function roll_menu(mnu,onoff){if(onoff){mnu.childNodes[0].style.visibility='visible';mnu.childNodes[1].style.visibility='visible';}else{mnu.childNodes[0].style.visibility='hidden';mnu.childNodes[1].style.visibility='hidden';}}
function roll_submenu(mnu,onoff){if(onoff){mnu.className='sbmn_i_on';}else{mnu.className='sbmn_i';}}
function submenu_click(mnu){document.location=mnu.childNodes[0];}
function get_width(itm){var wd=itm.offsetWidth;if(isNaN(wd))
wd=wd.substr(0,wd.length-2);return wd;}
var nds=document.getElementById('mnu').childNodes;for(i=0;i<nds.length;i++){nds[i].onmouseover=function(){roll_menu(this,true);}
nds[i].onmouseout=function(e){roll_menu(this,false);}
if(nds[i].hasChildNodes()){if(get_width(nds[i].childNodes[1])<139)
nds[i].childNodes[1].style.width='139px';var sbnds=nds[i].childNodes[1].childNodes[0].childNodes;for(j=0;j<sbnds.length;j++){if(sbnds[j].className=='sbmn_i'){sbnds[j].onmouseover=function(){roll_submenu(this,true);}
sbnds[j].onmouseout=function(){roll_submenu(this,false);}
sbnds[j].onclick=function(){submenu_click(this);}}}}}