activateMenu = function(nav) 
{
	if(document.all && document.getElementById(nav).currentStyle)
	{
  	var navroot = document.getElementById(nav);
    var lis=navroot.getElementsByTagName("LI");
   	for(i=0;i<lis.length;i++)
		{
	    if(lis[i].lastChild.tagName=="UL")
			{
      	lis[i].onmouseover=function()
				{
	        this.lastChild.style.display="block";
        }
        lis[i].onmouseout=function()
				{
        	this.lastChild.style.display="none";
        }
      }
    }
  }
}

window.onload=function()
{
	activateMenu('dmenu');
}