// JavaScript Document

function ShowBox(thelayer,xtop,xleft)
{ 
  //thelayer.style.left = window.event.x; //定位在鼠标坐标
  //thelayer.style.top = window.event.y + document.body.scrollTop + 0;
  thelayer.style.top=xtop;
  thelayer.style.left=xleft;
  thelayer.style.visibility = "inherit";
  //pic.src="037.gif"
  //startext.innerHTML = thestr;
}

function HideBox(thelayer)
{ 
  thelayer.style.visibility = "hidden";
}

//表格的坐标Top
function getTop(obj){
   //var t=obj.offsetTop - obj.parentElement.scrollTop;
   //offsetHeight表格的高度
   //offsetWidth 表格的宽度
   var t=obj.offsetTop+obj.offsetHeight;

   while(obj=obj.offsetParent){
      //t+=obj.offsetTop - obj.parentElement.scrollTop;
	  t+=obj.offsetTop;
   }
  return t;
}
//表格的坐标出Left
function getLeft(obj)
{
  // var l=obj.offsetLeft - obj.parentElement.scrollLeft;
   var l=obj.offsetLeft;
   while(obj=obj.offsetParent){
      //l+=obj.offsetLeft - obj.parentElement.scrollLeft;
	  l+=obj.offsetLeft;
   }
   return l;
}