var lastID;function isNull(a){return typeof a=='object'&&!a;}
function isObject(a){return(a&&typeof a=='object')||isFunction(a);}
function findPosX(obj)
{var curleft=0;if(obj.offsetParent)
{while(obj.offsetParent)
{curleft+=obj.offsetLeft
obj=obj.offsetParent;}}
else if(obj.x)
curleft+=obj.x;return curleft;}
function findPosY(obj)
{var curtop=0;if(obj.offsetParent)
{while(obj.offsetParent)
{curtop+=obj.offsetTop
obj=obj.offsetParent;}}
else if(obj.y)
curtop+=obj.y;return curtop;}
function closeMenuOpt(menuobj)
{var mouseX,mouseY,x1,y1,x2,y2;if(menuobj!=null){mouseX=window.event.clientX+document.documentElement.scrollLeft;mouseY=window.event.clientY+document.documentElement.scrollTop;x1=findPosX(menuobj)+1;y1=findPosY(menuobj)+menuobj.offsetHeight;x2=x1;y2=y1;if(menuobj.childNodes.length>1)
{x2=x1+menuobj.childNodes[1].firstChild.clientWidth-1;y2=y1+menuobj.childNodes[1].lastChild.offsetTop+menuobj.childNodes[1].lastChild.offsetHeight-1;}
if(mouseX<=x1||mouseX>=x2||mouseY<=y1||mouseY>=y2){menuobj.className=menuobj.className.replace(" over","");}}}
function closeMenuOpt_Sub(menuobj)
{var mouseX,mouseY,x1,y1,x2,y2;mouseX=window.event.clientX+document.documentElement.scrollLeft;mouseY=window.event.clientY+document.documentElement.scrollTop;x1=findPosX(menuobj);x2=x1+menuobj.clientWidth;y1=findPosY(menuobj);y2=y1+menuobj.offsetHeight;if(mouseX<=x1||mouseX>=x2||mouseY<=y1||mouseY>=y2){menuobj.className=menuobj.className.replace(" over","");}}
startList=function()
{lastID="";if(document.all&&document.getElementById)
{navRoot=document.getElementById("lw_menu");for(i=0;i<navRoot.childNodes.length;i++)
{node=navRoot.childNodes[i];if(node.nodeName=="LI")
{node.onmouseover=function()
{lastID=this.id;if(this.className.indexOf(" over")==-1){this.className+=" over";}}
node.onmouseout=function()
{closeMenuOpt(document.getElementById(this.id));}
if(node.childNodes.length>1)
{for(j=0;j<node.childNodes[1].childNodes.length;j++)
{subnode=node.childNodes[1].childNodes[j];if(subnode.nodeName=="LI")
{subnode.onmouseover=function()
{if(this.className.indexOf(" over")==-1){this.className+=" over";}}
subnode.onmouseout=function()
{closeMenuOpt_Sub(this)}}}}}}}}