<!--// written by Klokie Grossfeld  function checkBrowser() { 	this.ver=navigator.appVersion;	this.bVer=parseInt(this.ver);	this.mac=(this.ver.indexOf("Mac")!=-1)?1:0;	this.ie=(navigator.appName=="Microsoft Internet Explorer")?1:0;	this.ie4=(document.all && !this.dom)?1:0;	this.ns=(navigator.appName=="Netscape")?1:0;	this.maxwidth=(this.bVer>=4)?screen.width:800;	this.maxheight=(this.bVer>=4)?screen.height:600;	return this;}bw=new checkBrowser(),doPreload();newWin = null;function popup(htmlURL,lofiURL) {	var _x=780, _y=540, page, _params;	// for mac OS: MSIE or NS6 ('mozilla 5.0') should go to an alternate page	if ( lofiURL!=null && bw.mac && (bw.ie || (bw.ns && bw.bVer==5)) ) {		page = lofiURL;		if (bw.mac && bw.ie) _y += 87; // height offset for mac ie	} else {		page = htmlURL;	}	_params = 'width='+_x+',height='+_y+',resizable=no,scrollbars=no';	// center the window horizontally & vertically	_left = (bw.maxwidth - _x) >>1; // 	_top = (bw.maxheight - _y) >>1;	if (bw.ie) _params += ",top=" + _top + ",left=" + _left;	else if (bw.ns) _params += ",screenX=" + _left + ",screenY=" + _top;	newWin = window.open(page,"popup", _params);	if (newWin!=null) {		if (newWin.opener==null) newWin.opener=window;		if (!bw.ie4) newWin.focus();	}}//-->