/*styleswitcher script from a list apart by Paul Sowden */

function setActiveStyleSheet(title) {
  var i, a, main;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title")) {
      a.disabled = true;
      if(a.getAttribute("title") == title) a.disabled = false;
    }
  }
}

function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

function createCookie(name,value,days) {
  if (days) {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    var expires = "; expires="+date.toGMTString();
  }
  else expires = "";
  document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name) {
  var nameEQ = name + "=";
  var ca = document.cookie.split(';');
  for(var i=0;i < ca.length;i++) {
    var c = ca[i];
    while (c.charAt(0)==' ') c = c.substring(1,c.length);
    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  }
  return null;
}

window.onload = function(e) {
  var cookie = readCookie("style");
  var title = cookie ? cookie : getPreferredStyleSheet();
  setActiveStyleSheet(title);
	

}

window.onunload = function(e) {
  var title = getActiveStyleSheet();
  createCookie("style", title, 30);
}

var cookie = readCookie("style");
var title = cookie ? cookie : getPreferredStyleSheet();
setActiveStyleSheet(title);

/* end styleswitcher script */

/* submenu script */

function toggleMenu(currMenu) {
			if (document.getElementById) {
				thisMenu = document.getElementById(currMenu).style;
				if (thisMenu.display == "block") {
					thisMenu.display = "none";
				}
				else {
					thisMenu.display = "block";
				}
				return false;
			}
			else {
				return true;
			}
		}

/* end submenu script */

/* display window script */

leftPos=0;
if (screen) {
	leftPos=screen.width-400;
}
function newWindow(displaywin) {
	displayWindow=window.open(displaywin, "diswin", "width=380,height=400,left="+leftPos+",top=60,toolbar=no,location=0,directories=0,status=1,scrollbars=0,resizable=1");
	displayWindow.document.write('<html><head><title>Display Window for Larger Image<\/title><link rel="stylesheet" type="text/css" media="all" href="rhstyle.css" \/><\/head><body><img src="'+ displaywin + '" alt="larger image of thumbnail selected"><p class="small"><a href="#" onclick="javascript:window.close();return false;">close window<\/a><\/p><\/body>')

	displayWindow.document.close(displaywin);
	displayWindow.focus(displaywin);
}

/* end window script */

/*variables for today's date*/
	dayName = new Array ("Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday")
	monName = new Array ("January", "February", "March", "April", "May", "June", "July", "August", "September", "October", "November", "December")

	now = new Date
/*end variables for today's date*/
