//for resizing images and keeping aspect ratio

function resize(){
  var max_width="625";
  var max_height="450";
  var theImg = document.getElementById('reim');
  var w=theImg.width;
  var h=theImg.height;
  var r=h/w;
            
    if (w>=max_width){
      w=625;
      h=w*r;
    }
    if (h>=max_height){
      h=450;
      w=h/r;
    }
  theImg.width=w;
  theImg.height=h;
}

// for clearing all defaults

function clearDefault(el) {
  if (el.defaultValue==el.value) el.value = ""
}
/*
//Google Tracking
var gaJsHost = (("https:" == document.location.protocol) ? "https://ssl." : "http://www.");
document.write(unescape("%3Cscript src='" + gaJsHost + "google-analytics.com/ga.js' type='text/javascript'%3E%3C/script%3E"));

var pageTracker = _gat._getTracker("UA-XXXXX-X");
pageTracker._initData();
pageTracker._trackPageview();



// An adaptation of Dorcht's cookie functions.

cookie_name="sfnm"
expdays=365

function set_cookie(name, value, expires, path, domain, secure){
if (!expires){expires = new Date()}
document.cookie = name + "=" + escape(value) +
((expires == null) ? "" : "; expires=" + expires.toGMTString()) +
((path == null) ? "" : "; path=" + path) +
((domain == null) ? "" : "; domain=" + domain) +
((secure == null) ? "" : "; secure");
}

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 var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}


function get_cookie(name) {
var arg = name + "=";
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen) {
var j = i + alen;
if (document.cookie.substring(i, j) == arg){
return get_cookie_val(j);
}
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0) break;
}
return null;
}

function get_cookie_val(offset){
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1)
endstr = document.cookie.length;
return unescape(document.cookie.substring(offset, endstr));
}

function delete_cookie(name,path,domain){
document.cookie = name + "=" +
((path == null) ? "" : "; path=" + path) +
((domain == null) ? "" : "; domain=" + domain) +
"; expires=Thu, 01-Jan-00 00:00:01 GMT";
}


function saving_cookie(){
var expdate = new Date ();
expdate.setTime (expdate.getTime() + (expdays*24*60*60*1000));

var logv = document.signin.username.value;

set_cookie(cookie_name,logv,expdate)
}


function get_cookie_data(){
inf=get_cookie(cookie_name)
if(!inf){
document.getElementById("display1").style.display="inline"
}
else{
document.getElementById("display2").style.display="inline"
}
}
*/

	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;
}


// Show and Hide divs
function ShowHide(elementId){
	var element = document.getElementById(elementId);
	if(element.style.display != "inline")
	{
		element.style.display = "inline";
	}
	else
	{
		element.style.display = "none";
	}
}

oldTextAry = new Array();

function changeText (fieldObj, newTexStr) {
if (newTexStr == fieldObj.innerHTML) {
fieldObj.innerHTML = oldTextAry[fieldObj.id];
} else {
oldTextAry[fieldObj.id] = fieldObj.innerHTML;
fieldObj.innerHTML = newTexStr;
}
}