function rollover (lnkObj)
{
	var imgObj = lnkObj.getElementsByTagName('img')[0];
	var margin = imgObj.height/2;
	if(imgObj.style.marginTop=="-"+margin+"px")imgObj.style.marginTop='';
	else imgObj.style.marginTop="-"+margin+"px";
}
function showInfo(divObj)
{
	var blockObj = divObj.getElementsByTagName('div')[0];
	if(blockObj.style.display=='block')blockObj.style.display='';
	else blockObj.style.display='block';
}

var showMenu = 0;

function dmenuHide(){
	showMenu=0;
	setTimeout("menuClose()",1000);
}
function dmenuShow(){
	document.getElementById('dmenu').style.display='block';
	showMenu=1;
}
function menuClose(){
	if(!showMenu)document.getElementById('dmenu').style.display='';
}