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JScript code:

<script language="javascript">
function f1(input){
var oEvent=window.event?window.event:arguments[0];
if(!input.value){
alert("ÇëÊäÈë³É¼¨!");return;
}
var rank=document.getElementById("rank");

if(input.value>=90){
rank.value="ÓÅÐã"
}else if(input.value>=80&&input.value<90){
rank.value="Á¼ºÃ"
}else if(input.value>=60&&input.value<80){
rank.value="Ò»°ã"
}else if(input.value<60){
rank.value="Ì«²î"
}
}
</script>
ÇëÊäÈë³É¼¨:<input type="text" name="score" id="score" onkeydown="f1(this)"><input type="text" name="rank" id="rank" readonly="true">




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var ww = "\u00e7\u00e8";
alert(ww);
</script>

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