility='hide'
		document.layers[h7].visibility='hide'
     }
	 else if(ie4 || mac){
	 	var divisions = document.all.tags("div")
	 	divisions[show].style.visibility='visible'
		divisions[h1].style.visibility='hidden'
		divisions[h2].style.visibility='hidden'
		divisions[h3].style.visibility='hidden'		
		divisions[h4].style.visibility='hidden'
		divisions[h5].style.visibility='hidden'
		divisions[h6].style.visibility='hidden'		
	    divisions[h7].style.visibility='hidden'	
     }	        
}


function active1(show){
	if(document.images){
	 if(ns6){
       document.getElementById(show).style.visibility='hidden'				
}	
	else  if(ns4){
	  	document.layers[show].visibility='hide'				
     }
	 else {
	 	var divisions = document.all.tags("div")
	 	divisions[show].style.visibility='hidden'			
     }	 
   }       
}

function active2(show){
	if(document.images){
	 if(ns6){
       document.getElementById(show).style.visibility='visible'				
}	
	else  if(ns4){
	  	document.layers[show].visibility='show'				
     }
	 else {
	 	var divisions = document.all.tags("div")
	 	divisions[show].style.visibility='visible'			
     }	 
   }       
}

//-->