// Great Circle Mapper
// Copyright (C) 2007,2009
// Karl L. Swartz

function padleft(str,min,pad){str=str.toString();pad=pad.toString();while(str.length<min){str=pad+str;}
return str;}
function tztime(tm,ofs,tag){var t=new Date(Date.parse(tm)+(ofs*60000));var m3=t.getUTCMonth()*3;var mon="JanFebMarAprMayJunJulAugSepOctNovDec".substring(m3,m3+3);if(tag!==""){tag="&nbsp;"+tag;}
return padleft(t.getUTCDate(),2,"0")+"&nbsp;"+
mon+"&nbsp;"+t.getUTCFullYear()+"&nbsp;"+
padleft(t.getUTCHours(),2,"0")+":"+
padleft(t.getUTCMinutes(),2,"0")+tag;}
function tzdata(tm,table){var min=Date.parse(tm)/60000;var i;var a=(table+",").split(",");var len=a.length-1;if(len==1){a[1]="";++len;}
var ofs=a[0];var tag=a[1];for(i=2;i<len;++i){if(min<a[i]){break;}
ofs=a[++i];tag=a[++i];}
return ofs+","+tag;}
function tznow(table){var now=new Date();var tz=tzdata(now,table).split(",");return tztime(now,tz[0],tz[1]);}
function tztick(ident){var obj=document.getElementById(ident);if(obj){var now=new Date();var tz=tzdata(now,tztbl).split(",");var tock=(60-now.getSeconds())*1000;obj.innerHTML=tztime(now,tz[0],tz[1]);setTimeout("tztick(\""+ident+"\");",tock);}}