var Open = ""
var Closed = ""
var Open1 = ""
var Closed1 = ""

function preload(){
if(document.images){
	Open = new Image(16,13)    
	Closed = new Image(16,13)
	Open.src = "/web/images/minus.gif"
	Closed.src = "/web/images/plus.gif"
	
	Open1 = new Image(16,13)    
	Closed1 = new Image(16,13)
	Open1.src = "/web/images/open2.gif"
	Closed1.src = "/web/images/closed.gif"
}}


function showhide(what,what2){
if (what.style.display=='none'){
what.style.display='';
what2.src=Open.src
}
else{
what.style.display='none'
what2.src=Closed.src
}
}

function showhide2(whata,what2a){
if (whata.style.display=='none'){
whata.style.display='';
what2a.src=Open1.src
}
else{
whata.style.display='none'
what2a.src=Closed1.src
}
}