live_help={request_interval:3000,inv_mess:new Array(),start_timer:function(func)
{if(this._timer){clearInterval(this._timer);}
this._timer=setTimeout(function(){func[0][func[1]]();},this.request_interval);},construct_popup_params:function(params)
{var param_arr=[];for(param in params){param_arr[param_arr.length]=param+'='+params[param];}
return param_arr.join(',');},get_popup_params:function(overload)
{var params={width:600,height:435,status:'yes',resizable:'yes',scrollbars:'no',location:'no',inv_mess:Array()}
params.screenX=(screen.width-params.width)/2;params.screenY=(screen.height-params.height)/2;params.top=params.screenX-30;params.left=params.screenY;if(overload!=undefined){for(var param in overload){params[param]=overload[param];}}
return this.construct_popup_params(params)},parse_xml:function(xml)
{if(xml.length==0){return false;}
var data={};if(window.ActiveXObject){data=new ActiveXObject("Microsoft.XMLDOM");data.async='false';data.loadXML(xml);}else{var parser=new DOMParser();data=parser.parseFromString(xml,"text/xml");}
return data;},get_subnode_value:function(parent_node,subnode_name)
{var value='';try{var node=parent_node.getElementsByTagName(subnode_name)[0].firstChild;if(node.nodeType==Node.TEXT_NODE){value=node.nodeValue;}else{value=[node.tagName,node.firstChild.nodeValue];}}finally{return value;}}}
if(!window.Node||!Node.ELEMENT_NODE){Node={ELEMENT_NODE:1,ATTRIBUTE_NODE:2,TEXT_NODE:3,CDATA_SECTION_NODE:4,ENTITY_REFERENCE_NODE:5,ENTITY_NODE:6,PROCESSING_INSTRUCTION_NODE:7,COMMENT_NODE:8,DOCUMENT_NODE:9,DOCUMENT_TYPE_NODE:10,DOCUMENT_FRAGMENT_NODE:11,NOTATION_NODE:12}}
