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how to auto submit a frame using javascript
function refreshMe() {
setTimeout('refreshMe()', 5000);
var frm = document.getElementById("_form_");
frm.method="post"
 frm.action = "xyz.pl";
 frm.target="frame2"
 frm.submit()
}

function frameRefresh()
{
    var frm = document.getElementById("_form_");
    frm.method = "post";
    frm.action = "xyz.pl";
    frm.target = "frame2";
    frm.submit();
}

var intervalId = setInterval(frameRefresh,5000);