var imgFolderOpen = new Image();imgFolderOpen.src = 'bh_images/imgBulletLinkClosed.gif';
var imgFolderClosed = new Image();imgFolderClosed.src =  'bh_images/imgBulletLinkOpen.gif';
function init() {
 is_brow6 = (document.getElementById)? true:false;
 is_ie45 = (document.all)? true:false;
 is_nav4 = (document.layers)? true:false;
 is_other = !(is_brow6 || is_ie45 || is_nav4); // needs checking
}


function showHideDiv(divName){
var divStatus

if (is_brow6){
	divStatus = document.getElementById(divName).className;
	//alert(divStatus)
	document.getElementById(divName).className = (divStatus == "hiddenDiv") ? "visibleDiv" : "hiddenDiv";
	}
else if (is_ie45){

	}
else {
	return
	}

}




function ShowHide(menuID){
var menuObj, cellBk, folderImg, linkStatus
menuObj = "Link" + menuID
cellbk = "Head" + menuID
folderImg = "folder" + menuID

if (is_brow6){ // standards compliant browsers
	linkStatus = document.getElementById(menuObj).className;
	document.getElementById(menuObj).className = (linkStatus == "LINKSON") ? "LINKSOFF" : "LINKSON";
	document.getElementById(folderImg).src 	= (linkStatus == "LINKSON") ?   imgFolderOpen.src :imgFolderClosed.src ;
	}
else if (is_ie45){ // IE 4/5
	linkStatus = document.all.item(menuObj).className;
	document.all.item(menuObj).className = (linkStatus == "LINKSON") ? "LINKSOFF" : "LINKSON";
	document.all.item(folderImg).src = (linkStatus == "LINKSON") ?   imgFolderOpen.src :imgFolderClosed.src ;
	}
else if (is_nav4){ // Nav 4.x
	alert("Netscape 4 browser - not compatible");
/*alert(eval("document.layers['"+ menuObj +"'].visibility = 'hidden'"))*/
	/*if (document.menuObj.className == "LINKSON")
		{
		document.menuObj.className = "LINKSOFF"
		document.folderImg.src = imgFolderOpen.src;
		}
	else
		{
		document.menuObj.className = "LINKSON"
		document.folderImg.src = imgFolderClosed.src;
		}
*/
	}
else { // other browsers

	alert("browser not recognised");
	}
}


function openNewWindow(url)
{ 
newWindow = window.open(url,'window_name','toolbar=0,menubar=0,resizable=1,dependent=0,status=0,scrollbars=1,width=600,height=400')
}

function makeArray() {
     for (i = 0; i<makeArray.arguments.length; i++)
          this[i + 1] = makeArray.arguments[i];
}

function formatDate(dte){
var months = new makeArray('Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec');

var date = new Date(dte);
var day  = date.getDate();
var month = date.getMonth() + 1;
var yy = date.getYear();
var year = (yy < 1000) ? yy + 1900 : yy;

return (day + " " + months[month] + " " + year);
}