var mouseup_event=0; var mousedown_event=1; var mouseover_event=2; var mouseout_event=3; var mousemove_event=4; var keyup_event=5;   var BROWSER_GECKO=0; var BROWSER_IE=1; var BROWSER_OPERA=2; var BROWSER_DUNNO=3;   var browser; var browser_name=navigator.userAgent; if (browser_name.indexOf('Gecko') != -1)   browser=BROWSER_GECKO; else if (browser_name.indexOf('MSIE') != -1)   browser=BROWSER_IE; else if (browser_name.indexOf('Opera') != -1)   browser=BROWSER_OPERA; else   browser=BROWSER_DUNNO;       function gbi(elem)  {   return document.getElementById(elem); }      function elem_exists(elem)  {   return (gbi(elem) != undefined); }    function set_textbox_text(elem, text)  {   if (!elem_exists(elem) )   {    alert('trying to set non existant field ' + elem);   return;  }   gbi(elem).value=text; }    function set_div_text(elem, text)  {   if (!elem_exists(elem) )   {    alert('trying to set non existant field ' + elem);   return;  }   gbi(elem).firstChild.data=text; }    function addEvent(event,funct)  {   if(window.addEventListener)    document.addEventListener(event, funct, false);   else     document.attachEvent("on"+event,funct); }    function detachEvent(event, funct)  {   if(window.addEventListener)    document.removeEventListener(event, funct, false);   else     document.detachEvent("on"+event,funct); }      function KeyUp_UserInputVerifier(e)  {   targ=getEventTarget(e, keyup_event);  if (targ.type)    UserInputVerifier(targ); }        function MouseUp_UserInputVerifier(e)  {   if (!e) var e=window.event;  var targ=null;  if (window.getSelection)      targ=e.target;  else    targ=e.srcElement;  if (targ.type)    UserInputVerifier(targ); }        function UserInputVerifier(targ)  {   if (targ.type)   {    if (targ.type == "text" || targ.type == "textarea" || targ.type == "password")    {     if (!validateString(targ.value) )     {      showBannedMessage();     targ.value=cleanString(targ.value);    }    }   }  }    function validateString(_str)  {     var str=new String(_str);  if (str.indexOf('<') >= 0 || str.indexOf('>') >= 0 || str.indexOf(';') >= 0 || str.indexOf('|') >= 0)    return false;  return true; }    function cleanString(_str)  {   _str=_str.replace(/</g, '');  _str=_str.replace(/>/g, '');  _str=_str.replace(/;/g, '');  _str=_str.replace(/\|/g, '');  return _str; }    function showBannedMessage()  {   alert('sorry - we do not allow the < > | or ;characters'); }    function compareNoCase(param1, param2)  {   var str1=param1.toUpperCase();  var str2=param2.toUpperCase();    if (str1[str1.length-1] == ' ' )    str1=str1.substr(0, str1.length-1);  if (str2[str2.length-1] == ' ' )    str2=str2.substr(0, str2.length-1);  return (str1 == str2); }          function getElementsByClassName(cl)  {   var retnode=[];  var myclass=new RegExp('\\b'+cl+'\\b');  var elem=document.body.getElementsByTagName('*');  for (var i=0;i < elem.length;i++)    {    var classes=elem[i].className;     if (myclass.test(classes))     {     retnode.push(elem[i]);   }   }   return retnode; }     function getEventTarget(e, ev_type)  {   var ev=e;  if (!e)    var ev=window.event;    if (browser != BROWSER_IE)    return ev.target;    switch (ev_type)   {   case mousedown_event:   case mouseup_event:   case mousemove_event:   case keyup_event:    return e.srcElement;  case mouseover_event:    return e.relatedTarget||e.toElement;  case mouseout_event:    return e.relatedTarget||e.fromElement;  }  }        function disable_drag_select(e)  {      if (browser == BROWSER_GECKO)   {    if (window['getSelection'])    {     window.getSelection().removeAllRanges();   }   }   else   {   var targ=getEventTarget(e, mouseup_event);  if (targ.type)   {    if (targ.type == "text" || targ.type == "textarea" || targ.type == "password")    return;  }      if(document.selection)    {     if(document.selection.empty)     {      document.selection.empty();    }     else if(document.selection.clear)     {      document.selection.clear();    }    }   }   }    function create_email(to, cc, subject, body)  {  var str="mailto:" + to + "?cc=" + cc + "&subject=" + subject + "&body="+body; var w=window.open(str); if (browser == BROWSER_GECKO)   w.close(); }