大侠们帮我看看这个程序，为啥在谷歌火狐狸不起作用啊
IE里运行挺正常的，为啥谷歌、火狐里那右上角数字就是不根据内容变呢？拜托各位拉
- JScript code
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" ><head> <title>无标题页</title></head><body><div class="message_board"> <label>留言板</label> <label>您还可以输入<span id="message_tips_num">140</span>字</label> <form name="message_form" action="" method="post"> <textarea name="message_input" id="message_input" cols="100" rows="4" ></textarea> </form></div><script>var oTipsNum=document.getElementById("message_tips_num");var oTextarea=document.getElementById("message_input");var nTextareaFocus=0;var nNumTimer=null;oTextarea.onfocus=function(){ nNumTimer=setInterval(function(){ oTipsNum.innerHTML=140-oTextarea.innerHTML.length; if(oTextarea.innerHTML.length>140){ oTipsNum.style.color="red"; oTextarea.style.color="white"; oTextarea.style.backgroundColor="rgb(255,168,168)"; } else{ oTipsNum.style.color=""; oTextarea.style.color=""; oTextarea.style.backgroundColor="rgb(204,232,207)"; } },30); nTextareaFocus=1;}oTextarea.onblur=function(){ if(nTextareaFocus==1){ clearInterval(nNumTimer); nTextareaFocus=0; nNumTimer=null; }}</script></body></html>[解决办法]
- JScript code
//oTipsNum.innerHTML=140-oTextarea.innerHTML.length;oTipsNum.innerHTML=140-oTextarea.value.length;