function setCookie(c_name,value,expiredays)
{
var exdate=new Date();
exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=");
  if (c_start!=-1)
    {
    c_start=c_start + c_name.length+1;
    c_end=document.cookie.indexOf(";",c_start);
    if (c_end==-1) c_end=document.cookie.length;
    return unescape(document.cookie.substring(c_start,c_end));
    }
  }
return "";
}


function setContentHeight()
{
//GET VIEWPORT
 var viewportwidth;
 var viewportheight;
 
// the more standards compliant browsers (mozilla/netscape/opera/IE7) use window.innerWidth and window.innerHeight
 
 if (typeof window.innerWidth != 'undefined')
 {
      viewportwidth = window.innerWidth,
      viewportheight = window.innerHeight
 }
 
// IE6 in standards compliant mode (i.e. with a valid doctype as the first line in the document)

 else if (typeof document.documentElement != 'undefined'
     && typeof document.documentElement.clientWidth !=
     'undefined' && document.documentElement.clientWidth != 0)
 {
       viewportwidth = document.documentElement.clientWidth,
       viewportheight = document.documentElement.clientHeight
 }
 
// older versions of IE
 
 else
 {
       viewportwidth = document.getElementsByTagName('body')[0].clientWidth,
       viewportheight = document.getElementsByTagName('body')[0].clientHeight
 }

//get height for content
var contentHeight = viewportheight - 420;
//ensure min height
if (contentHeight < 170) {contentHeight = 170;}
//on smaller viewports, give a bit more content. that's more important than copyright footer
if (contentHeight < 300) {contentHeight = contentHeight + 50};
//set height on content element
var contentElement = document.getElementById('content');
contentElement.style.height = contentHeight + 'px';
//for older browsers: reinitialise flexcroll scrollbar
if (contentElement.scrollUpdate) {contentElement.scrollUpdate();}
//set a cookie for page loads, to set height immediately
setCookie('h',contentHeight,365);
}
var resizeTimeoutId;

function window_resize(e) {
     window.clearTimeout(resizeTimeoutId);
     resizeTimeoutId = window.setTimeout('setContentHeight();', 10);
}