function incTimer() {
        document.getUpdate.submit();
}

function setUserCookie() {
    var orig;
    var dest;
    var radius;
        var cookieVal;

    orig  = document.getUpdate.origin.value;
    dest  = document.getUpdate.dest.value;
    radius = document.getUpdate.radius.value;

        cookieVal = "rev:2/orig:"+orig+"/dest:"+dest+"/radius:"+radius;

    var today = new Date();
    var expire = new Date();

    expire.setTime(today.getTime() + 3600000*24*365);   // cookie expires in one year
    document.cookie = "briefRouteDefault="+escape(cookieVal)+";expires="+expire.toGMTString();
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


function change_it()
 {
   if (document.images)
    {
      document.write("<IMG SRC='"+pics[thenum]+"' width='"+pic_width+"' height='"+pic_height+"' name='img1' style='border-width:0px' >");
      setTimeout('change_it2()',1500);
   }
}

function change_it2()
 {
         var x=0;
         thenum+=1;

           if (thenum>numpics-1)
             thenum=0;

           document[imgName].src=pics[thenum];
           x+=1;
           setTimeout('change_it2()',1000);

 }


function showNotam() {
    var orig;
    var dest;
	var theURL;

    orig  = document.getUpdate.origin.value;
    dest  = document.getUpdate.dest.value;

	if (dest == '') {
		dest = orig;
	}
	if (orig == '') {
		orig = dest;
	}

	theURL = 'notams.php?orig='+orig+'&dest='+dest;
	MM_openBrWindow(theURL,'NOTAM','scrollbars=yes,resizable=yes,width=800,height=600');
}

function showPrinter() {
    var orig;
    var dest;
	var radius;
	var theURL;

    orig  = document.getUpdate.origin.value;
    dest  = document.getUpdate.dest.value;
    radius  = document.getUpdate.radius.value;

	if (dest == '') {
		dest = orig;
	}
	if (orig == '') {
		orig = dest;
	}

	theURL = 'prRoute.php?qdata='+orig+','+dest+','+radius;
	MM_openBrWindow(theURL,'RouteBriefing','toolbar=yes,menubar=yes,scrollbars=yes,resizable=yes,width=725,height=600');
}