var url = "xmlgetDateRange.php?param=";
function change_range()
  {
    var choose_date_range = document.getElementById("choose_date_range").value;
    if (choose_date_range > 0 && choose_date_range < 10)
      {
        http.open("GET", url + escape(choose_date_range), true);
        http.onreadystatechange = handleHttpResponse;
        http.send(null);
      }
  }


function make_custom()
{
  document.date_range.choose_date_range[9].selected = 1;
}

function handleHttpResponse() {
  if (http.readyState == 4) {
    var results = http.responseText.split("*");
    var startmonth = results[0];
    var startday = results[1];
    var startyear = results[2];
    var endmonth = results[3];
    var endday = results[4];
    var endyear = results[5];
    var startmonthchoice = startmonth - 1;
    var endmonthchoice = endmonth - 1;
    var startyearchoice = '';
    var endyearchoice = '';
    
    document.date_range.startmonth[startmonthchoice].selected = 1;
    document.date_range.endmonth[endmonthchoice].selected = 1;
    
    var startdaychoice = startday - 1;
    var enddaychoice = endday - 1;
    document.date_range.startday[startdaychoice].selected = 1;
    document.date_range.endday[enddaychoice].selected = 1;
    
    var i = '2004';
    var i2 = '0';
    while (i <= 2010)
      {
        if (i == startyear)
          {  document.date_range.startyear[i2].selected = 1;  }
        i++;
        i2++;
      }
      
    i = '2004';
    i2 = '0';
    while (i <= 2010)
      {
        if (i == endyear)
          {  document.date_range.endyear[i2].selected = 1;  }
        i++;
        i2++;
      }
       
   }
}

var url2 = "xmlgetWaterLog.php?param=";
function addwater()
  {
    var water_log_date = document.getElementById("waterlogdate_up").value;
    var addwater = 1;
    var param = water_log_date.concat('*').concat(addwater);
    if (water_log_date > 0)
      {
        http.open("GET", url2 + escape(param), true);
        http.onreadystatechange = handleHttpResponse2;
        http.send(null);
      }
  }

function deletewater()
  {
    var water_log_date = document.getElementById("waterlogdate_down").value;
    var addwater = 2;
    var param = water_log_date.concat('*').concat(addwater);
    if (water_log_date > 0)
      {
        http.open("GET", url2 + escape(param), true);
        http.onreadystatechange = handleHttpResponse2;
        http.send(null);
      }
  }


function handleHttpResponse2() {
  if (http.readyState == 4) {
    var results = http.responseText.split("*");
    var watercount = results[0];
    var glasssource = 'graphics/userhome/glass'.concat(watercount).concat('.gif');    
    document.glass.src = glasssource;
   }
}


function getHTTPObject() {
  var xmlhttp;
  /*@cc_on
  @if (@_jscript_version >= 5)
    try {
      xmlhttp = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      try {
        xmlhttp = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (E) {
        xmlhttp = false;
      }
    }
  @else
  xmlhttp = false;
  @end @*/
  if (!xmlhttp && typeof XMLHttpRequest != 'undefined') {
    try {
      xmlhttp = new XMLHttpRequest();
    } catch (e) {
      xmlhttp = false;
    }
  }
  return xmlhttp;
}
var http = getHTTPObject();