/* formexp.js compiled from X 4.0 with XC 0.27b.
   Distributed by GNU LGPL.
   For copyrights, license,
   documentation and more visit Cross-Browser.com */
var xOp7Up,xOp6Dn,xIE4Up,xIE4,xIE5,xNN4,xUA=navigator.userAgent.toLowerCase();
if(window.opera)
  {var i=xUA.indexOf('opera');
  if(i!=-1)
    {var v=parseInt(xUA.charAt(i+6));
         xOp7Up=v>=7;xOp6Dn=v<7;}
    }else if(navigator.vendor!='KDE' && document.all && xUA.indexOf('msie')!=-1)
            {xIE4Up=parseFloat(navigator.appVersion)>=4;xIE4=xUA.indexOf('msie 4')!=-1;xIE5=xUA.indexOf('msie 5')!=-1;}
     else if(document.layers)
            {xNN4=true;}
     xMac=xUA.indexOf('mac')!=-1;

function xDef()
{for(var i=0; i<arguments.length; ++i)
   {if(typeof(arguments[i])=='undefined') return false;}
   return true;}

function xDisplay(e,s)
{if(!(e=xGetElementById(e)))
    return null;
    if(e.style && xDef(e.style.display))
    {if (xStr(s)) e.style.display = s;
     return e.style.display;}
     return null;}

function xGetElementById(e)
{if(typeof(e)!='string')
    return e;
	 if(document.getElementById) e=document.getElementById(e);
	 else if(document.all) e=document.all[e];
	 else e=null;
	 return e;}

function xStr(s)
{for(var i=0; i<arguments.length; ++i)
    {if(typeof(arguments[i])!='string')
        return false;}
 return true;}