function HideandUNhideObj(i)
    {
    nav=document.getElementById('div'+i).style;con=document.getElementById('ul'+i);

if(nav.display=="none"){nav.display='block';con.onmouseout=function(evt){if(checkMouseLeave(this,evt)){i=parseInt(this.id.substr(2));nav=document.getElementById('div'+i).style;nav.display='none';}}}else{nav.display='none';con.onmouseout=function(evt){if(checkMouseLeave(this,evt)){i=parseInt(this.id.substr(2));nav=document.getElementById('div'+i).style;nav.display='none';}}}

function checkMouseLeave(element,evt){evt=(evt)?evt:((window.event)?window.event:"");window.status=evt;if(evt.relatedTarget){return!containsDOM(element,evt.relatedTarget);}else{if(element.contains(evt.toElement)){return(false);}else{return(true);}}}

}

function containsDOM(container,containee){var isParent=false;do{if((isParent=container==containee))
break;containee=containee.parentNode;}
while(containee!=null);return isParent;}