var g_MINY = 1601;var g_MAXY = 4500;
var g_month = 0;var g_day   = 0;var g_year  = 0;
var g_yLow  = 1990;

function GetInputDate(t,f){
var l = t.length;
if(0 == l) return false;
var cSp = '\0';var sSp1 = "";var sSp2 = "";
for(var i = 0; i < t.length; i++){
var c = t.charAt(i);
if(c == ' ' || isdigit(c)) continue;
else if(cSp == '\0' && (c == '/' || c == '-' || c == '.')){
cSp = c;
sSp1 = t.substring(i+1,l);}
else if(c == cSp) sSp2 = t.substring(i+1,l);
else if(c != cSp) return false;}
if(0 == sSp1.length) return false;
var m;var d;var y; 
m = atoi(t);
d = atoi(sSp1);
if(0 != sSp2.length) y = atoi(sSp2);
else y = DefYr(m,d);
if(y < 100){
y = 1900+y;
while(y < g_yLow) y = y+100;}
if(y < g_MINY || y > g_MAXY || m < 1 || m > 12) return false;
if(d < 1 || d > GetMonthCount(m,y)) return false;
g_month = m;g_day = d;g_year = y;
return true;}

function DefYr(m,d){
var dt = new Date();
var yCur = (dt.getYear() < 1000) ? 1900+dt.getYear() : dt.getYear();
if(m-1 < dt.getMonth() || (m-1 == dt.getMonth() && d < dt.getDate())) return 1+yCur;
else return yCur;}

function atoi(s){
var t = 0;
for(var i = 0; i < s.length; i++){
var c = s.charAt(i);
if(!isdigit(c)) return t;
else t = t*10 + (c-'0');}
return t;}

function isdigit(c) {return(c >= '0' && c <= '9');}

function GetMonthCount(m,y){
var c = rgMC[m-1];
if((2 == m) && IsLeapYear(y)) c++;
return c;}

function IsLeapYear(y){
if(0 == y % 4 && ((y % 100 != 0) || (y % 400 == 0))) return true;
else return false;}
var rgMC = new Array(12);rgMC[0]  = 31;rgMC[1]  = 28;rgMC[2]  = 31;rgMC[3]  = 30;rgMC[4]  = 31;rgMC[5]  = 30;rgMC[6]  = 31;rgMC[7]  = 31;rgMC[8]  = 30;rgMC[9]  = 31;rgMC[10] = 30;rgMC[11] = 31;
var g_eC = null;
var g_eCV = "";
var g_dFmt = "mmddyy";
var g_fnCB = null;

function ShowCalendar(eP,eD,eDP,dmin,dmax,fnCB,frameName){
//timer=setTimeout(var tim='nothing';2000);
//alert(dF);
var dF = document.frmEventCalendar.all[frameName];
var wF = window.frames.CalFrame;

//var wF = window.frames.all[frameName];
//var dF = document.all.CalFrame;
//alert(dF);

if(null == wF.g_fCalLoaded || false == wF.g_fCalLoaded){
alert("Unable to load calendar.\r\nPlease reload the page.");
return;}
dtMin = new Date();dtMin.setDate(dtMin.getDate()+dmin);
dtMax = new Date();dtMax.setDate(dtMax.getDate()+dmax);
wF.SetMinMax(new Date(dtMin),new Date(dtMax));
g_fnCB = fnCB;
if(eD == g_eC && "block"==dF.style.display){
if(g_eCV != eD.value && GetInputDate(eD.value,g_dFmt)){
wF.SetInputDate(g_day,g_month,g_year);
wF.SetDate(g_day,g_month,g_year);
g_eCV = eD.value;}
else dF.style.display="none";}
else{
if(GetInputDate(eD.value,g_dFmt)){
wF.SetInputDate(g_day,g_month,g_year);
wF.SetDate(g_day,g_month,g_year);}
else if(null != eDP && GetInputDate(eDP.value,g_dFmt)){
wF.SetInputDate(g_day,g_month,g_year);
wF.SetDate(g_day,g_month,g_year);}
else{
var dt = new Date(dtMin);
wF.SetInputDate(-1,-1,-1);
wF.SetDate(dt.getDate(),dt.getMonth()+1,dt.getFullYear());}
dF.style.left = eP.offsetLeft;
//dF.style.left = 13;
var eT = eP.offsetTop;
var eH = eP.offsetHeight;
//var eT = 7;
//var eH = 10;
var dH = dF.style.pixelHeight;
var sT = document.body.scrollTop;
if(eT-dH >= sT && eT+eH+dH > document.body.clientHeight+sT) dF.style.top = eT-dH;
else dF.style.top = eT+eH;
if("none" == dF.style.display)
dF.style.display="block";
g_eC = eD;
g_eCV = eD.value;}}

function SetDate(d,m,y){
var ds = "/";
//g_eC.focus();
g_eC.value = m+ds+d+ds+y;
g_eCV = g_eC.value;
if(null != g_fnCB && "" != g_fnCB)
eval(g_fnCB);}

function GetDowStart() {return 0;}

function GetDOW2(d,m,y){
var dt = new Date(y,m-1,d);
return(dt.getDay()+(7-GetDowStart()))%7;}

function LoadMonths(n){
var dt = new Date();
var m = dt.getMonth()+1;
var y = dt.getFullYear();
var rg = new Array(n);
for(i = 0; i < n; i++){
rg[i] = document.createElement("IMG");
rg[i].src = "images/calendar/w" + GetDOW2(1,m,y) + "d" + GetMonthCount(m,y) + ".gif";m++;
if(12 < m){m = 1;y++;}}}
LoadMonths(12);