Changing Between Still and Motion Images
<HTML>
<HEAD>
<TITLE>IMG dynsrc Property</TITLE>
<SCRIPT LANGUAGE="JavaScript">
var trainImg = new Image(160,120)
trainImg.src = "http://www.java2s.com/style/logo.png"
trainImg.dynsrc = "http://www.java2s.com/style/logoRed.png"
function setLoop() {
var selector = document.forms[0].looper
document.myIMG.loop = selector.options[selector.selectedIndex].value
}
function setImage(type) {
if (type == "jpg") {
document.myIMG.dynsrc = ""
document.myIMG.src = trainImg.src
} else {
document.myIMG.src = ""
document.myIMG.start = "fileopen"
setLoop()
document.myIMG.dynsrc = trainImg.dynsrc
}
}
</SCRIPT>
</HEAD>
<BODY>
<H1>IMG dynsrc Property</H1>
<HR>
<FORM>
Choose image type:
<INPUT TYPE="radio" NAME="imgGroup" CHECKED onClick="setImage('png')">Still
<INPUT TYPE="radio" NAME="imgGroup" onClick="setImage('mpg')">Video
<P>Play video how many times after loading:
<SELECT NAME="looper" onChange="setLoop()">
<OPTION VALUE=1 SELECTED>Once
<OPTION VALUE=2>Twice
<OPTION VALUE=-1>Continuously
</SELECT></P>
</FORM>
<HR>
<IMG NAME="myIMG" SRC="http://www.java2s.com/style/logo.png" HEIGHT=120 WIDTH=160>
</BODY>
</HTML>
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