Select implementation code to control web page content to be hidden from display_form effects

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Method 1
Method 2


方式1 方式1 方式1

Method 1 Method 1 Method 1
方式2 方式2 方式2

Method 2 Method 2 Method 2
<script> <BR>function setChange() <BR>{ <BR>if (document.f.selfs.value == "1") <BR>{ <BR>document.all.tb1.style.display = "block"; <BR>} <BR>else <BR>{ <BR>document.all.tb1.style.display = "none"; <BR>} <BR>if (document.f.selfs.value == "2") <BR>{ <BR>document.all.tb2.style.display = "block"; <BR>} <BR>else <BR>{ <BR>document.all.tb2.style.display = "none"; <BR>} <BR>} <BR></script> The judgment method can also be changed to inequality