function getAbsTop(obj){ //得到对象的绝对y坐标
				var myTop=0;
				do myTop+=obj.offsetTop; 
				while(obj=obj.offsetParent);
					return myTop;
			}
			function getAbsLeft(obj){ //得到对象的绝对x坐标
				var myLeft=0;
				do myLeft+=obj.offsetLeft; 
				while(obj=obj.offsetParent);
					return myLeft;
			}
			var tmp_object = null;
			function showpic(o,src,id)
			{
				var showimg =  document.getElementById(id);
				showimg.style.left = getAbsLeft(o)+o.width-10;
				showimg.style.top = getAbsTop(o)-5;
				showimg.style.display = "block";
				
			}
			function hiddenpic(id)
			{
				var showimg =  document.getElementById(id);
				showimg.style.display = "none";
				//tmp_object.style.visibility = "visible";
			}

			function judge(id)
			{
				var tmp_div_id = "showimg"+id;
				var tmp_img_id = "showimg_"+id;
				if(window.event.toElement.id == tmp_div_id || window.event.toElement.id == tmp_img_id)
				{
				}else
				{
					hiddenpic(tmp_div_id);

				}

			}