var useBSNns;if(useBSNns)
{if(typeof(bsn)=="undefined")
bsn={}
_bsn=bsn;}
else
{_bsn=this;}
if(typeof(_bsn.DOM)=="undefined")
_bsn.DOM={}
_bsn.DOM.createElement=function(type,attr,cont,html)
{var ne=document.createElement(type);if(!ne)
return false;for(var a in attr)
ne[a]=attr[a];if(typeof(cont)=="string"&&!html)
ne.appendChild(document.createTextNode(cont));else if(typeof(cont)=="string"&&html)
ne.innerHTML=cont;else if(typeof(cont)=="object")
ne.appendChild(cont);return ne;}
_bsn.DOM.clearElement=function(id)
{var ele=this.getElement(id);if(!ele)
return false;while(ele.childNodes.length)
ele.removeChild(ele.childNodes[0]);return true;}
_bsn.DOM.removeElement=function(ele)
{var e=this.getElement(ele);if(!e)
return false;else if(e.parentNode.removeChild(e))
return true;else
return false;}
_bsn.DOM.replaceContent=function(id,cont,html)
{var ele=this.getElement(id);if(!ele)
return false;this.clearElement(ele);if(typeof(cont)=="string"&&!html)
ele.appendChild(document.createTextNode(cont));else if(typeof(cont)=="string"&&html)
ele.innerHTML=cont;else if(typeof(cont)=="object")
ele.appendChild(cont);}
_bsn.DOM.getElement=function(ele)
{if(typeof(ele)=="undefined")
{return false;}
else if(typeof(ele)=="string")
{var re=document.getElementById(ele);if(!re)
return false;else if(typeof(re.appendChild)!="undefined"){return re;}else{return false;}}
else if(typeof(ele.appendChild)!="undefined")
return ele;else
return false;}
_bsn.DOM.appendChildren=function(id,arr)
{var ele=this.getElement(id);if(!ele)
return false;if(typeof(arr)!="object")
return false;for(var i=0;i<arr.length;i++)
{var cont=arr[i];if(typeof(cont)=="string")
ele.appendChild(document.createTextNode(cont));else if(typeof(cont)=="object")
ele.appendChild(cont);}}
_bsn.DOM.createSelect=function(attr,opt,sel)
{var select=this.createElement('select',attr);for(var a in opt)
{var o={id:a};if(a==sel)o.selected="selected";select.appendChild(this.createElement('option',o,opt[a]));}
return select;}
_bsn.DOM.getPos=function(ele)
{var ele=this.getElement(ele);var obj=ele;var curleft=0;if(obj.offsetParent)
{while(obj.offsetParent)
{curleft+=obj.offsetLeft
obj=obj.offsetParent;}}
else if(obj.x)
curleft+=obj.x;var obj=ele;var curtop=0;if(obj.offsetParent)
{while(obj.offsetParent)
{curtop+=obj.offsetTop
obj=obj.offsetParent;}}
else if(obj.y)
curtop+=obj.y;return{x:curleft,y:curtop}}