var dover = false;

function mouseEvent(id,e)
{
switch(e)
 {
    case 'o':
	document.getElementById(id).style.display='block';
	 break;
    case 't':
	//document.getElementById(id).style.display='none';
	window.setTimeout("checkDiv('"+id+"')",300);
	 break;
    case 'do':
	dover=true;
	 break;
    case 'dt':
	dover=false;
	window.setTimeout("checkDiv('"+id+"')",300);
	 break;
 }
}


function checkDiv(id)
{
 if(!dover)
	document.getElementById(id).style.display='none';  
}