var menu_tmr;
var hide_delay = 500;
var cur_sub = null;

function ShowMenu(element, sub_menu){
	if(cur_sub != null && cur_sub != sub_menu){
		cur_sub.style.display="none";
	}	
		
	cancelHide();
	cur_sub = document.getElementById(sub_menu);
	cur_sub.style.left = GetAbsoluteLeft(element) + GetLeftAmendment() + 'px';		
	cur_sub.style.top = GetAbsoluteTop(element) + GetTopAmendment() + 'px';
	cur_sub.style.display="block";
}

function GetTopAmendment(){
	if(navigator.appName.substring(0,2) == "Mi"){
		//for ie
		return 0;
	}
	else if(navigator.appName == 'Opera'){
		//for opera
		return 0;
	}
	else{
		//for other
		return -12;
	}
}
function GetLeftAmendment(){
	if(navigator.appName.substring(0,2) == "Mi"){
		//for ie
		return +139;
	}
	else if(navigator.appName == 'Opera'){
		//for opera
		return +179;
	}
	else{
		//for other
		return +179;
	}
}

function hideMenu(){menu_tmr =setTimeout("cur_sub.style.display = 'none'",hide_delay)}

function cancelHide(){
	clearTimeout(menu_tmr);
}