function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function BtnOver(obj, path, langId) {
   obj.src=path + "_o_" + langId + ".gif";
}

function BtnOut(obj, path, langId) {
   obj.src=path + "_" + langId + ".gif";
}

function check800(link) {
   var x = screen.width /1024;

   if (x < 1) {
      self.location.href = '../800/' + link;
   }
}

function clickclear(thisfield, defaulttext) {
if (thisfield.value == defaulttext) {
thisfield.value = "";
}
}

function validate_email(field,alerttxt)
{
with (field)
  {
  apos=value.indexOf("@");
  dotpos=value.lastIndexOf(".");
  if (apos<1||dotpos-apos<2) 
    {
    alert(alerttxt);
    return false;
    }
  else
    {
    return true;
    }
  }
}

function validate_form(thisform)
{
  apos=document.forms['signup'].signUp.value.indexOf("@");
  dotpos=document.forms['signup'].signUp.value.lastIndexOf(".");
  if (apos<1||dotpos-apos<2) 
    {
	alert("Not a valid e-mail address!");
	}
  else
    {
    document.forms['signup'].submit();
	}
}