var opa = 0;
function obsScreen()
{
	opa = 0;
	var obs = document.getElementById('obs');
	if(obs == undefined || obs == null)
	{
		obs = document.createElement('div');
		obs.id = 'obs';
		document.body.appendChild(obs);
	}
	obs.onmousedown = obsScreenMinus;
	obs.onmouseover = obsScreenMinus; 
	obs.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=0)';
	obs.style.opacity = '0';
	
	obs.style.display = 'block';
	setTimeout("obsScreenPlus();",0);
}
function obsScreenPlus()
{
	var obs = document.getElementById('obs');
	obs.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + opa + ')';
	obs.style.opacity = (opa/100);

	opa += 25;
	if(opa < 70)
		setTimeout("obsScreenPlus();",0);
}
function obsScreenMinus()
{
	document.getElementById(menuA).style.height="1px";
	var obs = document.getElementById('obs');
	opa -= 25;
	if(opa > 0)
	{
		obs.style.filter = 'progid:DXImageTransform.Microsoft.Alpha(opacity=' + opa + ')';
		obs.style.opacity = (opa/100);
		setTimeout("obsScreenMinus();",0);
	}
	else
		obs.style.display = 'none';
}
var menuA = '';
			function hideAll()
			{
				var menus = document.getElementsByTagName('div');
				for(i=0;i<menus.length;i++)
				{
					if(menus[i].className == 'subMenuC')
					{
						menus[i].style.height = "0px";
						menus[i].style.display = "none";
					}
				}
			}
			function menuOver(obj, menu)
			{
				hideAll();
				obj.className = 'menuO';
				obj.onmouseout = function(){this.className = 'menuN';}
				var ebj = obj;
				var x = 0; var y = 0;
				while(ebj != undefined && ebj != null)
				{
					if(ebj.offsetLeft) x += ebj.offsetLeft;
					if(ebj.offsetTop) y += ebj.offsetTop;
					ebj = ebj.parentNode;
					if(ebj == null) break;
					if(ebj == undefined) break;
					
				}
				menuA = menu;
				y += 19;
				var menu = document.getElementById(menuA);
				menu.style.display = 'block';
				menu.style.position = 'absolute';
				menu.style.left = x + "px";
				menu.style.top = y + "px";
				if(document.getElementById('obs').style.display == 'none' || document.getElementById('obs').style.display == '')
					obsScreen();
				menu.style.zIndex = "1";
				showMenu();
			}
			function showMenu()
			{
				var menu = document.getElementById(menuA);
				var x = menu.clientWidth;
				var y = menu.clientHeight;
				var y2 = ((menu.getElementsByTagName('tr').length + 1) * 20) + 5;
				if(y < y2)
				{
					y += 10;
					menu.style.height = y;
					setTimeout('showMenu()',0);
				}
			}
			function subMenuOver(obj)
			{
				obj.className = 'subMenuO';
				while(obj)
				{
					obj=obj.parentNode;
					if(obj.tagName == 'div' || obj.tagName == 'DIV')
						break;
				}
				obj.style.display = 'block';
			}
			function subMenuOut(obj)
			{
				obj.className = 'subMenuN';
				while(obj)
				{
					obj=obj.parentNode;
					if(obj.tagName == 'div' || obj.tagName == 'DIV')
						break;
				}
			}
			
function menuabajf1(obj)
			{
				obj.className = 'menuOabajo';
				while(obj)
				{
					obj=obj.parentNode;
					if(obj.tagName == 'div' || obj.tagName == 'DIV')
						break;
				}
				obj.style.display = 'block';
			}
			function menuabajf2out(obj)
			{
				obj.className = 'menuNabajo';
				while(obj)
				{
					obj=obj.parentNode;
					if(obj.tagName == 'div' || obj.tagName == 'DIV')
						break;
				}
			}