// BrowserCheck Object
// provides most commonly needed browser checking variables
// 19990326

// Copyright (C) 1999 Dan Steinman
// Distributed under the terms of the GNU Library General Public License
// Available at http://www.dansteinman.com/dynapi/

function BrowserCheck() {
	var b = navigator.appName
	if (b=="Netscape") this.b = "ns"
	else if (b=="Microsoft Internet Explorer") this.b = "ie"
	else this.b = b
	this.v = parseInt(navigator.appVersion)
	this.minorv = parseFloat(navigator.appVersion)
	this.ns = (this.b=="ns" && this.minorv!=4.05)
	this.ns4 = (this.b=="ns" && this.v==4)
	this.ns5 = (this.b=="ns" && this.v==5)
	this.ie = (this.b=="ie" && this.v>=4)
	this.ie4 = (navigator.userAgent.indexOf('MSIE 4')>0)
	this.ie5 = (navigator.userAgent.indexOf('MSIE 5')>0)
	if (this.ie5) this.v = 5
	this.min = (this.ns||this.ie)
}

// automatically create the "is" object
is = new BrowserCheck()


//this function is used to create rollover effect with images
function SwitchGif(imgDocID,ImgObjName)
{
if (is.ns)
	document.images[imgDocID].src = eval(ImgObjName + ".src")

else if (is.ie)
	document.images[imgDocID].src = eval(ImgObjName + ".src")
}

function yellow(cellID,layerID) { 
if(is.ns) {
	document.layers[layerID].bgColor ='#ffffcc';
	}
else {
	document.all[cellID].bgColor = '#ffffcc';
	}
}

function white(cellID,layerID) { 
if(is.ns) {
	document.layers[layerID].bgColor ='#ffffff';
	}
else {
	document.all[cellID].bgColor = '#ffffff';
	}
}

function popup(wURL,wName,wOptions){
	var newwin = window.open(wURL,wName,wOptions);
	return false;
}

function MyShortcuts () {
	var symbol = '<IMG BORDER="0" SRC="/images/bullet.gif" ALT="Bullet point">';
	var shortcuts = '';
	for (var i = 0; i < 5; i++) {
	    if ( alerturl[i] && alerthead[i]) {
		    shortcuts += '&nbsp;&nbsp;' + symbol + '<a href="' + alerturl[i] + '">' + alerthead[i] + '</a>';
	    }
	}
	if (shortcuts != ''){
		document.write('<TABLE BORDER="0" CELLSPACING="0" CELLPADDING="0" WIDTH="752">'+
		'<tr>'+
		'<td width="17"><IMG BORDER="0" SRC="images/spacer.gif" WIDTH="17" HEIGHT="1" ALT=""></td>'+
	    '<TD width="16" VALIGN="middle" NAME="Breadcrumb">'+
		'	<IMG BORDER="0" SRC="/images/locnav_left.gif" WIDTH="16" HEIGHT="18" ALT="Breadcrumb indicator"></TD>'+
	    '<TD WIDTH="719" BGCOLOR="#FFFFFF" VALIGN="middle" NAME="Breadcrumb">'+
		'	<IMG BORDER="0" SRC="/images/spacer.gif" WIDTH="718" HEIGHT="1" ALT=""><br>'+
		'	My Shortcuts<SPAN CLASS="where">'+ shortcuts +'</SPAN></TD>'+
		'</tr>'+
		'</table>');
	}
}

function algetCookie(name) {
   var dc = document.cookie;
   var prefix = name + "=";
   var begin = dc.indexOf("; " + prefix);
   if (begin == -1) {
     begin = dc.indexOf(prefix);
     if (begin != 0) return null;
   } else {begin += 2;}
   var end = document.cookie.indexOf(";", begin);
   if (end == -1) {end = dc.length;}
   return unescape(dc.substring(begin + prefix.length, end));
 }