function setTextBoxFocus(formName)
{
   for (var i = 0; i < document.forms[formName].elements.length; i++)
   {
      if (document.forms[formName].elements[i].type == "text" 
      || document.forms[formName].elements[i].type == "textbox"
      || document.forms[formName].elements[i].type == "password")
      {      
         document.forms[formName].elements[i].focus();
         break;
      }
   }
}