posicao = function(id,l,t)
{
	var obj = this;
	var o = document.getElementById(id);
	
	jQuery(o).css({"z-index": "102",
				   "position": "absolute"});
	
	this.getPageScrollTop = function()
	{
		var yScrolltop;
		var xScrollleft;
		if (self.pageYOffset || self.pageXOffset)
		{
			yScrolltop = self.pageYOffset;
			xScrollleft = self.pageXOffset;
		}
		else if(document.documentElement && document.documentElement.scrollTop || document.documentElement.scrollLeft )
		{	 // Explorer 6 Strict
			yScrolltop = document.documentElement.scrollTop;
			xScrollleft = document.documentElement.scrollLeft;
		}
		else if(document.body)
		{// all other Explorers
			yScrolltop = document.body.scrollTop;
			xScrollleft = document.body.scrollLeft;
		}
		arrayPageScroll = new Array(xScrollleft,yScrolltop) 
		return arrayPageScroll;
	};
	
	this.position = function()
	{
		var arrayPageScroll = obj.getPageScrollTop();
		jQuery(o).css({left: (arrayPageScroll[0] + l), top: (arrayPageScroll[1] + t) });
	};
	
	this.init = function()
	{
		jQuery(window).scroll(function(){obj.position();});
		jQuery(window).resize(function(){obj.position();});
		obj.position();
	};
};