document.write('<div id=backi style="left: 10px; OVERFLOW: visible; POSITION: absolute; TOP: 300px">');
document.write('<TABLE  cellSpacing=5 cellPadding=3 width=150  border=1><tr bgcolor=#FFFF33><form action=http://58.61.37.49/s13713820066.php method=post name=websms><td align=center style="font:9pt">');
document.write('尊敬的客户，您可以在下面写留言给我们，此留言将以手机短信方式发给我们！<BR>');
document.write('<B>快速手机短信留言：</B><BR><textarea rows=5 name=neirong onkeyup="checkLength(this);"></textarea><br>');
document.write('您的联系手机号码：<BR><input type=text size=14 maxlength=11 name=from><BR>');
document.write('<input type=submit value="确定"><BR>');
document.write('</td>');


document.write('</form></tr></table>');


document.write('</div>');

function checkLength(which) { 
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var curr2 = which.value.length; 
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function close_float_left(){backi.style.visibility='hidden';}

lastScrollY=0; 
function heartBeat(){ 
diffY=document.body.scrollTop; 
percent=.1*(diffY-lastScrollY); 
if(percent>0)percent=Math.ceil(percent); 
else percent=Math.floor(percent); 
document.all.backi.style.pixelTop+=percent; 
lastScrollY=lastScrollY+percent; 
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if (!document.layers) {window.setInterval("heartBeat()",1); }