mac = navigator.userAgent.indexOf('Mac') != -1;
win = navigator.userAgent.indexOf('Win') != -1;
unix = navigator.userAgent.indexOf('X11') != -1;
ns = (navigator.appName == "Netscape") != -1;
ie = (navigator.userAgent.indexOf('MSIE')) != -1;
gecko = navigator.userAgent.indexOf('Gecko/') != -1;
safari = navigator.userAgent.indexOf('Safari') != -1;
wie5 =  win && ie && (navigator.userAgent.indexOf('MSIE 5.0') != -1);
wie55 =  win && ie && (navigator.userAgent.indexOf('MSIE 5.5') != -1);
wie6 =  win && ie && (navigator.userAgent.indexOf('MSIE 6') != -1);
wns4 = win && ns;
wns6 =  win && (navigator.userAgent.indexOf('Gecko') != -1);

function popit(url,targetwin){
	var w=760,h=430,to='yes',lo='yes',st='yes',me='yes',di='yes',sc='yes',re='yes',u=url,t=targetwin;
	wo(w,h,to,lo,st,me,di,sc,re,u,t);
}

function zoomit(url){
	var w=400,h=470,to='no',lo='no',st='no',me='no',di='no',sc='no',re='no',u=url;
	wo(w,h,to,lo,st,me,di,sc,re,u,'zoom');
}

function wo(w,h,to,lo,st,me,di,sc,re,u,t){
var w=w,h=h,to=to,lo=lo,st=st,me=me,di=di,sc=sc,re=re,u=u,t=t;
	if(ie){//IE
		if(win){//IE WIN
			//if(sc == 'yes') w+=14,h+=14; else w+=1,h+=1;
			if(sc == 'yes') w+=25,h+=142; else w+=1,h+=1;
		}else{//IE MAC
			if(sc == 'yes') w=w,h=h; else w+=1,h+=1;
		}
	}else{//NN or Other
			if(sc == 'yes') w+=16,h+=16; else w+=1,h+=1;
	}
	f='toolbar='+to+',location='+lo+',status='+st+',menubar='+me+',directories='+di+',scrollbars='+sc+',resizable='+re+',width='+w+',height='+h;
	if(t == '' || t == null ){
		var wdw = window.open(u,'window',f);
		wdw.focus();
	}else{
		var wdw = window.open(u,t,f);
		wdw.focus();
	}
}