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,nest){
//alert('show(div)='+div+'\n'+'nest='+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.display=='block' || obj.display=='block') obj.display='none'
	else obj.display='block'
}

function show(div,nest){
//alert('show(div)='+div+'\n'+'nest='+nest);
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
	obj.display='block'
}
function hide(div,nest){
//alert('div='+div+'\n'+'nest='+nest);
//alert (bw.dom);
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
	obj.display='none'
}

function hilite(div,nest){
//alert('div='+div+'\n'+'nest='+nest);
//alert (bw.dom);
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
	obj.color="#000000"
}
function lolite(div,nest){
//alert('div='+div+'\n'+'nest='+nest);
//alert (bw.dom);
	obj=bw.dom?document.getElementById(div).style:bw.ie4?document.all[div].style:bw.ns4?nest?document[nest].document[div]:document[div]:0; 
	obj.color="#90ACD6"
}

function tellerror(msg, url, linenumber){
return true;
alert('Error message= '+msg+'\nURL= '+url+'\nLine Number= '+linenumber);
return true
}
window.onerror=tellerror