// JScript source code

function checkBrowser(){
	this.ver=navigator.appVersion
	this.dom=document.getElementById?1:0
	this.ie5=(this.ver.indexOf("MSIE 5")>-1 && this.dom)?1:0;
	this.ie4=(document.all && !this.dom)?1:0;
	this.ns5=(this.dom && parseInt(this.ver) >= 5) ?1:0;
	this.ns4=(document.layers && !this.dom)?1:0;
	this.bw=(this.ie5 || this.ie4 || this.ns4 || this.ns5)
	return this
}
bw=new checkBrowser()

function showHide(div,chk,nest){
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0;
	if (chk.checked) obj.visibility='visible'
	else obj.visibility='hidden'
	}
function showHide2(div,chk,nest){
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0;
	if (chk.checked) {obj.visibility='visible'; obj.display='block';}
	else {obj.visibility='hidden'; obj.display='none';}
	}
		
function showHide3(div,nest){
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0;
	if (obj.visibility=='hidden' || obj.display=='none') {obj.visibility='visible'; obj.display='block';}
	else {obj.visibility='hidden'; obj.display='none';}
	}
	
function showControls(chk,div,nest){
obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0;
	if (chk.checked) obj.visibility='visible'
	else obj.visibility='hidden'
	}