button4.html

<head><title>button4.html</title>
<script src=../window.js></script>
<script src=../examples.js></script>
</head>

<body>
<script>

w = new win(100,100,300,300,"button")
w.setServerURL(MSURL)
w.setVar("map",MSMAP)

b = new button('<img id=buttonimg style="width:50;height:50">',null)
m = new menu()
m.addButton(b)
m.realSticky(true)
m.showAt(40,500)

function submitWin() {
    w.setVar("mapsize",w.contentWidth + " " + w.contentHeight)
    var n = document.getElementById("msname").value
    var v = document.getElementById("msvalue").value
    if (n) w.setVar(n,v)
    w.submit()
}
w.setExecOnResize(submitWin)

function putMenu() {
    var simg = w.getReturnedVar("img") 
    var bimg = document.getElementById("buttonimg")
    bimg.src = simg
}

w.setExecOnReturn(putMenu)

</script>
<input type=button value="Submit Map" onclick="submitWin()">
<br>
MS-variable: name <input type=text id=msname>
<br>
MS-variable: value <input type=text id=msvalue>

</body>