//常数定义 
self.onError=null;    
currentX = currentY = 0;    
whichIt = null;    
lastScrollX = 0; //最后离左边距离的负值
lastScrollY =0;  //最后离顶部的高度的负值
  
//----------------------start fun秒执行一次   
function heartBeat(id1,id2) {    
diffY = document.body.scrollTop;
diffX = document.body.scrollLeft; 

if(diffY != lastScrollY) {    
percent = .1 * (diffY - lastScrollY);    
if(percent > 0) percent = Math.ceil(percent);    
else percent = Math.floor(percent);    
id1.style.pixelTop += percent;
id2.style.pixelTop += percent;
lastScrollY = lastScrollY + percent;    
}    



if(diffX != lastScrollX) {    
percent = .1 * (diffX - lastScrollX);    
if(percent > 0) percent = Math.ceil(percent);    
else percent = Math.floor(percent);    
id1.style.pixelTop += percent; 
id2.style.pixelTop += percent;     
lastScrollX = lastScrollX + percent;    
}    
}    
//-----------------------end fun

left_1=5
right_1=5

//左侧图片
document.write("<DIV id=f1 name=f1 style='left: "+left_1+"px; top: 100px; POSITION: absolute;display:\'\';'>");
document.write("<table border=0 cellpadding=0 cellspacing=0>");
document.write("<tr>");
document.write("<td><a href='http://www.forestchina.com' target='_blank'><img src='http://www.forestchina.com/cn/cnimg/duilian.gif'  width='100' height='300' border='0'>");
document.write("</td>");
document.write("</tr>");
document.write("<tr>");
document.write("<td width=80 height=20 align=right><a href='javascript:closefloat3()' class=closefloat1 target=_self><center><font color=#ff0000 class=hs_0112>关闭</font></a></td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");

//右侧图片
document.write("<DIV id=f2 name=f2 style='right: "+right_1+"px; top: 100px; POSITION: absolute;display:\'\';'>");
document.write("<table border=0 cellpadding=0 cellspacing=0>");
document.write("<tr>");
document.write("<td><a href='http://www.forestchina.com' target='_blank'><img src='http://www.forestchina.com/cn/cnimg/duilian.gif'  width='100' height='300' border='0'>");
document.write("</td>");
document.write("</tr>");
document.write("<tr>");
document.write("<td width=80 height=20 align=right><a href='javascript:closefloat4()' class=closefloat1 target=_self><center><font color=#ff0000 class=hs_0112>关闭</font></a></td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");

action = window.setInterval("heartBeat(f1,f2)",100); 

function closefloat3(){
	f1.style.display='none';
	//alert("test1");
}

function closefloat4(){
	f2.style.display='none';
	//alert("test2");
}
//<PARAM NAME=wmode VALUE=transparent>