测试控制鼠标的技巧

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var total = 0
var play = false
function display(element) {
var now = new Date()
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if (now.getTime() - startTime > 20000) {
alert("时间到！");
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return
}
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else
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function restart(form) {
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play = false
for (var i = 1; i <= 100; ++i) {
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<CENTER>测试你控制鼠标的技巧，看看你的鼠标有多棒，看看20秒内你能选中多少个框</CENTER>
<script type="text/javascript">
document.write("<FORM><CENTER>")
document.write('<INPUT TYPE="text" VALUE="0" ');
document.write('NAME="num" SIZE=10 onFocus="this.blur()"><BR>')
document.write("<HR SIZE=1 WIDTH=40%>")
for (var i = 0; i < 10; ++i) {
for (var j = 0; j < 10; ++j) {
document.write('<INPUT TYPE="checkbox" ');
document.write('onClick="display(this)">')}
document.write("<BR>")}
document.write("<HR SIZE=1 WIDTH=40%>")
document.write('<INPUT TYPE="button" VALUE="重来" ');
document.write('onClick="restart(this.form)">')
document.write("</CENTER></FORM>")
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