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动态调整textarea中字体的大小代码

　　本文标签：textarea,字体大小

<select name="select" id=fontslt onChange=NYSfont()> 
<option selected>选择阅读字体 
<script language=javascript>for (i=9;i<200;i++) 
{document.write("<option value="+i+">"+i+"pt字体\n");} 
function NYSfont() 
{if((fontslt.selectedIndex!=-1)&&(fontslt.selectedIndex!=0)){readcontent.style.fontSize=fontslt.options[fontslt.selectedIndex].value;}}</script> 
</option> 
</select> 
</P><br><INPUT onclick=runEx('runcode') type=button value=运行代码 /><br>
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