function openWin(url,name,iwidth,iheight) 
{
   popupWin = window.open(url, name,"resizable=yes,scrollbars=yes,width="+iwidth+",height="+iheight);
}



function ValidateEmail(myForm) 
{  
apos=myForm.email.value.indexOf("@")
dotpos=myForm.email.value.lastIndexOf(".")

if (apos<1||dotpos-apos<2) 
  {
  alert("Please enter a valid email address")
  myForm.email.focus()
  return false
  }
else 
  {
  return true
  }
}