function Is(){
   var brName =		navigator.appName.toLowerCase();
   this.agent = 	navigator.userAgent.toLowerCase();
   this.apVer =		parseInt(navigator.appVersion);
   this.fullApVer =	parseFloat(navigator.appVersion);
   this.net =		(brName.indexOf('netscape')!=-1);
   this.ns =		(brName.indexOf('netscape')!=-1);
   this.explor =	(brName.indexOf('explorer')!=-1);
   this.ie =	(brName.indexOf('explorer')!=-1);
   this.net4Buggy =	(this.net && (this.fullApVer < 4.04));
   this.net4 =		(this.net && (this.apVer >= 4));
   this.ns4 =		(this.net && (this.apVer >= 4));
   this.explor4 =	(this.explor && (this.apVer >= 4));
   this.ie4 =	(this.explor && (this.apVer >= 4));
   this.win =		(this.agent.indexOf('win')!=-1);
}
is = new Is();

function popMe(where,who,dX,dY) {
	var newwin=open(where,who,"width="+dX+",height="+dY+",scrollbars=yes,status=no,resize=no,toolbar=no");
}

function popMe_tool(where,who,dX,dY) {
	var newwin=open(where,who,"width="+dX+",height="+dY+",scrollbars=yes,status=yes,resize=yes,toolbar=yes");
}

function popMe_ret(where,who,dX,dY) {
	var newwin=open(where,who,"width="+dX+",height="+dY+",scrollbars=yes,status=no,resize=no,toolbar=no");

		return newwin;
}

function NewWin(mypage,w, h, scroll) {
			var myname='NeW';
			var winl = (screen.width - w) / 2;
			var wint = (screen.height - h) / 2;
			winprops = 'height='+h+',width='+w+',top='+wint+',left='+winl+',scrollbars='+scroll+',resizable,focus=true'
			win = window.open(mypage, myname, winprops)
			if (parseInt(navigator.appVersion) >= 4) { win.window.focus(); }
		}


function showLayer(id) {
	if(is.net) document.layers[id].visibility="show";
	if(is.explor) document.all[id].style.visibility='visible';
}

function hideLayer(id) {
	if(is.net) document.layers[id].visibility="hide";
	if(is.explor) document.all[id].style.visibility='hidden';
}

function toCurrency(n) {
	if(n>0) {
		nn=String(n);
		nnn=String();

		if(nn.indexOf('.')==-1) nnn=nn+".00";
		if(nn.indexOf('.')==nn.length-1) nnn=n+"0";
		if(nn.indexOf('.')==nn.length-2) nnn=n;
		if(nn.indexOf('.')<nn.length-2) 
			for(x=0;x<nn.indexOf('.')+3;x++) nnn=nnn+nn[x];
	}
	return nnn;
}
<!--
function newImage(arg) {
        if (document.images) {
               rslt = new Image();
               rslt.src = arg;
               return rslt;
        }
}

function changeImages() {
        if (document.images && (preloadFlag == true)) {
               for (var i=0; i<changeImages.arguments.length; i+=2) {
                       document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
               }
        }
}

var preloadFlag = false;
function preloadImages() {
        if (document.images) {
               view_over = newImage("images/view_down.gif");
               edit_over = newImage("images/edit_down.gif");
               delete_over = newImage("images/delete_down.gif");
               preloadFlag = true;
        }
}


var Grid_on = new Image( 12, 12 );
Grid_on.src = "images/navbullet.jpg";
var Grid_off = new Image( 12, 12 );
Grid_off.src = "images/spacer.gif";

function gridButton_on ( imgName ) {
   document [imgName].src = Grid_on.src;
}

function gridButton_off ( imgName ) {
   document [imgName].src = Grid_off.src;
}


// -->