function menu1(){
	var butt = document.getElementById('menu1');
	var el = document.getElementById('menu1-1');
	var etop = eleft = 0;
	var obj = butt;
    while(obj.offsetParent){
		etop += obj.offsetTop;
        eleft += obj.offsetLeft;
    	obj = obj.offsetParent;
	}
	el.style.top = etop + 'px';
	el.style.left = eleft + 'px';
	el.style.display = 'block';
	el.onmouseout = function(){ el.style.display = 'none' }
	el.onmouseover = function(){ el.style.display = 'block' }
	butt.onmouseout = function(){ el.style.display = 'none' }
}
function menu2(){
	var butt = document.getElementById('menu2');
	var el = document.getElementById('menu2-2');
	var etop = eleft = 0;
	var obj = butt;
    while(obj.offsetParent){
		etop += obj.offsetTop;
        eleft += obj.offsetLeft;
    	obj = obj.offsetParent;
	}
	el.style.top = etop + 'px';
	el.style.left = eleft + 'px';
	el.style.display = 'block';
	el.onmouseout = function(){ el.style.display = 'none' }
	el.onmouseover = function(){ el.style.display = 'block' }
	butt.onmouseout = function(){ el.style.display = 'none' }
}
function menu3(){
	var butt = document.getElementById('menu3');
	var el = document.getElementById('menu3-3');
	var etop = eleft = 0;
	var obj = butt;
    while(obj.offsetParent){
		etop += obj.offsetTop;
        eleft += obj.offsetLeft;
    	obj = obj.offsetParent;
	}
	el.style.top = etop + 'px';
	el.style.left = eleft + 'px';
	el.style.display = 'block';
	el.onmouseout = function(){ el.style.display = 'none' }
	el.onmouseover = function(){ el.style.display = 'block' }
	butt.onmouseout = function(){ el.style.display = 'none' }
}
function menu4(){
	var butt = document.getElementById('menu4');
	var el = document.getElementById('menu4-4');
	var etop = eleft = 0;
	var obj = butt;
    while(obj.offsetParent){
		etop += obj.offsetTop;
        eleft += obj.offsetLeft;
    	obj = obj.offsetParent;
	}
	el.style.top = etop + 'px';
	el.style.left = eleft + 'px';
	el.style.display = 'block';
	el.onmouseout = function(){ el.style.display = 'none' }
	el.onmouseover = function(){ el.style.display = 'block' }
	butt.onmouseout = function(){ el.style.display = 'none' }
}