var canfocus=false;
var vs=parseInt(navigator.appVersion);
var appname=navigator.appName;
if ((appname=="Nescape") && (vs>2))
{
 canfocus=true;
 canfocus=true;
}
if ((appname=="Microsoft Internet Explorer") && (vs>3))
{
}
function jumppage(newLoc){
        newPage = newLoc.options[newLoc.selectedIndex].value;
        if (newPage != ""){
        window.location.href = newPage;
        }
}
function isEmailAddr(email)
{
  var result = false;
  var theStr = new String(email);
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function opennew(tenfile,tencuaso)
{
 var cuaso=window.open(tenfile,tencuaso,"height=465,width=750,top=10,left=20,scrollbars");
 if (canfocus)
 {
  cuaso.focus();
 }
}
//-->
function chon(id){
  id.bgColor="#e1e1e1";
}
function nochon(id){
  id.bgColor="#FFFFFF";
}