// BUILD CALENDAR
// these are labels for the days of the week
cal_days_labels = ['Su', 'Mo', 'Tu', 'We', 'Th', 'Fr', 'Sa'];
 
// these are human-readable month name labels, in order
cal_months_labels = ['January', 'February', 'March', 'April',
                     'May', 'June', 'July', 'August', 'September',
                     'October', 'November', 'December'];
 
// these are the days of the week for each month, in order
cal_days_in_month = [31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
 
// this is the current date
cal_current_date = new Date(); 
 
function Calendar(month, year) {
  this.month = (isNaN(month) || month == null) ? cal_current_date.getMonth() : month;
  this.year  = (isNaN(year) || year == null) ? cal_current_date.getFullYear() : year;
  this.html = '';
}
 
Calendar.prototype.generateHTML = function(){
 
  // get first day of month
  var firstDay = new Date(this.year, this.month, 1);
  var startingDay = firstDay.getDay();
  
  // find number of days in month
  var monthLength = cal_days_in_month[this.month];
  
  // compensate for leap year
  if (this.month == 1) { // February only!
    if((this.year % 4 == 0 && this.year % 100 != 0) || this.year % 400 == 0){
      monthLength = 29;
    }
  }
  
  // do the header
  var monthName = cal_months_labels[this.month]
  var html = '<table class="calendar-table">';
  html += '<tr><th colspan="7"><a href="calendar/">';
  html +=  monthName + "&nbsp;" + this.year;
  html += '</a></th></tr>';
  html += '<tr class="calendar-header">';
  for(var i = 0; i <= 6; i++ ){
    html += '<td class="calendar-header-day"><a href="calendar/">';
    html += cal_days_labels[i];
    html += '</a></td>';
  }
  html += '</tr><tr>';
 
  // fill in the days
  var day = 1;
  // this loop is for is weeks (rows)
  for (var i = 0; i < 9; i++) {
    // this loop is for weekdays (cells)
    for (var j = 0; j <= 6; j++) { 
      html += '<td class="calendar-day"><a href="calendar/">';
      if (day <= monthLength && (i > 0 || j >= startingDay)) {
        html += day;
        day++;
      }
      html += '&nbsp;</a></td>';
    }
    // stop making rows if we've run out of days
    if (day > monthLength) {
      break;
    } else {
      html += '</tr><tr>';
    }
  }
  html += '</tr></table>';
 
  this.html = html;
}
 
Calendar.prototype.getHTML = function() {
  return this.html;
}

// CLEARS NEWSLETTER SIGN-UP FIELD ON FOCUS
function clearEmailField(field) {
	if (field.value == 'Enter your email address...') {
		field.value = '';
	}
}

// SUCKERFISH MENU CODE COURTESY OF PATRICK GRIFFITHS AND DAN WEBB
function startList() {
	if (document.all && document.getElementById) {
		navRoot = document.getElementById("nav").childNodes[0];
		for (i = 0; i< navRoot.childNodes.length; i++) {
			node = navRoot.childNodes[i];
			if (node.nodeName == "LI") {
				node.onmouseover = function() {
					this.className += " over";
  				}
  				node.onmouseout = function() {
  					this.className = this.className.replace(" over", "");
   				}
   			}
  		}
 	}
}
//window.onload=startList;