var useBSNns;if(useBSNns)
{if(typeof(bsn)=="undefined")
bsn={}
_bsn=bsn;}
else
{_bsn=this;}
if(typeof(_bsn.DOM)=="undefined")
_bsn.DOM={}
_bsn.AutoSuggest=function(fldID,param)
{if(!document.getElementById)
return false;this.fld=_bsn.DOM.getElement(fldID);if(!this.fld)
return false;this.nInputChars=0;this.aSuggestions=[];this.iHighlighted=0;this.oP=(param)?param:{};if(!this.oP.minchars)this.oP.minchars=1;if(!this.oP.method)this.oP.meth="get";if(!this.oP.varname)this.oP.varname="input";if(!this.oP.className)this.oP.className="autosuggest";if(!this.oP.timeout)this.oP.timeout=100000000;if(!this.oP.delay)this.oP.delay=100;if(!this.oP.maxheight&&this.oP.maxheight!==0)this.oP.maxheight=250;if(!this.oP.cache)this.oP.cache=true;var pointer=this;this.fld.onkeyup=function(){pointer.getSuggestions(this.value)};this.fld.setAttribute("autocomplete","off");}
_bsn.AutoSuggest.prototype.getSuggestions=function(val)
{if(val.length==this.nInputChars)
return false;if(val.length<this.oP.minchars)
{this.nInputChars=val.length;this.aSuggestions=[];this.clearSuggestions();return false;}
if(val.length>this.nInputChars&&this.aSuggestions.length&&this.oP.cache)
{var arr=[];for(var i=0;i<this.aSuggestions.length;i++)
{if(this.aSuggestions[i].substr(0,val.length).toLowerCase()==val.toLowerCase())
arr.push(this.aSuggestions[i]);}
this.nInputChars=val.length;this.aSuggestions=arr;this.createList(this.aSuggestions);return false;}
this.nInputChars=val.length;var pointer=this;clearTimeout(this.ajID);this.ajID=setTimeout(function(){pointer.doAjaxRequest()},this.oP.delay);return false;}
_bsn.AutoSuggest.prototype.doAjaxRequest=function()
{var pointer=this;var url=this.oP.script+this.oP.varname+"="+escape(this.fld.value);var meth=this.oP.meth;var onSuccessFunc=function(req){pointer.setSuggestions(req)};var onErrorFunc=function(status){};var myAjax=new _bsn.Ajax;myAjax.makeRequest(url,meth,onSuccessFunc,onErrorFunc);}
_bsn.AutoSuggest.prototype.setSuggestions=function(req)
{var xml=req.responseXML;this.aSuggestions=[];var results=xml.getElementsByTagName('results')[0].childNodes;for(var i=0;i<results.length;i++)
{if(results[i].hasChildNodes())
this.aSuggestions.push(results[i].childNodes[0].nodeValue);}
this.idAs="as_"+this.fld.id;this.createList(this.aSuggestions);}
_bsn.AutoSuggest.prototype.createList=function(arr)
{this.clearSuggestions();var ul=_bsn.DOM.createElement("ul",{id:this.idAs,className:this.oP.className});var pointer=this;for(var i=0;i<arr.length;i++)
{var a=_bsn.DOM.createElement("a",{href:"#"},arr[i]);a.onclick=function(){pointer.setValue(this.childNodes[0].nodeValue);return false;}
var li=_bsn.DOM.createElement("li",{},a);ul.appendChild(li);}
var pos=_bsn.DOM.getPos(this.fld);ul.style.left=pos.x+"px";ul.style.top=(pos.y+this.fld.offsetHeight)+"px";ul.style.width=this.fld.offsetWidth+"px";ul.onmouseover=function(){pointer.killTimeout()}
ul.onmouseout=function(){pointer.resetTimeout()}
document.getElementsByTagName("body")[0].appendChild(ul);if(ul.offsetHeight>this.oP.maxheight&&this.oP.maxheight!=0)
{ul.style['height']=this.oP.maxheight;}
var TAB=9;var ESC=27;var KEYUP=38;var KEYDN=40;var RETURN=13;this.fld.onkeydown=function(ev)
{var key=(window.event)?window.event.keyCode:ev.keyCode;switch(key)
{case TAB:pointer.setHighlightedValue();break;case ESC:pointer.clearSuggestions();break;case KEYUP:pointer.changeHighlight(key);return false;break;case KEYDN:pointer.changeHighlight(key);return false;break;case RETURN:pointer.setHighlightedValue();break;}};this.iHighlighted=0;clearTimeout(this.toID);var pointer=this;this.toID=setTimeout(function(){pointer.clearSuggestions()},this.oP.timeout);}
_bsn.AutoSuggest.prototype.changeHighlight=function(key)
{var list=_bsn.DOM.getElement(this.idAs);if(!list)
return false;if(this.iHighlighted>0)
list.childNodes[this.iHighlighted-1].className="";if(key==40)
this.iHighlighted++;else if(key=38)
this.iHighlighted--;if(this.iHighlighted>list.childNodes.length)
this.iHighlighted=list.childNodes.length;if(this.iHighlighted<1)
this.iHighlighted=1;list.childNodes[this.iHighlighted-1].className="highlight";this.killTimeout();}
_bsn.AutoSuggest.prototype.killTimeout=function()
{clearTimeout(this.toID);}
_bsn.AutoSuggest.prototype.resetTimeout=function()
{clearTimeout(this.toID);var pointer=this;this.toID=setTimeout(function(){pointer.clearSuggestions()},1000);}
_bsn.AutoSuggest.prototype.clearSuggestions=function()
{if(document.getElementById(this.idAs))
_bsn.DOM.removeElement(this.idAs);this.fld.onkeydown=null;}
_bsn.AutoSuggest.prototype.setHighlightedValue=function()
{if(this.iHighlighted)
{this.fld.value=document.getElementById(this.idAs).childNodes[this.iHighlighted-1].firstChild.firstChild.nodeValue;this.killTimeout();this.clearSuggestions();}}
_bsn.AutoSuggest.prototype.setValue=function(val)
{this.fld.value=val;this.resetTimeout();}